e7ad7c3af7
`@0x/contracts-zero-ex`: Rename all feature contracts to have `Feature` suffix. `@0x/contracts-zero-ex`: Return an `IZeroExContract` instance from `fullMigrateAsync()`.
778 lines
38 KiB
TypeScript
778 lines
38 KiB
TypeScript
import {
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blockchainTests,
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constants,
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expect,
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getRandomInteger,
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getRandomPortion,
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Numberish,
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randomAddress,
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verifyEventsFromLogs,
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} from '@0x/contracts-test-utils';
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import { ETH_TOKEN_ADDRESS } from '@0x/order-utils';
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import { AbiEncoder, hexUtils, OwnableRevertErrors, ZeroExRevertErrors } from '@0x/utils';
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import { DecodedLogEntry } from 'ethereum-types';
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import * as ethjs from 'ethereumjs-util';
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import { generateCallDataHashSignature, signCallData } from '../../src/signed_call_data';
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import { IZeroExContract, TransformERC20FeatureContract } from '../../src/wrappers';
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import { artifacts } from '../artifacts';
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import { abis } from '../utils/abis';
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import { fullMigrateAsync } from '../utils/migration';
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import {
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FlashWalletContract,
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ITokenSpenderFeatureContract,
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TestMintableERC20TokenContract,
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TestMintTokenERC20TransformerContract,
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TestMintTokenERC20TransformerEvents,
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TestMintTokenERC20TransformerMintTransformEventArgs,
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TransformERC20FeatureEvents,
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} from '../wrappers';
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const { NULL_BYTES, NULL_BYTES32 } = constants;
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type MintTokenTransformerEvent = DecodedLogEntry<TestMintTokenERC20TransformerMintTransformEventArgs>;
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blockchainTests.resets('TransformERC20 feature', env => {
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const callDataSignerKey = hexUtils.random();
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const callDataSigner = ethjs.bufferToHex(ethjs.privateToAddress(ethjs.toBuffer(callDataSignerKey)));
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let owner: string;
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let taker: string;
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let sender: string;
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let transformerDeployer: string;
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let zeroEx: IZeroExContract;
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let feature: TransformERC20FeatureContract;
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let wallet: FlashWalletContract;
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let allowanceTarget: string;
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before(async () => {
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[owner, taker, sender, transformerDeployer] = await env.getAccountAddressesAsync();
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zeroEx = await fullMigrateAsync(
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owner,
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env.provider,
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env.txDefaults,
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{
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transformERC20: (await TransformERC20FeatureContract.deployFrom0xArtifactAsync(
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artifacts.TestTransformERC20,
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env.provider,
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env.txDefaults,
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artifacts,
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)).address,
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},
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{ transformerDeployer },
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);
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feature = new TransformERC20FeatureContract(zeroEx.address, env.provider, { ...env.txDefaults, from: sender }, abis);
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wallet = new FlashWalletContract(await feature.getTransformWallet().callAsync(), env.provider, env.txDefaults);
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allowanceTarget = await new ITokenSpenderFeatureContract(zeroEx.address, env.provider, env.txDefaults)
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.getAllowanceTarget()
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.callAsync();
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await feature.setQuoteSigner(callDataSigner).awaitTransactionSuccessAsync({ from: owner });
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});
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const { MAX_UINT256, ZERO_AMOUNT } = constants;
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describe('wallets', () => {
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it('createTransformWallet() replaces the current wallet', async () => {
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const newWalletAddress = await feature.createTransformWallet().callAsync({ from: owner });
