f0d7d10fe7
* update abi-gen with new method interfaces * wip: get all packages to build * wip: get all packages to build * Fix two contract wrapper calls * Export necessary types part of the contract wrapper public interfaces * Revive and fix wrapper_unit_tests * Remove duplicate type * Fix lib_exchange_rich_error_decoder tests * Fix remaining test failures in contracts-* packages * Prettier fixes * remove transactionHelper * lint and update changelogs * Fix prettier * Revert changes to reference docs * Add back changelog already published and add revert changelog entry * Add missing CHANGELOG entries * Add missing comma * Update mesh-rpc-client dep * Update Mesh RPC logic in @0x/orderbook to v6.0.1-beta * Align package versions
371 lines
17 KiB
TypeScript
371 lines
17 KiB
TypeScript
import {
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blockchainTests,
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constants,
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expect,
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filterLogs,
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filterLogsToArguments,
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getRandomInteger,
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hexLeftPad,
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hexRandom,
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Numberish,
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randomAddress,
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} from '@0x/contracts-test-utils';
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import { AssetProxyId } from '@0x/types';
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import { BigNumber } from '@0x/utils';
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import { DecodedLogs } from 'ethereum-types';
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import * as _ from 'lodash';
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import { artifacts } from './artifacts';
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import {
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TestUniswapBridgeContract,
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TestUniswapBridgeEthToTokenTransferInputEventArgs as EthToTokenTransferInputArgs,
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TestUniswapBridgeEvents as ContractEvents,
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TestUniswapBridgeTokenApproveEventArgs as TokenApproveArgs,
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TestUniswapBridgeTokenToEthSwapInputEventArgs as TokenToEthSwapInputArgs,
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TestUniswapBridgeTokenToTokenTransferInputEventArgs as TokenToTokenTransferInputArgs,
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TestUniswapBridgeTokenTransferEventArgs as TokenTransferArgs,
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TestUniswapBridgeWethDepositEventArgs as WethDepositArgs,
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TestUniswapBridgeWethWithdrawEventArgs as WethWithdrawArgs,
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} from './wrappers';
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blockchainTests.resets('UniswapBridge unit tests', env => {
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let testContract: TestUniswapBridgeContract;
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let wethTokenAddress: string;
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before(async () => {
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testContract = await TestUniswapBridgeContract.deployFrom0xArtifactAsync(
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artifacts.TestUniswapBridge,
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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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wethTokenAddress = await testContract.wethToken().callAsync();
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});
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describe('isValidSignature()', () => {
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it('returns success bytes', async () => {
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const LEGACY_WALLET_MAGIC_VALUE = '0xb0671381';
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const result = await testContract.isValidSignature(hexRandom(), hexRandom(_.random(0, 32))).callAsync();
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expect(result).to.eq(LEGACY_WALLET_MAGIC_VALUE);
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});
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});
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describe('bridgeTransferFrom()', () => {
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interface WithdrawToOpts {
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fromTokenAddress: string;
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toTokenAddress: string;
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fromTokenBalance: Numberish;
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toAddress: string;
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amount: Numberish;
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exchangeRevertReason: string;
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exchangeFillAmount: Numberish;
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toTokenRevertReason: string;
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fromTokenRevertReason: string;
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}
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function createWithdrawToOpts(opts?: Partial<WithdrawToOpts>): WithdrawToOpts {
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return {
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fromTokenAddress: constants.NULL_ADDRESS,
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toTokenAddress: constants.NULL_ADDRESS,
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fromTokenBalance: getRandomInteger(1, 1e18),
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toAddress: randomAddress(),
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amount: getRandomInteger(1, 1e18),
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exchangeRevertReason: '',
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exchangeFillAmount: getRandomInteger(1, 1e18),
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toTokenRevertReason: '',
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fromTokenRevertReason: '',
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...opts,
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};
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}
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interface WithdrawToResult {
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opts: WithdrawToOpts;
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result: string;
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logs: DecodedLogs;
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blockTime: number;
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}
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async function withdrawToAsync(opts?: Partial<WithdrawToOpts>): Promise<WithdrawToResult> {
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const _opts = createWithdrawToOpts(opts);
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const callData = { value: new BigNumber(_opts.exchangeFillAmount) };
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// Create the "from" token and exchange.
