diff options
Diffstat (limited to 'packages/utils/test')
| -rw-r--r-- | packages/utils/test/abi_encoder/abi_samples/method_abis.ts | 780 | ||||
| -rw-r--r-- | packages/utils/test/abi_encoder/abi_samples/optimizer_abis.ts | 340 | ||||
| -rw-r--r-- | packages/utils/test/abi_encoder/abi_samples/return_value_abis.ts | 99 | ||||
| -rw-r--r-- | packages/utils/test/abi_encoder/evm_data_types_test.ts | 1007 | ||||
| -rw-r--r-- | packages/utils/test/abi_encoder/methods_test.ts | 366 | ||||
| -rw-r--r-- | packages/utils/test/abi_encoder/optimizer_test.ts | 262 | ||||
| -rw-r--r-- | packages/utils/test/abi_encoder/return_values_test.ts | 67 | ||||
| -rw-r--r-- | packages/utils/test/utils/chai_setup.ts | 13 |
8 files changed, 2934 insertions, 0 deletions
diff --git a/packages/utils/test/abi_encoder/abi_samples/method_abis.ts b/packages/utils/test/abi_encoder/abi_samples/method_abis.ts new file mode 100644 index 000000000..fc552c127 --- /dev/null +++ b/packages/utils/test/abi_encoder/abi_samples/method_abis.ts @@ -0,0 +1,780 @@ +/* tslint:disable max-file-line-count */ +import { MethodAbi } from 'ethereum-types'; + +export const simpleAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'greg', + type: 'uint256', + }, + { + name: 'gregStr', + type: 'string', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const stringAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'greg', + type: 'string[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const GAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'a', + type: 'uint256', + }, + { + name: 'b', + type: 'string', + }, + { + name: 'e', + type: 'bytes', + }, + { + name: 'f', + type: 'address', + }, + ], + + name: 'f', + type: 'tuple', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const typesWithDefaultWidthsAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'someUint', + type: 'uint', + }, + { + name: 'someInt', + type: 'int', + }, + { + name: 'someByte', + type: 'byte', + }, + { + name: 'someUint', + type: 'uint[]', + }, + { + name: 'someInt', + type: 'int[]', + }, + { + name: 'someByte', + type: 'byte[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const multiDimensionalArraysStaticTypeAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'a', + type: 'uint8[][][]', + }, + { + name: 'b', + type: 'uint8[][][2]', + }, + { + name: 'c', + type: 'uint8[][2][]', + }, + { + name: 'd', + type: 'uint8[2][][]', + }, + { + name: 'e', + type: 'uint8[][2][2]', + }, + { + name: 'f', + type: 'uint8[2][2][]', + }, + { + name: 'g', + type: 'uint8[2][][2]', + }, + { + name: 'h', + type: 'uint8[2][2][2]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const multiDimensionalArraysDynamicTypeAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'a', + type: 'string[][][]', + }, + { + name: 'b', + type: 'string[][][2]', + }, + { + name: 'c', + type: 'string[][2][]', + }, + { + name: 'h', + type: 'string[2][2][2]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const dynamicTupleAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someStr', + type: 'string', + }, + ], + name: 'order', + type: 'tuple', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const arrayOfStaticTuplesWithDefinedLengthAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someUint2', + type: 'uint256', + }, + ], + name: 'order', + type: 'tuple[8]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const arrayOfStaticTuplesWithDynamicLengthAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someUint2', + type: 'uint256', + }, + ], + name: 'order', + type: 'tuple[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const arrayOfDynamicTuplesWithDefinedLengthAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someString', + type: 'string', + }, + ], + name: 'order', + type: 'tuple[8]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const arrayOfDynamicTuplesWithUndefinedLengthAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someString', + type: 'string', + }, + ], + name: 'order', + type: 'tuple[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const arrayOfDynamicTuplesAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someString', + type: 'string', + }, + ], + name: 'order', + type: 'tuple[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const multidimensionalArrayOfDynamicTuplesAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someString', + type: 'string', + }, + ], + name: 'order', + type: 'tuple[][2][]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const staticTupleAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'someUint1', + type: 'uint256', + }, + { + name: 'someUint2', + type: 'uint256', + }, + { + name: 'someUint3', + type: 'uint256', + }, + { + name: 'someBool', + type: 'bool', + }, + ], + name: 'order', + type: 'tuple', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const staticArrayAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'someStaticArray', + type: 'uint8[3]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const staticArrayDynamicMembersAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'someStaticArray', + type: 'string[3]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const dynamicArrayDynamicMembersAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'someStaticArray', + type: 'string[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const dynamicArrayStaticMembersAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'someStaticArray', + type: 'uint8[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const largeFlatAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'someUInt256', + type: 'uint256', + }, + { + name: 'someInt256', + type: 'int256', + }, + { + name: 'someInt32', + type: 'int32', + }, + { + name: 'someByte', + type: 'byte', + }, + { + name: 'someBytes32', + type: 'bytes32', + }, + { + name: 'someBytes', + type: 'bytes', + }, + { + name: 'someString', + type: 'string', + }, + { + name: 'someAddress', + type: 'address', + }, + { + name: 'someBool', + type: 'bool', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const largeNestedAbi: MethodAbi = { + constant: false, + inputs: [ + { + name: 'someStaticArray', + type: 'uint8[3]', + }, + { + name: 'someStaticArrayWithDynamicMembers', + type: 'string[2]', + }, + { + name: 'someDynamicArrayWithDynamicMembers', + type: 'bytes[]', + }, + { + name: 'some2DArray', + type: 'string[][]', + }, + { + name: 'someTuple', + type: 'tuple', + components: [ + { + name: 'someUint32', + type: 'uint32', + }, + { + name: 'someStr', + type: 'string', + }, + ], + }, + { + name: 'someTupleWithDynamicTypes', + type: 'tuple', + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someStr', + type: 'string', + }, + /*{ + name: 'someStrArray', + type: 'string[]', + },*/ + { + name: 'someBytes', + type: 'bytes', + }, + { + name: 'someAddress', + type: 'address', + }, + ], + }, + { + name: 'someArrayOfTuplesWithDynamicTypes', + type: 'tuple[]', + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someStr', + type: 'string', + }, + /*{ + name: 'someStrArray', + type: 'string[]', + },*/ + { + name: 'someBytes', + type: 'bytes', + }, + { + name: 'someAddress', + type: 'address', + }, + ], + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const nestedTuples: MethodAbi = { + constant: false, + inputs: [ + { + name: 'firstTuple', + type: 'tuple[1]', + components: [ + { + name: 'someUint32', + type: 'uint32', + }, + { + name: 'nestedTuple', + type: 'tuple', + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someAddress', + type: 'address', + }, + ], + }, + ], + }, + { + name: 'secondTuple', + type: 'tuple[]', + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someStr', + type: 'string', + }, + { + name: 'nestedTuple', + type: 'tuple', + components: [ + { + name: 'someUint32', + type: 'uint32', + }, + { + name: 'secondNestedTuple', + type: 'tuple', + components: [ + { + name: 'someUint', + type: 'uint256', + }, + { + name: 'someStr', + type: 'string', + }, + { + name: 'someBytes', + type: 'bytes', + }, + { + name: 'someAddress', + type: 'address', + }, + ], + }, + ], + }, + { + name: 'someBytes', + type: 'bytes', + }, + { + name: 'someAddress', + type: 'address', + }, + ], + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const simpleAbi2: MethodAbi = { + constant: false, + inputs: [ + { + name: 'someByte', + type: 'byte', + }, + { + name: 'someBytes32', + type: 'bytes32', + }, + { + name: 'someBytes', + type: 'bytes', + }, + { + name: 'someString', + type: 'string', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const fillOrderAbi: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'makerAddress', + type: 'address', + }, + { + name: 'takerAddress', + type: 'address', + }, + { + name: 'feeRecipientAddress', + type: 'address', + }, + { + name: 'senderAddress', + type: 'address', + }, + { + name: 'makerAssetAmount', + type: 'uint256', + }, + { + name: 'takerAssetAmount', + type: 'uint256', + }, + { + name: 'makerFee', + type: 'uint256', + }, + { + name: 'takerFee', + type: 'uint256', + }, + { + name: 'expirationTimeSeconds', + type: 'uint256', + }, + { + name: 'salt', + type: 'uint256', + }, + { + name: 'makerAssetData', + type: 'bytes', + }, + { + name: 'takerAssetData', + type: 'bytes', + }, + ], + name: 'order', + type: 'tuple', + }, + { + name: 'takerAssetFillAmount', + type: 'uint256', + }, + { + name: 'salt', + type: 'uint256', + }, + { + name: 'orderSignature', + type: 'bytes', + }, + { + name: 'takerSignature', + type: 'bytes', + }, + ], + name: 'fillOrder', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; diff --git a/packages/utils/test/abi_encoder/abi_samples/optimizer_abis.ts b/packages/utils/test/abi_encoder/abi_samples/optimizer_abis.ts new file mode 100644 index 000000000..7cfd7a118 --- /dev/null +++ b/packages/utils/test/abi_encoder/abi_samples/optimizer_abis.ts @@ -0,0 +1,340 @@ +/* tslint:disable max-file-line-count */ +import { MethodAbi } from 'ethereum-types'; + +export const duplicateDynamicArraysWithStaticElements: MethodAbi = { + constant: false, + inputs: [ + { + name: 'array1', + type: 'uint[]', + }, + { + name: 'array2', + type: 'uint[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateDynamicArraysWithDynamicElements: MethodAbi = { + constant: false, + inputs: [ + { + name: 'array1', + type: 'string[]', + }, + { + name: 'array2', + type: 'string[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateStaticArraysWithStaticElements: MethodAbi = { + constant: false, + inputs: [ + { + name: 'array1', + type: 'uint[2]', + }, + { + name: 'array2', + type: 'uint[2]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateStaticArraysWithDynamicElements: MethodAbi = { + constant: false, + inputs: [ + { + name: 'array1', + type: 'string[2]', + }, + { + name: 