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expect(newWalletAddress).to.not.eq(wallet.address);
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await feature.createTransformWallet().awaitTransactionSuccessAsync({ from: owner });
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return expect(feature.getTransformWallet().callAsync()).to.eventually.eq(newWalletAddress);
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});
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it('createTransformWallet() cannot be called by non-owner', async () => {
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const notOwner = randomAddress();
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const tx = feature.createTransformWallet().callAsync({ from: notOwner });
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return expect(tx).to.revertWith(new OwnableRevertErrors.OnlyOwnerError(notOwner, owner));
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});
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});
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describe('transformer deployer', () => {
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it('`getTransformerDeployer()` returns the transformer deployer', async () => {
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const actualDeployer = await feature.getTransformerDeployer().callAsync();
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expect(actualDeployer).to.eq(transformerDeployer);
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});
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it('owner can set the transformer deployer with `setTransformerDeployer()`', async () => {
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const newDeployer = randomAddress();
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const receipt = await feature
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.setTransformerDeployer(newDeployer)
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.awaitTransactionSuccessAsync({ from: owner });
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verifyEventsFromLogs(
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receipt.logs,
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[{ transformerDeployer: newDeployer }],
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TransformERC20FeatureEvents.TransformerDeployerUpdated,
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);
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const actualDeployer = await feature.getTransformerDeployer().callAsync();
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expect(actualDeployer).to.eq(newDeployer);
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});
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it('non-owner cannot set the transformer deployer with `setTransformerDeployer()`', async () => {
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const newDeployer = randomAddress();
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const notOwner = randomAddress();
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const tx = feature.setTransformerDeployer(newDeployer).callAsync({ from: notOwner });
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return expect(tx).to.revertWith(new OwnableRevertErrors.OnlyOwnerError(notOwner, owner));
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});
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});
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describe('quote signer', () => {
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it('`getQuoteSigner()` returns the quote signer', async () => {
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const actualSigner = await feature.getQuoteSigner().callAsync();
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expect(actualSigner).to.eq(callDataSigner);
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});
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it('owner can set the quote signer with `setQuoteSigner()`', async () => {
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const newSigner = randomAddress();
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const receipt = await feature.setQuoteSigner(newSigner).awaitTransactionSuccessAsync({ from: owner });
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verifyEventsFromLogs(receipt.logs, [{ quoteSigner: newSigner }], TransformERC20FeatureEvents.QuoteSignerUpdated);
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const actualSigner = await feature.getQuoteSigner().callAsync();
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expect(actualSigner).to.eq(newSigner);
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});
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it('non-owner cannot set the quote signer with `setQuoteSigner()`', async () => {
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const newSigner = randomAddress();
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const notOwner = randomAddress();
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const tx = feature.setQuoteSigner(newSigner).callAsync({ from: notOwner });
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return expect(tx).to.revertWith(new OwnableRevertErrors.OnlyOwnerError(notOwner, owner));
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});
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});
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describe('_transformERC20()/transformERC20()', () => {
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let inputToken: TestMintableERC20TokenContract;
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let outputToken: TestMintableERC20TokenContract;
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let mintTransformer: TestMintTokenERC20TransformerContract;
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let transformerNonce: number;
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before(async () => {
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inputToken = await TestMintableERC20TokenContract.deployFrom0xArtifactAsync(
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artifacts.TestMintableERC20Token,
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env.provider,
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env.txDefaults,
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artifacts,
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);
