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-rw-r--r--contracts/core/test/utils/forwarder_wrapper.ts119
-rw-r--r--contracts/core/test/utils/index.ts3
2 files changed, 3 insertions, 119 deletions
diff --git a/contracts/core/test/utils/forwarder_wrapper.ts b/contracts/core/test/utils/forwarder_wrapper.ts
deleted file mode 100644
index 4c78ecd79..000000000
--- a/contracts/core/test/utils/forwarder_wrapper.ts
+++ /dev/null
@@ -1,119 +0,0 @@
-import { constants, formatters, LogDecoder, MarketSellOrders } from '@0x/contracts-test-utils';
-import { artifacts as tokensArtifacts } from '@0x/contracts-tokens';
-import { SignedOrder } from '@0x/types';
-import { BigNumber } from '@0x/utils';
-import { Web3Wrapper } from '@0x/web3-wrapper';
-import { Provider, TransactionReceiptWithDecodedLogs, TxDataPayable } from 'ethereum-types';
-import * as _ from 'lodash';
-
-import { ForwarderContract } from '../../generated-wrappers/forwarder';
-import { artifacts } from '../../src/artifacts';
-
-export class ForwarderWrapper {
- private readonly _web3Wrapper: Web3Wrapper;
- private readonly _forwarderContract: ForwarderContract;
- private readonly _logDecoder: LogDecoder;
- public static getPercentageOfValue(value: BigNumber, percentage: number): BigNumber {
- const numerator = constants.PERCENTAGE_DENOMINATOR.times(percentage).dividedToIntegerBy(100);
- const newValue = value.times(numerator).dividedToIntegerBy(constants.PERCENTAGE_DENOMINATOR);
- return newValue;
- }
- public static getWethForFeeOrders(feeAmount: BigNumber, feeOrders: SignedOrder[]): BigNumber {
- let wethAmount = new BigNumber(0);
- let remainingFeeAmount = feeAmount;
- _.forEach(feeOrders, feeOrder => {
- const feeAvailable = feeOrder.makerAssetAmount.minus(feeOrder.takerFee);
- if (!remainingFeeAmount.isZero() && feeAvailable.gt(remainingFeeAmount)) {
- wethAmount = wethAmount.plus(
- feeOrder.takerAssetAmount
- .times(remainingFeeAmount)
- .dividedBy(feeAvailable)
- .ceil(),
- );
- remainingFeeAmount = new BigNumber(0);
- } else if (!remainingFeeAmount.isZero()) {
- wethAmount = wethAmount.plus(feeOrder.takerAssetAmount);
- remainingFeeAmount = remainingFeeAmount.minus(feeAvailable);
- }
- });
- return wethAmount;
- }
- private static _createOptimizedOrders(signedOrders: SignedOrder[]): MarketSellOrders {
- _.forEach(signedOrders, (signedOrder, index) => {
- signedOrder.takerAssetData = constants.NULL_BYTES;
- if (index > 0) {
- signedOrder.makerAssetData = constants.NULL_BYTES;
- }
- });
- const params = formatters.createMarketSellOrders(signedOrders, constants.ZERO_AMOUNT);
- return params;
- }
- private static _createOptimizedZrxOrders(signedOrders: SignedOrder[]): MarketSellOrders {
- _.forEach(signedOrders, signedOrder => {
- signedOrder.makerAssetData = constants.NULL_BYTES;
- signedOrder.takerAssetData = constants.NULL_BYTES;
- });
- const params = formatters.createMarketSellOrders(signedOrders, constants.ZERO_AMOUNT);
- return params;
- }
- constructor(contractInstance: ForwarderContract, provider: Provider) {
- this._forwarderContract = contractInstance;
- this._web3Wrapper = new Web3Wrapper(provider);
- this._logDecoder = new LogDecoder(this._web3Wrapper, { ...artifacts, ...tokensArtifacts });
- }
- public async marketSellOrdersWithEthAsync(
- orders: SignedOrder[],
- feeOrders: SignedOrder[],
- txData: TxDataPayable,
- opts: { feePercentage?: BigNumber; feeRecipient?: string } = {},
- ): Promise<TransactionReceiptWithDecodedLogs> {
- const params = ForwarderWrapper._createOptimizedOrders(orders);
- const feeParams = ForwarderWrapper._createOptimizedZrxOrders(feeOrders);
- const feePercentage = _.isUndefined(opts.feePercentage) ? constants.ZERO_AMOUNT : opts.feePercentage;
- const feeRecipient = _.isUndefined(opts.feeRecipient) ? constants.NULL_ADDRESS : opts.feeRecipient;
- const txHash = await this._forwarderContract.marketSellOrdersWithEth.sendTransactionAsync(
- params.orders,
- params.signatures,
- feeParams.orders,
- feeParams.signatures,
- feePercentage,
- feeRecipient,
- txData,
- );
- const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
- return tx;
- }
- public async marketBuyOrdersWithEthAsync(
- orders: SignedOrder[],
- feeOrders: SignedOrder[],
- makerAssetFillAmount: BigNumber,
- txData: TxDataPayable,
- opts: { feePercentage?: BigNumber; feeRecipient?: string } = {},
- ): Promise<TransactionReceiptWithDecodedLogs> {
- const params = ForwarderWrapper._createOptimizedOrders(orders);
- const feeParams = ForwarderWrapper._createOptimizedZrxOrders(feeOrders);
- const feePercentage = _.isUndefined(opts.feePercentage) ? constants.ZERO_AMOUNT : opts.feePercentage;
- const feeRecipient = _.isUndefined(opts.feeRecipient) ? constants.NULL_ADDRESS : opts.feeRecipient;
- const txHash = await this._forwarderContract.marketBuyOrdersWithEth.sendTransactionAsync(
- params.orders,
- makerAssetFillAmount,
- params.signatures,
- feeParams.orders,
- feeParams.signatures,
- feePercentage,
- feeRecipient,
- txData,
- );
- const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
- return tx;
- }
- public async withdrawAssetAsync(
- assetData: string,
- amount: BigNumber,
- txData: TxDataPayable,
- ): Promise<TransactionReceiptWithDecodedLogs> {
- const txHash = await this._forwarderContract.withdrawAsset.sendTransactionAsync(assetData, amount, txData);
- const tx = await this._logDecoder.getTxWithDecodedLogsAsync(txHash);
- return tx;
- }
-}
diff --git a/contracts/core/test/utils/index.ts b/contracts/core/test/utils/index.ts
new file mode 100644
index 000000000..75cd88666
--- /dev/null
+++ b/contracts/core/test/utils/index.ts
@@ -0,0 +1,3 @@
+export * from './exchange_wrapper';
+export * from './erc20_wrapper';
+export * from './erc721_wrapper';