'array2', + type: 'string[2]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateArrayElements: MethodAbi = { + constant: false, + inputs: [ + { + name: 'array', + type: 'string[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateTupleFields: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'field1', + type: 'string', + }, + { + name: 'field2', + type: 'string', + }, + ], + name: 'Tuple', + type: 'tuple', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateStrings: MethodAbi = { + constant: false, + inputs: [ + { + name: 'string1', + type: 'string', + }, + { + name: 'string2', + type: 'string', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateBytes: MethodAbi = { + constant: false, + inputs: [ + { + name: 'bytes1', + type: 'bytes', + }, + { + name: 'bytes2', + type: 'bytes', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateTuples: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'field1', + type: 'string', + }, + { + name: 'field2', + type: 'uint', + }, + ], + name: 'Tuple', + type: 'tuple', + }, + { + components: [ + { + name: 'field1', + type: 'string', + }, + { + name: 'field2', + type: 'uint', + }, + ], + name: 'Tuple', + type: 'tuple', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateArraysNestedInTuples: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + name: 'field', + type: 'uint[]', + }, + ], + name: 'Tuple1', + type: 'tuple', + }, + { + components: [ + { + name: 'field', + type: 'uint[]', + }, + { + name: 'extraField', + type: 'string', + }, + ], + name: 'Tuple2', + type: 'tuple', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateTuplesNestedInTuples: MethodAbi = { + constant: false, + inputs: [ + { + components: [ + { + components: [ + { + name: 'nestedField', + type: 'string', + }, + ], + name: 'field', + type: 'tuple', + }, + ], + name: 'Tuple1', + type: 'tuple', + }, + { + components: [ + { + components: [ + { + name: 'nestedField', + type: 'string', + }, + ], + name: 'field', + type: 'tuple', + }, + { + name: 'extraField', + type: 'string', + }, + ], + name: 'Tuple1', + type: 'tuple', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const duplicateTwoDimensionalArrays: MethodAbi = { + constant: false, + inputs: [ + { + name: 'array1', + type: 'string[][]', + }, + { + name: 'array2', + type: 'string[][]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const arrayElementsDuplicatedAsSeparateParameter: MethodAbi = { + constant: false, + inputs: [ + { + name: 'stringArray', + type: 'string[]', + }, + { + name: 'string', + type: 'string', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const arrayElementsDuplicatedAsTupleFields: MethodAbi = { + constant: false, + inputs: [ + { + name: 'uint8Array', + type: 'uint8[]', + }, + { + components: [ + { + name: 'uint', + type: 'uint', + }, + ], + name: 'uintTuple', + type: 'tuple[]', + }, + ], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; diff --git a/packages/utils/test/abi_encoder/abi_samples/return_value_abis.ts b/packages/utils/test/abi_encoder/abi_samples/return_value_abis.ts new file mode 100644 index 000000000..ac2124011 --- /dev/null +++ b/packages/utils/test/abi_encoder/abi_samples/return_value_abis.ts @@ -0,0 +1,99 @@ +/* tslint:disable max-file-line-count */ +import { MethodAbi } from 'ethereum-types'; + +export const noReturnValues: MethodAbi = { + constant: false, + inputs: [], + name: 'simpleFunction', + outputs: [], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const singleStaticReturnValue: MethodAbi = { + constant: false, + inputs: [], + name: 'simpleFunction', + outputs: [ + { + name: 'Bytes4', + type: 'bytes4', + }, + ], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const multipleStaticReturnValues: MethodAbi = { + constant: false, + inputs: [], + name: 'simpleFunction', + outputs: [ + { + name: 'val1', + type: 'bytes4', + }, + { + name: 'val2', + type: 'bytes4', + }, + ], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const singleDynamicReturnValue: MethodAbi = { + constant: false, + inputs: [], + name: 'simpleFunction', + outputs: [ + { + name: 'val', + type: 'bytes', + }, + ], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const multipleDynamicReturnValues: MethodAbi = { + constant: false, + inputs: [], + name: 'simpleFunction', + outputs: [ + { + name: 'val1', + type: 'bytes', + }, + { + name: 'val2', + type: 'bytes', + }, + ], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; + +export const mixedStaticAndDynamicReturnValues: MethodAbi = { + constant: false, + inputs: [], + name: 'simpleFunction', + outputs: [ + { + name: 'val1', + type: 'bytes4', + }, + { + name: 'val2', + type: 'bytes', + }, + ], + payable: false, + stateMutability: 'nonpayable', + type: 'function', +}; diff --git a/packages/utils/test/abi_encoder/evm_data_types_test.ts b/packages/utils/test/abi_encoder/evm_data_types_test.ts new file mode 100644 index 000000000..55d582d10 --- /dev/null +++ b/packages/utils/test/abi_encoder/evm_data_types_test.ts @@ -0,0 +1,1007 @@ +/* tslint:disable max-file-line-count */ +import * as chai from 'chai'; +import * as ethUtil from 'ethereumjs-util'; +import 'mocha'; + +import { AbiEncoder, BigNumber } from '../../src/'; +import { chaiSetup } from '../utils/chai_setup'; + +chaiSetup.configure(); +const expect = chai.expect; + +describe('ABI Encoder: EVM Data Type Encoding/Decoding', () => { + const encodingRules: AbiEncoder.EncodingRules = { shouldOptimize: false }; // optimizer is tested separately. + describe('Array', () => { + it('Fixed size; Static elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'int[2]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const args = [new BigNumber(5), new BigNumber(6)]; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x00000000000000000000000000000000000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Dynamic size; Static elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'int[]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const args = [new BigNumber(5), new BigNumber(6)]; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Fixed size; Dynamic elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'string[2]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const args = ['Hello', 'world']; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000548656c6c6f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005776f726c64000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Dynamic size; Dynamic elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'string[]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const args = ['Hello', 'world']; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000548656c6c6f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005776f726c64000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Dynamic Size; Multidimensional; Dynamic Elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'bytes[][]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const array1 = ['0x01020304', '0x05060708', '0x09101112']; + const array2 = ['0x10111213', '0x14151617']; + const array3 = ['0x18192021']; + const args = [array1, array2, array3]; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x0000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000001a000000000000000000000000000000000000000000000000000000000000002800000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e000000000000000000000000000000000000000000000000000000000000000040102030400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000405060708000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004091011120000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000041011121300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000414151617000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000041819202100000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Dynamic Size; Multidimensional; Static Elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'bytes4[][]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const array1 = ['0x01020304', '0x05060708', '0x09101112']; + const array2 = ['0x10111213', '0x14151617']; + const array3 = ['0x18192021']; + const args = [array1, array2, array3]; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x0000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000140000000000000000000000000000000000000000000000000000000000000000301020304000000000000000000000000000000000000000000000000000000000506070800000000000000000000000000000000000000000000000000000000091011120000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000021011121300000000000000000000000000000000000000000000000000000000141516170000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000011819202100000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Static Size; Multidimensional; Static Elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'bytes4[3][2]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const array1 = ['0x01020304', '0x05060708', '0x09101112']; + const array2 = ['0x10111213', '0x14151617', '0x18192021']; + const args = [array1, array2]; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x010203040000000000000000000000000000000000000000000000000000000005060708000000000000000000000000000000000000000000000000000000000910111200000000000000000000000000000000000000000000000000000000101112130000000000000000000000000000000000000000000000000000000014151617000000000000000000000000000000000000000000000000000000001819202100000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Static Size; Multidimensional; Dynamic Elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'bytes[3][2]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const array1 = ['0x01020304', '0x05060708', '0x09101112']; + const array2 = ['0x10111213', '0x14151617', '0x18192021']; + const args = [array1, array2]; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000160000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000000401020304000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004050607080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040910111200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000000410111213000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004141516170000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000041819202100000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Static size; Too Few Elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'string[3]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const args = ['Hello', 'world']; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw('Expected array of 3 elements, but got array of length 2'); + }); + it('Static size; Too Many