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outputToken = await TestMintableERC20TokenContract.deployFrom0xArtifactAsync(
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artifacts.TestMintableERC20Token,
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env.provider,
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env.txDefaults,
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artifacts,
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);
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transformerNonce = await env.web3Wrapper.getAccountNonceAsync(transformerDeployer);
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mintTransformer = await TestMintTokenERC20TransformerContract.deployFrom0xArtifactAsync(
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artifacts.TestMintTokenERC20Transformer,
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env.provider,
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{
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...env.txDefaults,
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from: transformerDeployer,
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},
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artifacts,
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);
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await inputToken.approve(allowanceTarget, MAX_UINT256).awaitTransactionSuccessAsync({ from: taker });
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});
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interface Transformation {
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deploymentNonce: number;
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data: string;
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}
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const transformDataEncoder = AbiEncoder.create([
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{
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name: 'data',
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type: 'tuple',
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components: [
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{ name: 'inputToken', type: 'address' },
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{ name: 'outputToken', type: 'address' },
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{ name: 'burnAmount', type: 'uint256' },
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{ name: 'mintAmount', type: 'uint256' },
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{ name: 'feeAmount', type: 'uint256' },
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],
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},
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]);
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function createMintTokenTransformation(
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opts: Partial<{
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transformer: string;
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outputTokenAddress: string;
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inputTokenAddress: string;
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inputTokenBurnAmunt: Numberish;
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outputTokenMintAmount: Numberish;
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outputTokenFeeAmount: Numberish;
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deploymentNonce: number;
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}> = {},
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): Transformation {
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const _opts = {
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outputTokenAddress: outputToken.address,
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inputTokenAddress: inputToken.address,
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inputTokenBurnAmunt: ZERO_AMOUNT,
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outputTokenMintAmount: ZERO_AMOUNT,
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outputTokenFeeAmount: ZERO_AMOUNT,
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transformer: mintTransformer.address,
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deploymentNonce: transformerNonce,
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...opts,
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};
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return {
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deploymentNonce: _opts.deploymentNonce,
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data: transformDataEncoder.encode([
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{
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inputToken: _opts.inputTokenAddress,
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outputToken: _opts.outputTokenAddress,
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burnAmount: _opts.inputTokenBurnAmunt,
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mintAmount: _opts.outputTokenMintAmount,
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feeAmount: _opts.outputTokenFeeAmount,
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},
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]),
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};
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}
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describe('_transformERC20()', () => {
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it("succeeds if taker's output token balance increases by exactly minOutputTokenAmount", async () => {
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const startingOutputTokenBalance = getRandomInteger(0, '100e18');
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const startingInputTokenBalance = getRandomInteger(0, '100e18');
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await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
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await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
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const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
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const minOutputTokenAmount = getRandomInteger(1, '1e18');
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const outputTokenMintAmount = minOutputTokenAmount;