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const createFromTokenFn = testContract.createTokenAndExchange(
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_opts.fromTokenAddress,
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_opts.exchangeRevertReason,
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);
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[_opts.fromTokenAddress] = await createFromTokenFn.callAsync(callData);
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await createFromTokenFn.awaitTransactionSuccessAsync(callData);
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// Create the "to" token and exchange.
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const createToTokenFn = testContract.createTokenAndExchange(
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_opts.toTokenAddress,
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_opts.exchangeRevertReason,
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);
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[_opts.toTokenAddress] = await createToTokenFn.callAsync(callData);
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await createToTokenFn.awaitTransactionSuccessAsync(callData);
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await testContract
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.setTokenRevertReason(_opts.toTokenAddress, _opts.toTokenRevertReason)
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.awaitTransactionSuccessAsync();
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await testContract
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.setTokenRevertReason(_opts.fromTokenAddress, _opts.fromTokenRevertReason)
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.awaitTransactionSuccessAsync();
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// Set the token balance for the token we're converting from.
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await testContract.setTokenBalance(_opts.fromTokenAddress).awaitTransactionSuccessAsync({
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value: new BigNumber(_opts.fromTokenBalance),
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});
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// Call bridgeTransferFrom().
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const bridgeTransferFromFn = testContract.bridgeTransferFrom(
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// The "to" token address.
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_opts.toTokenAddress,
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// The "from" address.
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randomAddress(),
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// The "to" address.
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_opts.toAddress,
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// The amount to transfer to "to"
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new BigNumber(_opts.amount),
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// ABI-encoded "from" token address.
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hexLeftPad(_opts.fromTokenAddress),
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);
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const result = await bridgeTransferFromFn.callAsync();
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const receipt = await bridgeTransferFromFn.awaitTransactionSuccessAsync();
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return {
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opts: _opts,
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result,
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logs: (receipt.logs as any) as DecodedLogs,
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blockTime: await env.web3Wrapper.getBlockTimestampAsync(receipt.blockNumber),
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};
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}
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async function getExchangeForTokenAsync(tokenAddress: string): Promise<string> {
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return testContract.getExchange(tokenAddress).callAsync();
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}
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it('returns magic bytes on success', async () => {
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const { result } = await withdrawToAsync();
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expect(result).to.eq(AssetProxyId.ERC20Bridge);
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});
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it('just transfers tokens to `to` if the same tokens are in play', async () => {
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const createTokenFn = await testContract.createTokenAndExchange(constants.NULL_ADDRESS, '');
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const [tokenAddress] = await createTokenFn.callAsync();
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await createTokenFn.awaitTransactionSuccessAsync();
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const { opts, result, logs } = await withdrawToAsync({
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fromTokenAddress: tokenAddress,
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toTokenAddress: tokenAddress,
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});
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expect(result).to.eq(AssetProxyId.ERC20Bridge);
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const transfers = filterLogsToArguments<TokenTransferArgs>(logs, ContractEvents.TokenTransfer);
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expect(transfers.length).to.eq(1);
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expect(transfers[0].token).to.eq(tokenAddress);
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expect(transfers[0].from).to.eq(testContract.address);
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expect(transfers[0].to).to.eq(opts.toAddress);
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expect(transfers[0].amount).to.bignumber.eq(opts.amount);
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});
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describe('token -> token', () => {
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it('calls `IUniswapExchange.tokenToTokenTransferInput()', async () => {
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const { opts, logs, blockTime } = await withdrawToAsync();
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const exchangeAddress = await getExchangeForTokenAsync(opts.fromTokenAddress);
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const calls = filterLogsToArguments<TokenToTokenTransferInputArgs>(
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logs,
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ContractEvents.TokenToTokenTransferInput,
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);
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expect(calls.length).to.eq(1);
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expect(calls[0].exchange).to.eq(exchangeAddress);
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expect(calls[0].tokensSold).to.bignumber.eq(opts.fromTokenBalance);
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expect(calls[0].minTokensBought).to.bignumber.eq(opts.amount);
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expect(calls[0].minEthBought).to.bignumber.eq(0);
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expect(calls[0].deadline).to.bignumber.eq(blockTime);
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expect(calls[0].recipient).to.eq(opts.toAddress);
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expect(calls[0].toTokenAddress).to.eq(opts.toTokenAddress);