Elements', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'string[1]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const args = ['Hello', 'world']; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw('Expected array of 1 elements, but got array of length 2'); + }); + it('Element Type Mismatch', async () => { + // Create DataType object + const testDataItem = { name: 'testArray', type: 'uint[]' }; + const dataType = new AbiEncoder.Array(testDataItem); + // Construct args to be encoded + const args = [new BigNumber(1), 'Bad Argument']; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(); + }); + }); + + describe('Tuple', () => { + it('Static elements only', async () => { + // Create DataType object + const testDataItem = { + name: 'Tuple', + type: 'tuple', + components: [{ name: 'field_1', type: 'int32' }, { name: 'field_2', type: 'bool' }], + }; + const dataType = new AbiEncoder.Tuple(testDataItem); + // Construct args to be encoded + const args = { field_1: new BigNumber(-5), field_2: true }; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffb0000000000000000000000000000000000000000000000000000000000000001'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodingRules: AbiEncoder.DecodingRules = { shouldConvertStructsToObjects: true }; + const decodedArgs = dataType.decode(encodedArgs, decodingRules); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Dynamic elements only', async () => { + // Create DataType object + const testDataItem = { + name: 'Tuple', + type: 'tuple', + components: [{ name: 'field_1', type: 'string' }, { name: 'field_2', type: 'bytes' }], + }; + const dataType = new AbiEncoder.Tuple(testDataItem); + // Construct args to be encoded + const args = { field_1: 'Hello, World!', field_2: '0xabcdef0123456789' }; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000d48656c6c6f2c20576f726c6421000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008abcdef0123456789000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodingRules: AbiEncoder.DecodingRules = { shouldConvertStructsToObjects: true }; + const decodedArgs = dataType.decode(encodedArgs, decodingRules); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Nested Static Array', async () => { + // Create DataType object + const testDataItem = { + name: 'Tuple', + type: 'tuple', + components: [{ name: 'field', type: 'uint[2]' }], + }; + const dataType = new AbiEncoder.Tuple(testDataItem); + // Construct args to be encoded + const args = { field: [new BigNumber(1), new BigNumber(2)] }; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x00000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodingRules: AbiEncoder.DecodingRules = { shouldConvertStructsToObjects: true }; + const decodedArgs = dataType.decode(encodedArgs, decodingRules); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Nested Dynamic Array', async () => { + // Create DataType object + const testDataItem = { + name: 'Tuple', + type: 'tuple', + components: [{ name: 'field', type: 'uint[]' }], + }; + const dataType = new AbiEncoder.Tuple(testDataItem); + // Construct args to be encoded + const args = { field: [new BigNumber(1), new BigNumber(2)] }; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodingRules: AbiEncoder.DecodingRules = { shouldConvertStructsToObjects: true }; + const decodedArgs = dataType.decode(encodedArgs, decodingRules); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Nested Static Multidimensional Array', async () => { + // Create DataType object + const testDataItem = { + name: 'Tuple', + type: 'tuple', + components: [{ name: 'field', type: 'bytes4[2][2]' }], + }; + const dataType = new AbiEncoder.Tuple(testDataItem); + // Construct args to be encoded + const array1 = ['0x01020304', '0x05060708']; + const array2 = ['0x09101112', '0x13141516']; + const args = { field: [array1, array2] }; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x0102030400000000000000000000000000000000000000000000000000000000050607080000000000000000000000000000000000000000000000000000000009101112000000000000000000000000000000000000000000000000000000001314151600000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodingRules: AbiEncoder.DecodingRules = { shouldConvertStructsToObjects: true }; + const decodedArgs = dataType.decode(encodedArgs, decodingRules); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Nested Dynamic Multidimensional Array', async () => { + // Create DataType object + const testDataItem = { + name: 'Tuple', + type: 'tuple', + components: [{ name: 'field', type: 'bytes[2][2]' }], + }; + const dataType = new AbiEncoder.Tuple(testDataItem); + // Construct args to be encoded + const array1 = ['0x01020304', '0x05060708']; + const array2 = ['0x09101112', '0x13141516']; + const args = { field: [array1, array2] }; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000004010203040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040506070800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000004091011120000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000041314151600000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodingRules: AbiEncoder.DecodingRules = { shouldConvertStructsToObjects: true }; + const decodedArgs = dataType.decode(encodedArgs, decodingRules); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Static and dynamic elements mixed', async () => { + // Create DataType object + const testDataItem = { + name: 'Tuple', + type: 'tuple', + components: [ + { name: 'field_1', type: 'int32' }, + { name: 'field_2', type: 'string' }, + { name: 'field_3', type: 'bool' }, + { name: 'field_4', type: 'bytes' }, + ], + }; + const dataType = new AbiEncoder.Tuple(testDataItem); + // Construct args to be encoded + const args = { + field_1: new BigNumber(-5), + field_2: 'Hello, World!', + field_3: true, + field_4: '0xabcdef0123456789', + }; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '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'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodingRules: AbiEncoder.DecodingRules = { shouldConvertStructsToObjects: true }; + const decodedArgs = dataType.decode(encodedArgs, decodingRules); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Missing Key', async () => { + // Create DataType object + const testDataItem = { + name: 'Tuple', + type: 'tuple', + components: [{ name: 'field_1', type: 'int32' }, { name: 'field_2', type: 'bool' }], + }; + const dataType = new AbiEncoder.Tuple(testDataItem); + // Construct args to be encoded + const args = { field_1: new BigNumber(-5) }; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw('Could not assign tuple to object: missing keys field_2'); + }); + it('Bad Key', async () => { + // Create DataType object + const testDataItem = { + name: 'Tuple', + type: 'tuple', + components: [{ name: 'field_1', type: 'int32' }, { name: 'field_2', type: 'bool' }], + }; + const dataType = new AbiEncoder.Tuple(testDataItem); + // Construct args to be encoded + const args = { unknown_field: new BigNumber(-5) }; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw("Could not assign tuple to object: unrecognized key 'unknown_field' in object Tuple"); + }); + }); + + describe('Address', () => { + it('Valid Address', async () => { + // Create DataType object + const testDataItem = { name: 'Address', type: 'address' }; + const dataType = new AbiEncoder.Address(testDataItem); + // Construct args to be encoded + const args = '0xe41d2489571d322189246dafa5ebde1f4699f498'; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x000000000000000000000000e41d2489571d322189246dafa5ebde1f4699f498'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Invalid Address - input is not valid hex', async () => { + // Create DataType object + const testDataItem = { name: 'Address', type: 'address' }; + const dataType = new AbiEncoder.Address(testDataItem); + // Construct args to be encoded + const args = 'e4'; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(`Invalid address: '${args}'`); + }); + it('Invalid Address - input is not 20 bytes', async () => { + // Create DataType object + const testDataItem = { name: 'Address', type: 'address' }; + const dataType = new AbiEncoder.Address(testDataItem); + // Construct args to be encoded + const args = '0xe4'; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(`Invalid address: '${args}'`); + }); + }); + + describe('Bool', () => { + it('True', async () => { + // Create DataType object + const testDataItem = { name: 'Boolean', type: 'bool' }; + const dataType = new AbiEncoder.Bool(testDataItem); + // Construct args to be encoded + const args = true; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0000000000000000000000000000000000000000000000000000000000000001'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('False', async () => { + // Create DataType object + const testDataItem = { name: 'Boolean', type: 'bool' }; + const dataType = new AbiEncoder.Bool(testDataItem); + // Construct args to be encoded + const args = false; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0000000000000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + }); + + describe('Integer', () => { + /* tslint:disable custom-no-magic-numbers */ + const max256BitInteger = new BigNumber(2).pow(255).minus(1); + const min256BitInteger = new BigNumber(2).pow(255).times(-1); + const max32BitInteger = new BigNumber(2).pow(31).minus(1); + const min32BitInteger = new BigNumber(2).pow(31).times(-1); + /* tslint:enable custom-no-magic-numbers */ + + it('Int256 - Positive Base Case', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (256)', type: 'int' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = new BigNumber(1); + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0000000000000000000000000000000000000000000000000000000000000001'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Int256 - Negative Base Case', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (256)', type: 'int' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = new BigNumber(-1); + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Int256 - Positive Value', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (256)', type: 'int' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = max256BitInteger; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Int256 - Negative Value', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (256)', type: 'int' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = min256BitInteger; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = `0x8000000000000000000000000000000000000000000000000000000000000000`; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Int256 - Value too large', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (256)', type: 