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const callValue = getRandomInteger(1, '1e18');
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const callDataHash = hexUtils.random();
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const transformation = createMintTokenTransformation({
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outputTokenMintAmount,
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inputTokenBurnAmunt: inputTokenAmount,
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});
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const receipt = await feature
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._transformERC20({
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taker,
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inputToken: inputToken.address,
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outputToken: outputToken.address,
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inputTokenAmount,
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minOutputTokenAmount,
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transformations: [transformation],
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callDataHash,
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callDataSignature: NULL_BYTES,
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})
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.awaitTransactionSuccessAsync({ value: callValue });
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verifyEventsFromLogs(
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receipt.logs,
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[
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{
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taker,
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inputTokenAmount,
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outputTokenAmount: outputTokenMintAmount,
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inputToken: inputToken.address,
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outputToken: outputToken.address,
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},
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],
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TransformERC20FeatureEvents.TransformedERC20,
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);
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verifyEventsFromLogs(
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receipt.logs,
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[
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{
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sender,
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taker,
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callDataHash: NULL_BYTES32,
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context: wallet.address,
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caller: zeroEx.address,
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data: transformation.data,
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inputTokenBalance: inputTokenAmount,
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ethBalance: callValue,
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},
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],
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TestMintTokenERC20TransformerEvents.MintTransform,
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);
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});
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it("succeeds if taker's output token balance increases by exactly minOutputTokenAmount, with ETH", async () => {
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const startingInputTokenBalance = getRandomInteger(0, '100e18');
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await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
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const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
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const minOutputTokenAmount = getRandomInteger(1, '1e18');
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const outputTokenMintAmount = minOutputTokenAmount;
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const callValue = outputTokenMintAmount.times(2);
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const callDataHash = hexUtils.random();
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const transformation = createMintTokenTransformation({
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outputTokenMintAmount,
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inputTokenBurnAmunt: inputTokenAmount,
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outputTokenAddress: ETH_TOKEN_ADDRESS,
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});
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const startingOutputTokenBalance = await env.web3Wrapper.getBalanceInWeiAsync(taker);
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const receipt = await feature
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._transformERC20({
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taker,
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inputToken: inputToken.address,
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outputToken: ETH_TOKEN_ADDRESS,
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inputTokenAmount,
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minOutputTokenAmount,
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transformations: [transformation],
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callDataHash,
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callDataSignature: NULL_BYTES,
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})
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.awaitTransactionSuccessAsync({ value: callValue });
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verifyEventsFromLogs(
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receipt.logs,
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[
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{
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taker,
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inputTokenAmount,
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outputTokenAmount: outputTokenMintAmount,
