2020-02-19 15:45:27 -05:00

555 lines
29 KiB
TypeScript

import * as crypto from 'crypto';
import { artifacts as proxyArtifacts, TestStaticCallTargetContract } from '@0x/contracts-asset-proxy';
import { artifacts, DevUtilsContract } from '@0x/contracts-dev-utils';
import { ERC1155MintableContract } from '@0x/contracts-erc1155';
import { DummyERC20TokenContract } from '@0x/contracts-erc20';
import { DummyERC721TokenContract } from '@0x/contracts-erc721';
import { blockchainTests, constants, expect } from '@0x/contracts-test-utils';
import { AssetProxyId } from '@0x/types';
import { BigNumber, hexUtils, LibBytesRevertErrors } from '@0x/utils';
import { Actor } from '../framework/actors/base';
import { DeploymentManager } from '../framework/deployment_manager';
const KNOWN_ERC20_ENCODING = {
address: '0x1dc4c1cefef38a777b15aa20260a54e584b16c48',
assetData: '0xf47261b00000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c48',
};
const KNOWN_ERC721_ENCODING = {
address: '0x1dc4c1cefef38a777b15aa20260a54e584b16c48',
tokenId: new BigNumber(1),
assetData:
'0x025717920000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c480000000000000000000000000000000000000000000000000000000000000001',
};
const KNOWN_ERC1155_ENCODING = {
tokenAddress: '0x1dc4c1cefef38a777b15aa20260a54e584b16c48',
tokenIds: [new BigNumber(100), new BigNumber(1001), new BigNumber(10001)],
tokenValues: [new BigNumber(200), new BigNumber(2001), new BigNumber(20001)],
callbackData:
'0x025717920000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c480000000000000000000000000000000000000000000000000000000000000001',
assetData:
'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',
};
const KNOWN_MULTI_ASSET_ENCODING = {
amounts: [new BigNumber(70), new BigNumber(1), new BigNumber(18)],
nestedAssetData: [
KNOWN_ERC20_ENCODING.assetData,
KNOWN_ERC721_ENCODING.assetData,
KNOWN_ERC1155_ENCODING.assetData,
],
assetData:
'0x94cfcdd7000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000000030000000000000000000000000000000000000000000000000000000000000046000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000120000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000c000000000000000000000000000000000000000000000000000000000000001400000000000000000000000000000000000000000000000000000000000000024f47261b00000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c48000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000044025717920000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c480000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000204a7cb5fb70000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c480000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000001800000000000000000000000000000000000000000000000000000000000000003000000000000000000000000000000000000000000000000000000000000006400000000000000000000000000000000000000000000000000000000000003e90000000000000000000000000000000000000000000000000000000000002711000000000000000000000000000000000000000000000000000000000000000300000000000000000000000000000000000000000000000000000000000000c800000000000000000000000000000000000000000000000000000000000007d10000000000000000000000000000000000000000000000000000000000004e210000000000000000000000000000000000000000000000000000000000000044025717920000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c4800000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000',
};
const KNOWN_STATIC_CALL_ENCODING = {
staticCallTargetAddress: '0x6dfff22588be9b3ef8cf0ad6dc9b84796f9fb45f',
staticCallData: '0xed2cfc9c0000000000000000000000000000000000000000000000000000000000000001',
expectedReturnDataHash: '0xb10e2d527612073b26eecdfd717e6a320cf44b4afac2b0732d9fcbe2b7fa0cf6',
assetData:
'0xc339d10a0000000000000000000000006dfff22588be9b3ef8cf0ad6dc9b84796f9fb45f0000000000000000000000000000000000000000000000000000000000000060b10e2d527612073b26eecdfd717e6a320cf44b4afac2b0732d9fcbe2b7fa0cf60000000000000000000000000000000000000000000000000000000000000024ed2cfc9c000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000',
};
// TODO(jalextowle): This file could really be cleaned up by using the DeploymentManager tool.