'int' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = max256BitInteger.plus(1); + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(); + }); + it('Int256 - Value too small', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (256)', type: 'int' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = min256BitInteger.minus(1); + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(); + }); + it('Int32 - Positive Base Case', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (32)', type: 'int32' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = new BigNumber(1); + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0000000000000000000000000000000000000000000000000000000000000001'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Int32 - Negative Base Case', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (32)', type: 'int32' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = new BigNumber(-1); + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Int32 - Positive Value', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (32)', type: 'int32' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = max32BitInteger; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x000000000000000000000000000000000000000000000000000000007fffffff'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Int32 - Negative Value', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (32)', type: 'int32' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = min32BitInteger; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = `0xffffffffffffffffffffffffffffffffffffffffffffffffffffffff80000000`; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Int32 - Value too large', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (32)', type: 'int32' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = max32BitInteger.plus(1); + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(); + }); + it('Int32 - Value too small', async () => { + // Create DataType object + const testDataItem = { name: 'Integer (32)', type: 'int32' }; + const dataType = new AbiEncoder.Int(testDataItem); + // Construct args to be encoded + const args = min32BitInteger.minus(1); + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(); + }); + }); + + describe('Unsigned Integer', () => { + /* tslint:disable custom-no-magic-numbers */ + const max256BitUnsignedInteger = new BigNumber(2).pow(256).minus(1); + const min256BitUnsignedInteger = new BigNumber(0); + const max32BitUnsignedInteger = new BigNumber(2).pow(32).minus(1); + const min32BitUnsignedInteger = new BigNumber(0); + /* tslint:enable custom-no-magic-numbers */ + + it('UInt256 - Positive Base Case', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (256)', type: 'uint' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = new BigNumber(1); + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0000000000000000000000000000000000000000000000000000000000000001'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('UInt256 - Positive Value', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (256)', type: 'uint' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = max256BitUnsignedInteger; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('UInt256 - Zero Value', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (256)', type: 'uint' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = min256BitUnsignedInteger; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = `0x0000000000000000000000000000000000000000000000000000000000000000`; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('UInt256 - Value too large', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (256)', type: 'uint' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = max256BitUnsignedInteger.plus(1); + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(); + }); + it('UInt256 - Value too small', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (256)', type: 'uint' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = min256BitUnsignedInteger.minus(1); + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(); + }); + it('UInt32 - Positive Base Case', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (32)', type: 'uint32' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = new BigNumber(1); + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0000000000000000000000000000000000000000000000000000000000000001'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('UInt32 - Positive Value', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (32)', type: 'uint32' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = max32BitUnsignedInteger; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x00000000000000000000000000000000000000000000000000000000ffffffff'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('UInt32 - Zero Value', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (32)', type: 'uint32' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = min32BitUnsignedInteger; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = `0x0000000000000000000000000000000000000000000000000000000000000000`; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('UInt32 - Value too large', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (32)', type: 'uint32' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = max32BitUnsignedInteger.plus(1); + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(); + }); + it('UInt32 - Value too small', async () => { + // Create DataType object + const testDataItem = { name: 'Unsigned Integer (32)', type: 'uint32' }; + const dataType = new AbiEncoder.UInt(testDataItem); + // Construct args to be encoded + const args = min32BitUnsignedInteger.minus(1); + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw(); + }); + }); + + describe('Static Bytes', () => { + it('Single Byte (byte)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Byte', type: 'byte' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + const args = '0x05'; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0500000000000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Single Byte (bytes1)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes1', type: 'bytes1' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + const args = '0x05'; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0500000000000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('4 Bytes (bytes4)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes4', type: 'bytes4' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + const args = '0x00010203'; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0001020300000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('4 Bytes (bytes4); Encoder must pad input', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes4', type: 'bytes4' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + // Note: There will be padding because this is a bytes32 but we are only passing in 4 bytes. + const args = '0x1a18'; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x1a18000000000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + const paddedArgs = '0x1a180000'; + expect(decodedArgs).to.be.deep.equal(paddedArgs); + }); + it('32 Bytes (bytes32)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes32', type: 'bytes32' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + const args = '0x0001020304050607080911121314151617181920212223242526272829303132'; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x0001020304050607080911121314151617181920212223242526272829303132'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('32 Bytes (bytes32); Encoder must pad input', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes32', type: 'bytes32' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + // Note: There will be padding because this is a bytes32 but we are only passing in 4 bytes. + const args = '0x1a18bf61'; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = '0x1a18bf6100000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + const paddedArgs = '0x1a18bf6100000000000000000000000000000000000000000000000000000000'; + expect(decodedArgs).to.be.deep.equal(paddedArgs); + }); + it('Should throw when pass in too many bytes (bytes4)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes4', type: 'bytes4' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + const args = '0x0102030405'; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw( + 'Tried to assign 0x0102030405 (5 bytes), which exceeds max bytes that can be stored in a bytes4', + ); + }); + it('Should throw when pass in too many bytes (bytes32)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes32', type: 'bytes32' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + const args = '0x010203040506070809101112131415161718192021222324252627282930313233'; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw( + 'Tried to assign 0x010203040506070809101112131415161718192021222324252627282930313233 (33 bytes), which exceeds max bytes that can be stored in a bytes32', + ); + }); + it('Should throw when pass in bad hex (no 0x prefix)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes32', type: 'bytes32' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + const args = '0102030405060708091011121314151617181920212223242526272829303132'; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw("Tried to encode non-hex value. Value must inlcude '0x' prefix."); + }); + it('Should throw when pass in bad hex (include a half-byte)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes32', type: 'bytes32' }; + const dataType = new AbiEncoder.StaticBytes(testDataItem); + // Construct args to be encoded + const args = '0x010'; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw('Tried to assign 0x010, which is contains a half-byte. Use full bytes only.'); + }); + }); + + describe('Dynamic Bytes', () => { + it('Fits into one EVM word', async () => { + // Create DataType object + const testDataItem = { name: 'Dynamic Bytes', type: 'bytes' }; + const dataType = new AbiEncoder.DynamicBytes(testDataItem); + // Construct args to be encoded + // Note: There will be padding because this is a bytes32 but we are only passing in 4 bytes. + const args = '0x1a18bf61'; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x00000000000000000000000000000000000000000000000000000000000000041a18bf6100000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Spans multiple EVM words', async () => { + // Create DataType object + const testDataItem = { name: 'Dynamic Bytes', type: 'bytes' }; + const dataType = new AbiEncoder.DynamicBytes(testDataItem); + // Construct args to be encoded + // Note: There will be padding because this is a bytes32 but we are only passing in 4 bytes. + const bytesLength = 40; + const args = `0x${'61'.repeat(bytesLength)}`; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x000000000000000000000000000000000000000000000000000000000000002861616161616161616161616161616161616161616161616161616161616161616161616161616161000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Input as Buffer', async () => { + // Create DataType object + const testDataItem = { name: 'Dynamic Bytes', type: 'bytes' }; + const dataType = new AbiEncoder.DynamicBytes(testDataItem); + // Construct args to be encoded + // Note: There will be padding because this is a bytes32 but we are only passing in 4 bytes. + const args = '0x1a18bf61'; + const argsAsBuffer = ethUtil.toBuffer(args); + // Encode Args and validate result + const encodedArgs = dataType.encode(argsAsBuffer); + const expectedEncodedArgs = + '0x00000000000000000000000000000000000000000000000000000000000000041a18bf6100000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Should throw when pass in bad hex (no 0x prefix)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes', type: 'bytes' }; + const dataType = new AbiEncoder.DynamicBytes(testDataItem); + // Construct args to be encoded + const args = '01'; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw("Tried to encode non-hex value. Value must inlcude '0x' prefix."); + }); + it('Should throw when pass in bad hex (include a half-byte)', async () => { + // Create DataType object + const testDataItem = { name: 'Static Bytes', type: 'bytes' }; + const dataType = new AbiEncoder.DynamicBytes(testDataItem); + // Construct args to be encoded + const args = '0x010'; + // Encode Args and validate result + expect(() => { + dataType.encode(args, encodingRules); + }).to.throw('Tried to assign 0x010, which is contains a half-byte. Use full bytes only.'); + }); + }); + + describe('String', () => { + it('Fits into one EVM word', async () => { + // Create DataType object + const testDataItem = { name: 'String', type: 'string' }; + const dataType = new AbiEncoder.String(testDataItem); + // Construct args to be encoded + // Note: There will be padding because this is a bytes32 but we are only passing in 4 bytes. + const args = 'five'; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x00000000000000000000000000000000000000000000000000000000000000046669766500000000000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Spans multiple EVM words', async () => { + // Create DataType object + const testDataItem = { name: 'String', type: 'string' }; + const dataType = new AbiEncoder.String(testDataItem); + // Construct args to be encoded + // Note: There will be padding because this is a bytes32 but we are only passing in 4 bytes. + const bytesLength = 40; + const args = 'a'.repeat(bytesLength); + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x000000000000000000000000000000000000000000000000000000000000002861616161616161616161616161616161616161616161616161616161616161616161616161616161000000000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('String that begins with 0x prefix', async () => { + // Create DataType object + const testDataItem = { name: 'String', type: 'string' }; + const dataType = new AbiEncoder.String(testDataItem); + // Construct args to be encoded + // Note: There will be padding because this is a bytes32 but we are only passing in 4 bytes. + const strLength = 40; + const args = `0x${'a'.repeat(strLength)}`; + // Encode Args and validate result + const encodedArgs = dataType.encode(args, encodingRules); + const expectedEncodedArgs = + '0x000000000000000000000000000000000000000000000000000000000000002a30786161616161616161616161616161616161616161616161616161616161616161616161616161616100000000000000000000000000000000000000000000'; + expect(encodedArgs).to.be.equal(expectedEncodedArgs); + // Decode Encoded Args and validate result + const decodedArgs = dataType.decode(encodedArgs); + expect(decodedArgs).to.be.deep.equal(args); + }); + }); +}); diff --git a/packages/utils/test/abi_encoder/methods_test.ts b/packages/utils/test/abi_encoder/methods_test.ts new file mode 100644 index 000000000..a0525967e --- /dev/null +++ b/packages/utils/test/abi_encoder/methods_test.ts @@ -0,0 +1,366 @@ +import * as chai from 'chai'; +import 'mocha'; + +import { AbiEncoder, BigNumber } from '../../src/'; +import { chaiSetup } from '../utils/chai_setup'; + +import * as AbiSamples from './abi_samples/method_abis'; + +chaiSetup.configure(); +const expect = chai.expect; + +describe('ABI Encoder: Method Encoding / Decoding', () => { + const encodingRules: AbiEncoder.EncodingRules = { shouldOptimize: false }; // optimizer is tested separately. + it('Types with default widths', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.typesWithDefaultWidthsAbi); + const args = [new BigNumber(1), new BigNumber(-1), '0x56', [new BigNumber(1)], [new BigNumber(-1)], ['0x56']]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x09f2b0c30000000000000000000000000000000000000000000000000000000000000001ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff560000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000140000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000001ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00000000000000000000000000000000000000000000000000000000000000015600000000000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Array of Static Tuples (Array has defined length)', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.arrayOfStaticTuplesWithDefinedLengthAbi); + let value = 0; + const arrayOfTuples = []; + const arrayOfTuplesLength = 8; + for (let i = 0; i < arrayOfTuplesLength; ++i) { + arrayOfTuples.push([new BigNumber(++value), new BigNumber(++value)]); + } + const args = [arrayOfTuples]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x9eb20969000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000700000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000009000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000b000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000000d000000000000000000000000000000000000000000000000000000000000000e000000000000000000000000000000000000000000000000000000000000000f0000000000000000000000000000000000000000000000000000000000000010'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Array of Static Tuples (Array has dynamic length)', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.arrayOfStaticTuplesWithDynamicLengthAbi); + let value = 0; + const arrayOfTuples = []; + const arrayOfTuplesLength = 8; + for (let i = 0; i < arrayOfTuplesLength; ++i) { + arrayOfTuples.push([new BigNumber(++value), new BigNumber(++value)]); + } + const args = [arrayOfTuples]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x63275d6e00000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000700000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000009000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000b000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000000d000000000000000000000000000000000000000000000000000000000000000e000000000000000000000000000000000000000000000000000000000000000f0000000000000000000000000000000000000000000000000000000000000010'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Array of Dynamic Tuples (Array has defined length)', async () => { + // Generate Calldata + const method = new AbiEncoder.Method(AbiSamples.arrayOfDynamicTuplesWithDefinedLengthAbi); + let value = 0; + const arrayOfTuples = []; + const arrayOfTuplesLength = 8; + for (let i = 0; i < arrayOfTuplesLength; ++i) { + arrayOfTuples.push([new BigNumber(++value), new BigNumber(++value).toString()]); + } + const args = [arrayOfTuples]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0xdeedb00f00000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000018000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000280000000000000000000000000000000000000000000000000000000000000030000000000000000000000000000000000000000000000000000000000000003800000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000048000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000132000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000013400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000500000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000001360000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000070000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000138000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000023130000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000023132000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000023134000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000023136000000000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Array of Dynamic Tuples (Array has dynamic length)', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.arrayOfDynamicTuplesWithUndefinedLengthAbi); + let value = 0; + const arrayOfTuples = []; + const arrayOfTuplesLength = 8; + for (let i = 0; i < arrayOfTuplesLength; ++i) { + arrayOfTuples.push([new BigNumber(++value), new BigNumber(++value).toString()]); + } + const args = [arrayOfTuples]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x60c847fb000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000018000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000280000000000000000000000000000000000000000000000000000000000000030000000000000000000000000000000000000000000000000000000000000003800000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000048000000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000132000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000013400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000500000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000001360000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000070000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000138000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000023130000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000b000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000023132000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000023134000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000023136000000000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Multidimensional Arrays / Static Members', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.multiDimensionalArraysStaticTypeAbi); + // Eight 3-dimensional arrays of uint8[2][2][2] + let value = 0; + const args = []; + const argsLength = 8; + for (let i = 0; i < argsLength; ++i) { + args.push([ + [[new BigNumber(++value), new BigNumber(++value)], [new BigNumber(++value), new BigNumber(++value)]], + [[new BigNumber(++value), new BigNumber(++value)], [new BigNumber(++value), new