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Diffstat (limited to 'packages/utils/test/abi_encoder/evm_data_types_test.ts')
| -rw-r--r-- | packages/utils/test/abi_encoder/evm_data_types_test.ts | 1168 |
1 files changed, 0 insertions, 1168 deletions
diff --git a/packages/utils/test/abi_encoder/evm_data_types_test.ts b/packages/utils/test/abi_encoder/evm_data_types_test.ts deleted file mode 100644 index 4814ce28b..000000000 --- a/packages/utils/test/abi_encoder/evm_data_types_test.ts +++ /dev/null @@ -1,1168 +0,0 @@ -/* 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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('Tried to assign NaN value'); - }); - }); - - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args, encodingRules); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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 key \'field_2\' in object {"field_1":"-5"}'); - }); - }); - - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - }); - - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - 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); - // Validate signature - const dataTypeFromSignature = AbiEncoder.create(dataType.getSignature(true)); - const argsEncodedFromSignature = dataTypeFromSignature.encode(args); - expect(argsEncodedFromSignature).to.be.deep.equal(expectedEncodedArgs); - }); - }); -}); |