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});
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it('sets allowance for "from" token', async () => {
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const { opts, logs } = await withdrawToAsync();
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const approvals = filterLogsToArguments<TokenApproveArgs>(logs, ContractEvents.TokenApprove);
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const exchangeAddress = await getExchangeForTokenAsync(opts.fromTokenAddress);
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expect(approvals.length).to.eq(1);
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expect(approvals[0].spender).to.eq(exchangeAddress);
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expect(approvals[0].allowance).to.bignumber.eq(constants.MAX_UINT256);
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});
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it('sets allowance for "from" token on subsequent calls', async () => {
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const { opts } = await withdrawToAsync();
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const { logs } = await withdrawToAsync(opts);
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const approvals = filterLogsToArguments<TokenApproveArgs>(logs, ContractEvents.TokenApprove);
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const exchangeAddress = await getExchangeForTokenAsync(opts.fromTokenAddress);
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expect(approvals.length).to.eq(1);
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expect(approvals[0].spender).to.eq(exchangeAddress);
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expect(approvals[0].allowance).to.bignumber.eq(constants.MAX_UINT256);
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});
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it('fails if "from" token does not exist', async () => {
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const tx = testContract
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.bridgeTransferFrom(
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randomAddress(),
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randomAddress(),
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randomAddress(),
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getRandomInteger(1, 1e18),
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hexLeftPad(randomAddress()),
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)
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.awaitTransactionSuccessAsync();
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return expect(tx).to.eventually.be.rejectedWith('NO_UNISWAP_EXCHANGE_FOR_TOKEN');
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});
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it('fails if the exchange fails', async () => {
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const revertReason = 'FOOBAR';
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const tx = withdrawToAsync({
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exchangeRevertReason: revertReason,
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});
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return expect(tx).to.eventually.be.rejectedWith(revertReason);
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});
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});
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describe('token -> ETH', () => {
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it('calls `IUniswapExchange.tokenToEthSwapInput()`, `WETH.deposit()`, then `transfer()`', async () => {
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const { opts, logs, blockTime } = await withdrawToAsync({
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toTokenAddress: wethTokenAddress,
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});
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const exchangeAddress = await getExchangeForTokenAsync(opts.fromTokenAddress);
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let calls: any = filterLogs<TokenToEthSwapInputArgs>(logs, ContractEvents.TokenToEthSwapInput);
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expect(calls.length).to.eq(1);
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expect(calls[0].args.exchange).to.eq(exchangeAddress);
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expect(calls[0].args.tokensSold).to.bignumber.eq(opts.fromTokenBalance);
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expect(calls[0].args.minEthBought).to.bignumber.eq(opts.amount);
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expect(calls[0].args.deadline).to.bignumber.eq(blockTime);
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calls = filterLogs<WethDepositArgs>(
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logs.slice(calls[0].logIndex as number),
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ContractEvents.WethDeposit,
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);
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expect(calls.length).to.eq(1);
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expect(calls[0].args.amount).to.bignumber.eq(opts.exchangeFillAmount);
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calls = filterLogs<TokenTransferArgs>(
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logs.slice(calls[0].logIndex as number),
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ContractEvents.TokenTransfer,
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);
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expect(calls.length).to.eq(1);
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expect(calls[0].args.token).to.eq(opts.toTokenAddress);
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expect(calls[0].args.from).to.eq(testContract.address);
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expect(calls[0].args.to).to.eq(opts.toAddress);
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expect(calls[0].args.amount).to.bignumber.eq(opts.exchangeFillAmount);
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});
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it('sets allowance for "from" token', async () => {
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const { opts, logs } = await withdrawToAsync({
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toTokenAddress: wethTokenAddress,
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});
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const transfers = filterLogsToArguments<TokenApproveArgs>(logs, ContractEvents.TokenApprove);
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const exchangeAddress = await getExchangeForTokenAsync(opts.fromTokenAddress);
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expect(transfers.length).to.eq(1);
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expect(transfers[0].spender).to.eq(exchangeAddress);
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expect(transfers[0].allowance).to.bignumber.eq(constants.MAX_UINT256);
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});
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it('sets allowance for "from" token on subsequent calls', async () => {
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const { opts } = await withdrawToAsync({
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toTokenAddress: wethTokenAddress,
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});
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const { logs } = await withdrawToAsync(opts);
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const approvals = filterLogsToArguments<TokenApproveArgs>(logs, ContractEvents.TokenApprove);