BigNumber(++value)]], + ]); + } + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0xc2f47d6f00000000000000000000000000000000000000000000000000000000000001e00000000000000000000000000000000000000000000000000000000000000480000000000000000000000000000000000000000000000000000000000000070000000000000000000000000000000000000000000000000000000000000009600000000000000000000000000000000000000000000000000000000000000b000000000000000000000000000000000000000000000000000000000000000d400000000000000000000000000000000000000000000000000000000000000e600000000000000000000000000000000000000000000000000000000000000039000000000000000000000000000000000000000000000000000000000000003a000000000000000000000000000000000000000000000000000000000000003b000000000000000000000000000000000000000000000000000000000000003c000000000000000000000000000000000000000000000000000000000000003d000000000000000000000000000000000000000000000000000000000000003e000000000000000000000000000000000000000000000000000000000000003f00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000001600000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000050000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000070000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000001600000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000009000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000b000000000000000000000000000000000000000000000000000000000000000c0000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000d000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000f0000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000140000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000110000000000000000000000000000000000000000000000000000000000000012000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000130000000000000000000000000000000000000000000000000000000000000014000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000150000000000000000000000000000000000000000000000000000000000000016000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000170000000000000000000000000000000000000000000000000000000000000018000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000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+ expect(calldata).to.be.equal(expectedCalldata); + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Multidimensional Arrays / Dynamic Members', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.multiDimensionalArraysDynamicTypeAbi); + // Eight 3-dimensional arrays of string[2][2][2] + let value = 0; + const args = []; + const argsLength = 4; + for (let i = 0; i < argsLength; ++i) { + args.push([ + [ + [new BigNumber(++value).toString(), new BigNumber(++value).toString()], + [new BigNumber(++value).toString(), new BigNumber(++value).toString()], + ], + [ + [new BigNumber(++value).toString(), new BigNumber(++value).toString()], + [new BigNumber(++value).toString(), new BigNumber(++value).toString()], + ], + ]); + } + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x81534ebd0000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000052000000000000000000000000000000000000000000000000000000000000009a00000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000026000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000012000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000013100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000132000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000001330000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000120000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000135000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001360000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000013700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000138000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000026000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000012000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000013900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000231300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000002313100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000023132000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000120000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000231330000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002313400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000023135000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000231360000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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+ expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Fixed Length Array / Dynamic Members', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.staticArrayDynamicMembersAbi); + const args = [['Brave', 'New', 'World']]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x243a6e6e0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000005427261766500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000034e657700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005576f726c64000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Fixed Length Array / Dynamic Members', async () => { + // Generaet calldata + const method = new AbiEncoder.Method(AbiSamples.staticArrayDynamicMembersAbi); + const args = [['Brave', 'New', 'World']]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x243a6e6e0000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000005427261766500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000034e657700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005576f726c64000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Unfixed Length Array / Dynamic Members ABI', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.dynamicArrayDynamicMembersAbi); + const args = [['Brave', 'New', 'World']]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x13e751a900000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000005427261766500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000034e657700000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005576f726c64000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Unfixed Length Array / Static Members ABI', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.dynamicArrayStaticMembersAbi); + const args = [[new BigNumber(127), new BigNumber(14), new BigNumber(54)]]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x4fc8a83300000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000007f000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000036'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Fixed Length Array / Static Members ABI', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.staticArrayAbi); + const args = [[new BigNumber(127), new BigNumber(14), new BigNumber(54)]]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0xf68ade72000000000000000000000000000000000000000000000000000000000000007f000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000036'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Array ABI', async () => { + // Generate calldata + const method = new AbiEncoder.Method(AbiSamples.stringAbi); + const args = [['five', 'six', 'seven']]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x13e751a900000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e000000000000000000000000000000000000000000000000000000000000000046669766500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000373697800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005736576656e000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Static Tuple', async () => { + // Generate calldata + // This is dynamic because it has dynamic members + const method = new AbiEncoder.Method(AbiSamples.staticTupleAbi); + const args = [[new BigNumber(5), new BigNumber(10), new BigNumber(15), false]]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0xa9125e150000000000000000000000000000000000000000000000000000000000000005000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000f0000000000000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Dynamic Tuple (Array input)', async () => { + // Generate calldata + // This is dynamic because it has dynamic members + const method = new AbiEncoder.Method(AbiSamples.dynamicTupleAbi); + const args = [[new BigNumber(5), 'five']]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x5b998f3500000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000005000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000046669766500000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Dynamic Tuple (Object input)', async () => { + // Generate Calldata + // This is dynamic because it has dynamic members + const method = new AbiEncoder.Method(AbiSamples.dynamicTupleAbi); + const args = [[new BigNumber(5), 'five']]; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x5b998f3500000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000005000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000046669766500000000000000000000000000000000000000000000000000000000'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Large, Flat ABI', async () => { + // Construct calldata + const method = new AbiEncoder.Method(AbiSamples.largeFlatAbi); + const args = [ + new BigNumber(256745454), + new BigNumber(-256745454), + new BigNumber(434244), + '0x43', + '0x0001020304050607080911121314151617181920212223242526272829303132', + '0x0001020304050607080911121314151617181920212223242526272829303132080911121314151617181920212223242526272829303132', + 'Little peter piper piped a piping pepper pot', + '0xe41d2489571d322189246dafa5ebde1f4699f498', + true, + ]; + // Validate calldata + const calldata = method.encode(args, encodingRules); + const expectedCalldata = + '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'; + expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata); + expect(decodedValue).to.be.deep.equal(args); + }); + it('Large, Nested ABI', async () => { + // Construct Calldata + const method = new AbiEncoder.Method(AbiSamples.largeNestedAbi); + const someStaticArray = [new BigNumber(127), new BigNumber(14), new BigNumber(54)]; + const someStaticArrayWithDynamicMembers = [ + 'the little piping piper piped a piping pipper papper', + 'the kid knows how to write poems, what can I say -- I guess theres a lot I could say to try to fill this line with a lot of text.', + ]; + const someDynamicArrayWithDynamicMembers = [ + '0x38745637834987324827439287423897238947239847', + '0x7283472398237423984723984729847248927498748974284728947239487498749847874329423743492347329847239842374892374892374892347238947289478947489374289472894738942749823743298742389472389473289472389437249823749823742893472398', + '0x283473298473248923749238742398742398472894729843278942374982374892374892743982', + ]; + const