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inputToken: inputToken.address,
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outputToken: ETH_TOKEN_ADDRESS,
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},
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],
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TransformERC20FeatureEvents.TransformedERC20,
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);
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verifyEventsFromLogs(
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receipt.logs,
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[
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{
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taker,
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sender,
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callDataHash: NULL_BYTES32,
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context: wallet.address,
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caller: zeroEx.address,
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data: transformation.data,
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inputTokenBalance: inputTokenAmount,
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ethBalance: callValue,
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},
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],
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TestMintTokenERC20TransformerEvents.MintTransform,
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);
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expect(await env.web3Wrapper.getBalanceInWeiAsync(taker)).to.bignumber.eq(
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startingOutputTokenBalance.plus(outputTokenMintAmount),
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);
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});
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it("succeeds if taker's output token balance increases by more than minOutputTokenAmount", async () => {
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const startingOutputTokenBalance = getRandomInteger(0, '100e18');
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const startingInputTokenBalance = getRandomInteger(0, '100e18');
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await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
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await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
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const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
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const minOutputTokenAmount = getRandomInteger(1, '1e18');
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const outputTokenMintAmount = minOutputTokenAmount.plus(1);
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const callValue = getRandomInteger(1, '1e18');
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const callDataHash = hexUtils.random();
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const transformation = createMintTokenTransformation({
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outputTokenMintAmount,
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inputTokenBurnAmunt: inputTokenAmount,
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});
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const receipt = await feature
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._transformERC20({
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taker,
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inputToken: inputToken.address,
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outputToken: outputToken.address,
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inputTokenAmount,
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minOutputTokenAmount,
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transformations: [transformation],
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callDataHash,
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callDataSignature: NULL_BYTES,
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})
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.awaitTransactionSuccessAsync({ value: callValue });
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verifyEventsFromLogs(
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receipt.logs,
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[
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{
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taker,
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inputTokenAmount,
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outputTokenAmount: outputTokenMintAmount,
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inputToken: inputToken.address,
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outputToken: outputToken.address,
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},
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],
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TransformERC20FeatureEvents.TransformedERC20,
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);
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verifyEventsFromLogs(
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receipt.logs,
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[
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{
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sender,
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taker,
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callDataHash: NULL_BYTES32,
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context: wallet.address,
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caller: zeroEx.address,
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data: transformation.data,
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inputTokenBalance: inputTokenAmount,
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ethBalance: callValue,
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},
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],
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TestMintTokenERC20TransformerEvents.MintTransform,
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);
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});