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const exchangeAddress = await getExchangeForTokenAsync(opts.fromTokenAddress);
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expect(approvals.length).to.eq(1);
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expect(approvals[0].spender).to.eq(exchangeAddress);
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expect(approvals[0].allowance).to.bignumber.eq(constants.MAX_UINT256);
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});
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it('fails if "from" token does not exist', async () => {
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const tx = testContract
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.bridgeTransferFrom(
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randomAddress(),
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randomAddress(),
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randomAddress(),
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getRandomInteger(1, 1e18),
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hexLeftPad(wethTokenAddress),
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)
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.awaitTransactionSuccessAsync();
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return expect(tx).to.eventually.be.rejectedWith('NO_UNISWAP_EXCHANGE_FOR_TOKEN');
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});
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it('fails if `WETH.deposit()` fails', async () => {
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const revertReason = 'FOOBAR';
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const tx = withdrawToAsync({
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toTokenAddress: wethTokenAddress,
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toTokenRevertReason: revertReason,
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});
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return expect(tx).to.eventually.be.rejectedWith(revertReason);
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});
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it('fails if the exchange fails', async () => {
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const revertReason = 'FOOBAR';
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const tx = withdrawToAsync({
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toTokenAddress: wethTokenAddress,
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exchangeRevertReason: revertReason,
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});
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return expect(tx).to.eventually.be.rejectedWith(revertReason);
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});
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});
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describe('ETH -> token', () => {
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it('calls `WETH.withdraw()`, then `IUniswapExchange.ethToTokenTransferInput()`', async () => {
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const { opts, logs, blockTime } = await withdrawToAsync({
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fromTokenAddress: wethTokenAddress,
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});
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const exchangeAddress = await getExchangeForTokenAsync(opts.toTokenAddress);
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let calls: any = filterLogs<WethWithdrawArgs>(logs, ContractEvents.WethWithdraw);
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expect(calls.length).to.eq(1);
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expect(calls[0].args.amount).to.bignumber.eq(opts.fromTokenBalance);
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calls = filterLogs<EthToTokenTransferInputArgs>(
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logs.slice(calls[0].logIndex as number),
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ContractEvents.EthToTokenTransferInput,
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);
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expect(calls.length).to.eq(1);
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expect(calls[0].args.exchange).to.eq(exchangeAddress);
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expect(calls[0].args.minTokensBought).to.bignumber.eq(opts.amount);
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expect(calls[0].args.deadline).to.bignumber.eq(blockTime);
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expect(calls[0].args.recipient).to.eq(opts.toAddress);
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});
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it('does not set any allowance', async () => {
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const { logs } = await withdrawToAsync({
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fromTokenAddress: wethTokenAddress,
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});
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const approvals = filterLogsToArguments<TokenApproveArgs>(logs, ContractEvents.TokenApprove);
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expect(approvals).to.be.empty('');
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});
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it('fails if "to" token does not exist', async () => {
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const tx = testContract
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.bridgeTransferFrom(
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wethTokenAddress,
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randomAddress(),
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randomAddress(),
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getRandomInteger(1, 1e18),
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hexLeftPad(randomAddress()),
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)
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.awaitTransactionSuccessAsync();
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return expect(tx).to.eventually.be.rejectedWith('NO_UNISWAP_EXCHANGE_FOR_TOKEN');
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});
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it('fails if the `WETH.withdraw()` fails', async () => {
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const revertReason = 'FOOBAR';
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const tx = withdrawToAsync({
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fromTokenAddress: wethTokenAddress,
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fromTokenRevertReason: revertReason,
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});
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return expect(tx).to.eventually.be.rejectedWith(revertReason);
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});
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it('fails if the exchange fails', async () => {
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const revertReason = 'FOOBAR';
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const tx = withdrawToAsync({
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fromTokenAddress: wethTokenAddress,
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exchangeRevertReason: revertReason,
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});
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return expect(tx).to.eventually.be.rejectedWith(revertReason);
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});
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});
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});
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});
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