some2DArray = [ + [ + 'some string', + 'some another string', + 'there are just too many stringsup in', + 'here', + 'yall ghonna make me lose my mind', + ], + [ + 'the little piping piper piped a piping pipper papper', + 'the kid knows how to write poems, what can I say -- I guess theres a lot I could say to try to fill this line with a lot of text.', + ], + [], + ]; + const someTuple = { + someUint32: new BigNumber(4037824789), + someStr: + 'the kid knows how to write poems, what can I say -- I guess theres a lot I could say to try to fill this line with a lot of text.', + }; + const someTupleWithDynamicTypes = { + someUint: new BigNumber(4024789), + someStr: 'akdhjasjkdhasjkldshdjahdkjsahdajksdhsajkdhsajkdhadjkashdjksadhajkdhsajkdhsadjk', + someBytes: '0x29384723894723843743289742389472398473289472348927489274894738427428947389facdea', + someAddress: '0xe41d2489571d322189246dafa5ebde1f4699f498', + }; + const someTupleWithDynamicTypes2 = { + someUint: new BigNumber(9024789), + someStr: 'ksdhsajkdhsajkdhadjkashdjksadhajkdhsajkdhsadjkakdhjasjkdhasjkldshdjahdkjsahdaj', + someBytes: '0x29384723894398473289472348927489272384374328974238947274894738427428947389facde1', + someAddress: '0x746dafa5ebde1f4699f4981d3221892e41d24895', + }; + const someTupleWithDynamicTypes3 = { + someUint: new BigNumber(1024789), + someStr: 'sdhsajkdhsajkdhadjkashdjakdhjasjkdhasjkldshdjahdkjsahdajkksadhajkdhsajkdhsadjk', + someBytes: '0x38947238437432829384729742389472398473289472348927489274894738427428947389facdef', + someAddress: '0x89571d322189e415ebde1f4699f498d24246dafa', + }; + const someArrayOfTuplesWithDynamicTypes = [someTupleWithDynamicTypes2, someTupleWithDynamicTypes3]; + const args = { + someStaticArray, + someStaticArrayWithDynamicMembers, + someDynamicArrayWithDynamicMembers, + some2DArray, + someTuple, + someTupleWithDynamicTypes, + someArrayOfTuplesWithDynamicTypes, + }; + const calldata = method.encode(args, encodingRules); + // Validate calldata + const expectedCalldata = + '0x4b49031c000000000000000000000000000000000000000000000000000000000000007f000000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000000000036000000000000000000000000000000000000000000000000000000000000012000000000000000000000000000000000000000000000000000000000000002800000000000000000000000000000000000000000000000000000000000000440000000000000000000000000000000000000000000000000000000000000088000000000000000000000000000000000000000000000000000000000000009800000000000000000000000000000000000000000000000000000000000000ae0000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000034746865206c6974746c6520706970696e67207069706572207069706564206120706970696e6720706970706572207061707065720000000000000000000000000000000000000000000000000000000000000000000000000000000000000081746865206b6964206b6e6f777320686f7720746f20777269746520706f656d732c20776861742063616e204920736179202d2d2049206775657373207468657265732061206c6f74204920636f756c642073617920746f2074727920746f2066696c6c2074686973206c696e6520776974682061206c6f74206f6620746578742e000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000014000000000000000000000000000000000000000000000000000000000000000163874563783498732482743928742389723894723984700000000000000000000000000000000000000000000000000000000000000000000000000000000006e72834723982374239847239847298472489274987489742847289472394874987498478743294237434923473298472398423748923748923748923472389472894789474893742894728947389427498237432987423894723894732894723894372498237498237428934723980000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000027283473298473248923749238742398742398472894729843278942374982374892374892743982000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000002800000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000500000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000120000000000000000000000000000000000000000000000000000000000000018000000000000000000000000000000000000000000000000000000000000001c0000000000000000000000000000000000000000000000000000000000000000b736f6d6520737472696e670000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000013736f6d6520616e6f7468657220737472696e67000000000000000000000000000000000000000000000000000000000000000000000000000000000000000024746865726520617265206a75737420746f6f206d616e7920737472696e6773757020696e0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000046865726500000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002079616c6c2067686f6e6e61206d616b65206d65206c6f7365206d79206d696e640000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000a00000000000000000000000000000000000000000000000000000000000000034746865206c6974746c6520706970696e67207069706572207069706564206120706970696e6720706970706572207061707065720000000000000000000000000000000000000000000000000000000000000000000000000000000000000081746865206b6964206b6e6f777320686f7720746f20777269746520706f656d732c20776861742063616e204920736179202d2d2049206775657373207468657265732061206c6f74204920636f756c642073617920746f2074727920746f2066696c6c2074686973206c696e6520776974682061206c6f74206f6620746578742e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f0ac511500000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000081746865206b6964206b6e6f777320686f7720746f20777269746520706f656d732c20776861742063616e204920736179202d2d2049206775657373207468657265732061206c6f74204920636f756c642073617920746f2074727920746f2066696c6c2074686973206c696e6520776974682061206c6f74206f6620746578742e0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003d69d50000000000000000000000000000000000000000000000000000000000000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+ expect(calldata).to.be.equal(expectedCalldata); + // Validate decoding + const decodedValue = method.decode(calldata, { shouldConvertStructsToObjects: true }); + expect(decodedValue).to.be.deep.equal(args); + }); +}); diff --git a/packages/utils/test/abi_encoder/optimizer_test.ts b/packages/utils/test/abi_encoder/optimizer_test.ts new file mode 100644 index 000000000..ee0654ec3 --- /dev/null +++ b/packages/utils/test/abi_encoder/optimizer_test.ts @@ -0,0 +1,262 @@ +import * as chai from 'chai'; +import 'mocha'; + +import { AbiEncoder, BigNumber } from '../../src/'; +import { chaiSetup } from '../utils/chai_setup'; + +import * as OptimizedAbis from './abi_samples/optimizer_abis'; + +chaiSetup.configure(); +const expect = chai.expect; + +describe('ABI Encoder: Optimized Method Encoding/Decoding', () => { + const encodingRules: AbiEncoder.EncodingRules = { shouldOptimize: true }; + it('Duplicate Dynamic Arrays with Static Elements', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateDynamicArraysWithStaticElements); + const array1 = [new BigNumber(100), new BigNumber(150)]; + const array2 = array1; + const args = [array1, array2]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x7221063300000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000640000000000000000000000000000000000000000000000000000000000000096'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Dynamic Arrays with Dynamic Elements', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateDynamicArraysWithDynamicElements); + const array1 = ['Hello', 'World']; + const array2 = array1; + const args = [array1, array2]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0xbb4f12e300000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000548656c6c6f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005576f726c64000000000000000000000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Static Arrays with Static Elements (should not optimize)', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateStaticArraysWithStaticElements); + const array1 = [new BigNumber(100), new BigNumber(150)]; + const array2 = array1; + const args = [array1, array2]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x7f8130430000000000000000000000000000000000000000000000000000000000000064000000000000000000000000000000000000000000000000000000000000009600000000000000000000000000000000000000000000000000000000000000640000000000000000000000000000000000000000000000000000000000000096'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + const unoptimizedCalldata = method.encode(args); + expect(optimizedCalldata).to.be.equal(unoptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Static Arrays with Dynamic Elements', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateStaticArraysWithDynamicElements); + const array1 = ['Hello', 'World']; + const array2 = array1; + const args = [array1, array2]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x9fe31f8e0000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000548656c6c6f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005576f726c64000000000000000000000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Array Elements (should optimize)', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateArrayElements); + const strings = ['Hello', 'World', 'Hello', 'World']; + const args = [strings]; + // Validate calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x13e751a900000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000c0000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000c0000000000000000000000000000000000000000000000000000000000000000548656c6c6f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005576f726c64000000000000000000000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Tuple Fields', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateTupleFields); + const tuple = ['Hello', 'Hello']; + const args = [tuple]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x16780a5e000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000548656c6c6f000000000000000000000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Strings', async () => { + // Description: + // Two dynamic arrays with the same values. + // In the optimized calldata, only one set of elements should be included. + // Both arrays should point to this set. + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateStrings); + const args = ['Hello', 'Hello']; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x07370bfa00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000548656c6c6f000000000000000000000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Bytes', async () => { + // Description: + // Two dynamic arrays with the same values. + // In the optimized calldata, only one set of elements should be included. + // Both arrays should point to this set. + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateBytes); + const value = '0x01020304050607080910111213141516171819202122232425262728293031323334353637383940'; + const args = [value, value]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x6045e42900000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000002801020304050607080910111213141516171819202122232425262728293031323334353637383940000000000000000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Tuples', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateTuples); + const tuple1 = ['Hello, World!', new BigNumber(424234)]; + const tuple2 = tuple1; + const args = [tuple1, tuple2]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x564f826d000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000006792a000000000000000000000000000000000000000000000000000000000000000d48656c6c6f2c20576f726c642100000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Fields Across Two Tuples', async () => { + // Description: + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateTuples); + const tuple1 = ['Hello, World!', new BigNumber(1)]; + const tuple2 = [tuple1[0], new BigNumber(2)]; + const args = [tuple1, tuple2]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x564f826d000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000d48656c6c6f2c20576f726c642100000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Arrays, Nested in Separate Tuples', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateArraysNestedInTuples); + const array = [new BigNumber(100), new BigNumber(150), new BigNumber(200)]; + const tuple1 = [array]; + const tuple2 = [array, 'extra argument to prevent exactly matching the tuples']; + const args = [tuple1, tuple2]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x18970a9e000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000600000000000000000000000000000000000000000000000000000000000000060000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000000030000000000000000000000000000000000000000000000000000000000000064000000000000000000000000000000000000000000000000000000000000009600000000000000000000000000000000000000000000000000000000000000c80000000000000000000000000000000000000000000000000000000000000035657874726120617267756d656e7420746f2070726576656e742065786163746c79206d61746368696e6720746865207475706c65730000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Tuples, Nested in Separate Tuples', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateTuplesNestedInTuples); + const nestedTuple = ['Hello, World!']; + const tuple1 = [nestedTuple]; + const tuple2 = [nestedTuple, 'extra argument to prevent exactly matching the tuples']; + const args = [tuple1, tuple2]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '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'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Two-Dimensional Arrays', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateTwoDimensionalArrays); + const twoDimArray1 = [['Hello', 'World'], ['Foo', 'Bar', 'Zaa']]; + const twoDimArray2 = twoDimArray1; + const args = [twoDimArray1, twoDimArray2]; + // Validata calldata + const optimizedCalldata = method.encode(args, { shouldOptimize: false }); + const expectedOptimizedCalldata = + '0x0d28c4f9000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000002c0000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000120000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000548656c6c6f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005576f726c640000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000003466f6f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003426172000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000035a61610000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000120000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000548656c6c6f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005576f726c640000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a000000000000000000000000000000000000000000000000000000000000000e00000000000000000000000000000000000000000000000000000000000000003466f6f00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003426172000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000035a61610000000000000000000000000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Duplicate Array, Nested within Separate Two-Dimensional Arrays', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.duplicateTwoDimensionalArrays); + const twoDimArray1 = [['Hello', 'World'], ['Foo']]; + const twoDimArray2 = [['Hello', 'World'], ['Bar']]; + const args = [twoDimArray1, twoDimArray2]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x0d28c4f900000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000120000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000001200000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000003466f6f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000120000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000548656c6c6f0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005576f726c640000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000034261720000000000000000000000000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Array Elements Duplicated as Tuple Fields', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.arrayElementsDuplicatedAsTupleFields); + const array = [new BigNumber(100), new BigNumber(150), new BigNumber(200), new BigNumber(225)]; + const tuple = [[array[0]], [array[1]], [array[2]], [array[3]]]; + const args = [array, tuple]; + // Validata calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0x5b5c78fd0000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000064000000000000000000000000000000000000000000000000000000000000009600000000000000000000000000000000000000000000000000000000000000c800000000000000000000000000000000000000000000000000000000000000e1'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); + it('Array Elements Duplicated as Separate Parameter', async () => { + // Generate calldata + const method = new AbiEncoder.Method(OptimizedAbis.arrayElementsDuplicatedAsSeparateParameter); + const array = ['Hello', 'Hello', 'Hello', 'World']; + const str = 'Hello'; + const args = [array, str]; + // Validate calldata + const optimizedCalldata = method.encode(args, encodingRules); + const expectedOptimizedCalldata = + '0xe0e0d34900000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000120000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000000800000000000000000000000000000000000000000000000000000000000000005576f726c64000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000548656c6c6f000000000000000000000000000000000000000000000000000000'; + expect(optimizedCalldata).to.be.equal(expectedOptimizedCalldata); + // Validate decoding + const decodedArgs = method.decode(optimizedCalldata); + expect(decodedArgs).to.be.deep.equal(args); + }); +}); diff --git a/packages/utils/test/abi_encoder/return_values_test.ts b/packages/utils/test/abi_encoder/return_values_test.ts new file mode 100644 index 000000000..104c7f5db --- /dev/null +++ b/packages/utils/test/abi_encoder/return_values_test.ts @@ -0,0 +1,67 @@ +import * as chai from 'chai'; +import 'mocha'; + +import { AbiEncoder } from '../../src/'; +import { chaiSetup } from '../utils/chai_setup'; + +import * as ReturnValueAbis from './abi_samples/return_value_abis'; + +chaiSetup.configure(); +const expect = chai.expect; + +describe('ABI Encoder: Return Value Encoding/Decoding', () => { + const encodingRules: AbiEncoder.EncodingRules = { shouldOptimize: false }; // optimizer is tested separately. + it('No Return Value', async () => { + // Decode return value + const method = new AbiEncoder.Method(ReturnValueAbis.noReturnValues); + const returnValue = '0x'; + const decodedReturnValue = method.decodeReturnValues(returnValue); + const expectedDecodedReturnValue: any[] = []; + expect(decodedReturnValue).to.be.deep.equal(expectedDecodedReturnValue); + }); + it('Single static return value', async () => { + // Generate Return Value + const method = new AbiEncoder.Method(ReturnValueAbis.singleStaticReturnValue); + const returnValue = ['0x01020304']; + const encodedReturnValue = method.encodeReturnValues(returnValue, encodingRules); + const decodedReturnValue = method.decodeReturnValues(encodedReturnValue); + // Validate decoded return value + expect(decodedReturnValue).to.be.deep.equal(returnValue); + }); + it('Multiple static return values', async () => { + // Generate Return Value + const method = new AbiEncoder.Method(ReturnValueAbis.multipleStaticReturnValues); + const returnValue = ['0x01020304', '0x05060708']; + const encodedReturnValue = method.encodeReturnValues(returnValue, encodingRules); + const decodedReturnValue = method.decodeReturnValues(encodedReturnValue); + // Validate decoded return value + expect(decodedReturnValue).to.be.deep.equal(returnValue); + }); + it('Single dynamic return value', async () => { + // Generate Return Value + const method = new AbiEncoder.Method(ReturnValueAbis.singleDynamicReturnValue); + const returnValue = ['0x01020304']; + const encodedReturnValue = method.encodeReturnValues(returnValue, encodingRules); + const decodedReturnValue = method.decodeReturnValues(encodedReturnValue); + // Validate decoded return value + expect(decodedReturnValue).to.be.deep.equal(returnValue); + }); + it('Multiple dynamic return values', async () => { + // Generate Return Value + const method = new AbiEncoder.Method(ReturnValueAbis.multipleDynamicReturnValues); + const returnValue = ['0x01020304', '0x05060708']; + const encodedReturnValue = method.encodeReturnValues(returnValue, encodingRules); + const decodedReturnValue = method.decodeReturnValues(encodedReturnValue); + // Validate decoded return value + expect(decodedReturnValue).to.be.deep.equal(returnValue); + }); + it('Mixed static/dynamic return values', async () => { + // Generate Return Value + const method = new AbiEncoder.Method(ReturnValueAbis.mixedStaticAndDynamicReturnValues); + const returnValue = ['0x01020304', '0x05060708']; + const encodedReturnValue = method.encodeReturnValues(returnValue, encodingRules); + const decodedReturnValue = method.decodeReturnValues(encodedReturnValue); + // Validate decoded return value + expect(decodedReturnValue).to.be.deep.equal(returnValue); + }); +}); diff --git a/packages/utils/test/utils/chai_setup.ts b/packages/utils/test/utils/chai_setup.ts new file mode 100644 index 000000000..1a8733093 --- /dev/null +++ b/packages/utils/test/utils/chai_setup.ts @@ -0,0 +1,13 @@ +import * as chai from 'chai'; +import chaiAsPromised = require('chai-as-promised'); +import ChaiBigNumber = require('chai-bignumber'); +import * as dirtyChai from 'dirty-chai'; + +export const chaiSetup = { + configure(): void { + chai.config.includeStack = true; + chai.use(ChaiBigNumber()); + chai.use(dirtyChai); + chai.use(chaiAsPromised); + }, +}; |