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it("throws if taker's output token balance increases by less than minOutputTokenAmount", async () => {
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const startingOutputTokenBalance = getRandomInteger(0, '100e18');
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const startingInputTokenBalance = getRandomInteger(0, '100e18');
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await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
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await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
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const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
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const minOutputTokenAmount = getRandomInteger(1, '1e18');
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const outputTokenMintAmount = minOutputTokenAmount.minus(1);
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const callValue = getRandomInteger(1, '1e18');
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const tx = feature
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._transformERC20({
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callDataHash: hexUtils.random(),
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taker,
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inputToken: inputToken.address,
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outputToken: outputToken.address,
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inputTokenAmount,
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minOutputTokenAmount,
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callDataSignature: NULL_BYTES,
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transformations: [
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createMintTokenTransformation({
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outputTokenMintAmount,
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inputTokenBurnAmunt: inputTokenAmount,
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}),
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],
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})
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.awaitTransactionSuccessAsync({ value: callValue });
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const expectedError = new ZeroExRevertErrors.TransformERC20.IncompleteTransformERC20Error(
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outputToken.address,
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outputTokenMintAmount,
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minOutputTokenAmount,
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);
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return expect(tx).to.revertWith(expectedError);
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});
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it("throws if taker's output token balance decreases", async () => {
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const startingOutputTokenBalance = getRandomInteger(0, '100e18');
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const startingInputTokenBalance = getRandomInteger(0, '100e18');
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await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
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await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
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const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
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const minOutputTokenAmount = ZERO_AMOUNT;
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const outputTokenFeeAmount = 1;
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const callValue = getRandomInteger(1, '1e18');
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const tx = feature
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._transformERC20({
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callDataHash: hexUtils.random(),
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taker,
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inputToken: inputToken.address,
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outputToken: outputToken.address,
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inputTokenAmount,
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minOutputTokenAmount,
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callDataSignature: NULL_BYTES,
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transformations: [
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createMintTokenTransformation({
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outputTokenFeeAmount,
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inputTokenBurnAmunt: inputTokenAmount,
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}),
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],
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})
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.awaitTransactionSuccessAsync({ value: callValue });
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const expectedError = new ZeroExRevertErrors.TransformERC20.NegativeTransformERC20OutputError(
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outputToken.address,
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outputTokenFeeAmount,
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);
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return expect(tx).to.revertWith(expectedError);
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});
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it('can call multiple transformers', async () => {
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const startingOutputTokenBalance = getRandomInteger(0, '100e18');
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const startingInputTokenBalance = getRandomInteger(2, '100e18');
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await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
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await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
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const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
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const minOutputTokenAmount = getRandomInteger(2, '1e18');
