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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, { shouldConvertStructsToObjects: false });
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, {
shouldConvertStructsToObjects: false,
});
// 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, {
shouldConvertStructsToObjects: false,
});
// 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, {
shouldConvertStructsToObjects: false,
});
// 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, {
shouldConvertStructsToObjects: false,
});
// 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, {
shouldConvertStructsToObjects: false,
});
// Validate decoded return value
expect(decodedReturnValue).to.be.deep.equal(returnValue);
});
});
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