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const outputTokenMintAmount = minOutputTokenAmount;
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const callValue = getRandomInteger(1, '1e18');
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const callDataHash = hexUtils.random();
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// Split the total minting between two transformers.
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const transformations = [
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createMintTokenTransformation({
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inputTokenBurnAmunt: 1,
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outputTokenMintAmount: 1,
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}),
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createMintTokenTransformation({
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inputTokenBurnAmunt: inputTokenAmount.minus(1),
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outputTokenMintAmount: outputTokenMintAmount.minus(1),
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}),
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];
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const receipt = await feature
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._transformERC20({
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taker,
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|
inputToken: inputToken.address,
|
|
outputToken: outputToken.address,
|
|
inputTokenAmount,
|
|
minOutputTokenAmount,
|
|
transformations,
|
|
callDataHash,
|
|
callDataSignature: NULL_BYTES,
|
|
})
|
|
.awaitTransactionSuccessAsync({ value: callValue });
|
|
verifyEventsFromLogs(
|
|
receipt.logs,
|
|
[
|
|
{
|
|
sender,
|
|
taker,
|
|
callDataHash: NULL_BYTES32,
|
|
context: wallet.address,
|
|
caller: zeroEx.address,
|
|
data: transformations[0].data,
|
|
inputTokenBalance: inputTokenAmount,
|
|
ethBalance: callValue,
|
|
},
|
|
{
|
|
sender,
|
|
taker,
|
|
callDataHash: NULL_BYTES32,
|
|
context: wallet.address,
|
|
caller: zeroEx.address,
|
|
data: transformations[1].data,
|
|
inputTokenBalance: inputTokenAmount.minus(1),
|
|
ethBalance: callValue,
|
|
},
|
|
],
|
|
TestMintTokenERC20TransformerEvents.MintTransform,
|
|
);
|
|
});
|
|
|
|
it('fails with invalid transformer nonce', async () => {
|
|
const startingOutputTokenBalance = getRandomInteger(0, '100e18');
|
|
const startingInputTokenBalance = getRandomInteger(2, '100e18');
|
|
await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
|
|
await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
|
|
const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
|
|
const minOutputTokenAmount = getRandomInteger(2, '1e18');
|
|
const callValue = getRandomInteger(1, '1e18');
|
|
const callDataHash = hexUtils.random();
|
|
const transformations = [createMintTokenTransformation({ deploymentNonce: 1337 })];
|
|
const tx = feature
|
|
._transformERC20({
|
|
taker,
|
|
inputToken: inputToken.address,
|
|
outputToken: outputToken.address,
|
|
inputTokenAmount,
|
|
minOutputTokenAmount,
|
|
transformations,
|
|
callDataHash,
|
|
callDataSignature: NULL_BYTES,
|
|
})
|
|
.awaitTransactionSuccessAsync({ value: callValue });
|
|
return expect(tx).to.revertWith(
|
|
new ZeroExRevertErrors.TransformERC20.TransformerFailedError(
|
|
undefined,
|
|
transformations[0].data,
|
|
constants.NULL_BYTES,
|
|
),
|
|
);
|
|
});
|
|
|
|
it('passes the calldata hash to transformer with proper signature', async () => {
|
|
const startingOutputTokenBalance = getRandomInteger(0, '100e18');
|
|
const startingInputTokenBalance = getRandomInteger(0, '100e18');
|
|
await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
|
|
await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
|
|
const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
|
|
const minOutputTokenAmount = getRandomInteger(1, '1e18');
|
|
const outputTokenMintAmount = minOutputTokenAmount;
|
|
const callValue = getRandomInteger(1, '1e18');
|
|
const callDataHash = hexUtils.random();
|
|
const transformation = createMintTokenTransformation({
|
|
outputTokenMintAmount,
|
|
inputTokenBurnAmunt: inputTokenAmount,
|
|
});
|
|
const receipt = await feature
|
|
._transformERC20({
|
|
taker,
|
|
inputToken: inputToken.address,
|
|
outputToken: outputToken.address,
|
|
inputTokenAmount,
|
|
minOutputTokenAmount,
|
|
transformations: [transformation],
|
|
callDataHash,
|
|
callDataSignature: generateCallDataHashSignature(callDataHash, callDataSignerKey),
|
|
})
|
|
.awaitTransactionSuccessAsync({ value: callValue });
|
|
const { callDataHash: actualCallDataHash } = (receipt.logs[0] as MintTokenTransformerEvent).args;
|
|
expect(actualCallDataHash).to.eq(callDataHash);
|
|
});
|
|
|
|
it('passes empty calldata hash to transformer with improper signature', async () => {
|
|
const startingOutputTokenBalance = getRandomInteger(0, '100e18');
|
|
const startingInputTokenBalance = getRandomInteger(0, '100e18');
|
|
await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
|
|
await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
|
|
const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
|
|
const minOutputTokenAmount = getRandomInteger(1, '1e18');
|
|
const outputTokenMintAmount = minOutputTokenAmount;
|
|
const callValue = getRandomInteger(1, '1e18');
|
|
const callDataHash = hexUtils.random();
|
|
const transformation = createMintTokenTransformation({
|
|
outputTokenMintAmount,
|
|
inputTokenBurnAmunt: inputTokenAmount,
|
|
});
|
|
const receipt = await feature
|
|
._transformERC20({
|
|
taker,
|
|
inputToken: inputToken.address,
|
|
outputToken: outputToken.address,
|
|
inputTokenAmount,
|
|
minOutputTokenAmount,
|
|
transformations: [transformation],
|
|
callDataHash,
|
|
callDataSignature: generateCallDataHashSignature(callDataHash, hexUtils.random()),
|
|
})
|
|
.awaitTransactionSuccessAsync({ value: callValue });
|
|
const { callDataHash: actualCallDataHash } = (receipt.logs[0] as MintTokenTransformerEvent).args;
|
|
expect(actualCallDataHash).to.eq(NULL_BYTES32);
|
|
});
|
|
|
|
it('passes empty calldata hash to transformer with no signature', async () => {
|
|
const startingOutputTokenBalance = getRandomInteger(0, '100e18');
|
|
const startingInputTokenBalance = getRandomInteger(0, '100e18');
|
|
await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
|
|
await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
|
|
const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
|
|
const minOutputTokenAmount = getRandomInteger(1, '1e18');
|
|
const outputTokenMintAmount = minOutputTokenAmount;
|
|
const callValue = getRandomInteger(1, '1e18');
|
|
const callDataHash = hexUtils.random();
|
|
const transformation = createMintTokenTransformation({
|
|
outputTokenMintAmount,
|
|
inputTokenBurnAmunt: inputTokenAmount,
|
|
});
|
|
const receipt = await feature
|
|
._transformERC20({
|
|
taker,
|
|
inputToken: inputToken.address,
|
|
outputToken: outputToken.address,
|
|
inputTokenAmount,
|
|
minOutputTokenAmount,
|
|
transformations: [transformation],
|
|
callDataHash,
|
|
callDataSignature: NULL_BYTES,
|
|
})
|
|
.awaitTransactionSuccessAsync({ value: callValue });
|
|
const { callDataHash: actualCallDataHash } = (receipt.logs[0] as MintTokenTransformerEvent).args;
|
|
expect(actualCallDataHash).to.eq(NULL_BYTES32);
|
|
});
|
|
});
|
|
|
|
describe('transformERC20()', () => {
|
|
it('passes the calldata hash to transformer with properly signed calldata', async () => {
|
|
const startingOutputTokenBalance = getRandomInteger(0, '100e18');
|
|
const startingInputTokenBalance = getRandomInteger(0, '100e18');
|
|
await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
|
|
await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
|
|
const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
|
|
const minOutputTokenAmount = getRandomInteger(1, '1e18');
|
|
const outputTokenMintAmount = minOutputTokenAmount;
|
|
const callValue = getRandomInteger(1, '1e18');
|
|
const transformation = createMintTokenTransformation({
|
|
outputTokenMintAmount,
|
|
inputTokenBurnAmunt: inputTokenAmount,
|
|
});
|
|
const bakedCall = feature.transformERC20(
|
|
inputToken.address,
|
|
outputToken.address,
|
|
inputTokenAmount,
|
|
minOutputTokenAmount,
|
|
[transformation],
|
|
);
|
|
const callData = bakedCall.getABIEncodedTransactionData();
|
|
const signedCallData = signCallData(callData, callDataSignerKey);
|
|
const receipt = await bakedCall.awaitTransactionSuccessAsync({
|
|
from: taker,
|
|
value: callValue,
|
|
data: signedCallData,
|
|
});
|
|
const { callDataHash: actualCallDataHash } = (receipt.logs[0] as MintTokenTransformerEvent).args;
|
|
expect(actualCallDataHash).to.eq(hexUtils.hash(callData));
|
|
});
|
|
|
|
it('passes empty calldata hash to transformer with improperly signed calldata', async () => {
|
|
const startingOutputTokenBalance = getRandomInteger(0, '100e18');
|
|
const startingInputTokenBalance = getRandomInteger(0, '100e18');
|
|
await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
|
|
await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
|
|
const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
|
|
const minOutputTokenAmount = getRandomInteger(1, '1e18');
|
|
const outputTokenMintAmount = minOutputTokenAmount;
|
|
const callValue = getRandomInteger(1, '1e18');
|
|
const transformation = createMintTokenTransformation({
|
|
outputTokenMintAmount,
|
|
inputTokenBurnAmunt: inputTokenAmount,
|
|
});
|
|
const bakedCall = feature.transformERC20(
|
|
inputToken.address,
|
|
outputToken.address,
|
|
inputTokenAmount,
|
|
minOutputTokenAmount,
|
|
[transformation],
|
|
);
|
|
const callData = bakedCall.getABIEncodedTransactionData();
|
|
const signedCallData = signCallData(callData, hexUtils.random());
|
|
const receipt = await bakedCall.awaitTransactionSuccessAsync({
|
|
from: taker,
|
|
value: callValue,
|
|
data: signedCallData,
|
|
});
|
|
const { callDataHash: actualCallDataHash } = (receipt.logs[0] as MintTokenTransformerEvent).args;
|
|
expect(actualCallDataHash).to.eq(NULL_BYTES32);
|
|
});
|
|
|
|
it('passes empty calldata hash to transformer with unsigned calldata', async () => {
|
|
const startingOutputTokenBalance = getRandomInteger(0, '100e18');
|
|
const startingInputTokenBalance = getRandomInteger(0, '100e18');
|
|
await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
|
|
await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
|
|
const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
|
|
const minOutputTokenAmount = getRandomInteger(1, '1e18');
|
|
const outputTokenMintAmount = minOutputTokenAmount;
|
|
const callValue = getRandomInteger(1, '1e18');
|
|
const transformation = createMintTokenTransformation({
|
|
outputTokenMintAmount,
|
|
inputTokenBurnAmunt: inputTokenAmount,
|
|
});
|
|
const bakedCall = feature.transformERC20(
|
|
inputToken.address,
|
|
outputToken.address,
|
|
inputTokenAmount,
|
|
minOutputTokenAmount,
|
|
[transformation],
|
|
);
|
|
const callData = bakedCall.getABIEncodedTransactionData();
|
|
const receipt = await bakedCall.awaitTransactionSuccessAsync({
|
|
from: taker,
|
|
value: callValue,
|
|
data: callData,
|
|
});
|
|
const { callDataHash: actualCallDataHash } = (receipt.logs[0] as MintTokenTransformerEvent).args;
|
|
expect(actualCallDataHash).to.eq(NULL_BYTES32);
|
|
});
|
|
|
|
it('passes empty calldata hash to transformer with calldata with malformed signature', async () => {
|
|
const startingOutputTokenBalance = getRandomInteger(0, '100e18');
|
|
const startingInputTokenBalance = getRandomInteger(0, '100e18');
|
|
await outputToken.mint(taker, startingOutputTokenBalance).awaitTransactionSuccessAsync();
|
|
await inputToken.mint(taker, startingInputTokenBalance).awaitTransactionSuccessAsync();
|
|
const inputTokenAmount = getRandomPortion(startingInputTokenBalance);
|
|
const minOutputTokenAmount = getRandomInteger(1, '1e18');
|
|
const outputTokenMintAmount = minOutputTokenAmount;
|
|
const callValue = getRandomInteger(1, '1e18');
|
|
const transformation = createMintTokenTransformation({
|
|
outputTokenMintAmount,
|
|
inputTokenBurnAmunt: inputTokenAmount,
|
|
});
|
|
const bakedCall = feature.transformERC20(
|
|
inputToken.address,
|
|
outputToken.address,
|
|
inputTokenAmount,
|
|
minOutputTokenAmount,
|
|
[transformation],
|
|
);
|
|
const callData = bakedCall.getABIEncodedTransactionData();
|
|
const signedCallData = hexUtils.concat(
|
|
hexUtils.slice(signCallData(callData, hexUtils.random()), 0, -1),
|
|
127,
|
|
);
|
|
const receipt = await bakedCall.awaitTransactionSuccessAsync({
|
|
from: taker,
|
|
value: callValue,
|
|
data: signedCallData,
|
|
});
|
|
const { callDataHash: actualCallDataHash } = (receipt.logs[0] as MintTokenTransformerEvent).args;
|
|
expect(actualCallDataHash).to.eq(NULL_BYTES32);
|
|
});
|
|
});
|
|
});
|
|
});
|