blockchainTests.resets('LibAssetData', env => {
let deployment: DeploymentManager;
let staticCallTarget: TestStaticCallTargetContract;
let devUtils: DevUtilsContract;
let tokenOwner: Actor;
let erc20Token: DummyERC20TokenContract;
let secondErc20Token: DummyERC20TokenContract;
let erc721Token: DummyERC721TokenContract;
let erc1155Token: ERC1155MintableContract;
let erc721TokenId: BigNumber;
let erc1155TokenId: BigNumber;
before(async () => {
deployment = await DeploymentManager.deployAsync(env, {
numErc20TokensToDeploy: 2,
numErc721TokensToDeploy: 1,
numErc1155TokensToDeploy: 1,
});
tokenOwner = new Actor({ name: 'Token Owner', deployment });
devUtils = await DevUtilsContract.deployWithLibrariesFrom0xArtifactAsync(
artifacts.DevUtils,
artifacts,
env.provider,
env.txDefaults,
artifacts,
deployment.exchange.address,
constants.NULL_ADDRESS,
constants.NULL_ADDRESS,
);
staticCallTarget = await TestStaticCallTargetContract.deployFrom0xArtifactAsync(
proxyArtifacts.TestStaticCallTarget,
env.provider,
env.txDefaults,
artifacts,
);
[erc20Token, secondErc20Token] = deployment.tokens.erc20;
[erc721Token] = deployment.tokens.erc721;
[erc1155Token] = deployment.tokens.erc1155;
// mint tokens
await tokenOwner.configureERC20TokenAsync(erc20Token);
[erc721TokenId] = await tokenOwner.configureERC721TokenAsync(erc721Token);
erc1155TokenId = await tokenOwner.configureERC1155TokenAsync(
erc1155Token,
deployment.assetProxies.erc1155Proxy.address,
new BigNumber(1),
);
});
it('should have a deployed-to address', () => {
expect(devUtils.address.slice(0, 2)).to.equal('0x');
});
describe('encoding and decoding', () => {
it('should decode any asset proxy ID', async () => {
const assetDataScenarios = [
[KNOWN_ERC20_ENCODING.assetData, AssetProxyId.ERC20],
[KNOWN_ERC721_ENCODING.assetData, AssetProxyId.ERC721],
[KNOWN_ERC1155_ENCODING.assetData, AssetProxyId.ERC1155],
[KNOWN_MULTI_ASSET_ENCODING.assetData, AssetProxyId.MultiAsset],
];
for (const [assetData, proxyId] of assetDataScenarios) {
expect(await devUtils.decodeAssetProxyId(assetData).callAsync()).to.equal(proxyId);
}
});
it('should encode ERC20 asset data', async () => {
expect(await devUtils.encodeERC20AssetData(KNOWN_ERC20_ENCODING.address).callAsync()).to.equal(
KNOWN_ERC20_ENCODING.assetData,
);
});
it('should decode ERC20 asset data', async () => {
expect(await devUtils.decodeERC20AssetData(KNOWN_ERC20_ENCODING.assetData).callAsync()).to.deep.equal([
AssetProxyId.ERC20,
KNOWN_ERC20_ENCODING.address,
]);
});
it('should encode ERC721 asset data', async () => {
expect(
await devUtils
.encodeERC721AssetData(KNOWN_ERC721_ENCODING.address, KNOWN_ERC721_ENCODING.tokenId)
.callAsync(),
).to.equal(KNOWN_ERC721_ENCODING.assetData);
});
it('should decode ERC721 asset data', async () => {
expect(await devUtils.decodeERC721AssetData(KNOWN_ERC721_ENCODING.assetData).callAsync()).to.deep.equal([
AssetProxyId.ERC721,
KNOWN_ERC721_ENCODING.address,
KNOWN_ERC721_ENCODING.tokenId,
]);
});
it('should encode ERC1155 asset data', async () => {
expect(
await devUtils
.encodeERC1155AssetData(
KNOWN_ERC1155_ENCODING.tokenAddress,
KNOWN_ERC1155_ENCODING.tokenIds,
KNOWN_ERC1155_ENCODING.tokenValues,
KNOWN_ERC1155_ENCODING.callbackData,
)
.callAsync(),
).to.equal(KNOWN_ERC1155_ENCODING.assetData);
});
it('should decode ERC1155 asset data', async () => {
expect(await devUtils.decodeERC1155AssetData(KNOWN_ERC1155_ENCODING.assetData).callAsync()).to.deep.equal([
AssetProxyId.ERC1155,
KNOWN_ERC1155_ENCODING.tokenAddress,
KNOWN_ERC1155_ENCODING.tokenIds,
KNOWN_ERC1155_ENCODING.tokenValues,
KNOWN_ERC1155_ENCODING.callbackData,
]);
});
it('should encode multiasset data', async () => {
expect(
await devUtils
.encodeMultiAssetData(
KNOWN_MULTI_ASSET_ENCODING.amounts,
KNOWN_MULTI_ASSET_ENCODING.nestedAssetData,
)
.callAsync(),
).to.equal(KNOWN_MULTI_ASSET_ENCODING.assetData);
});
it('should decode multiasset data', async () => {
expect(await devUtils.decodeMultiAssetData(KNOWN_MULTI_ASSET_ENCODING.assetData).callAsync()).to.deep.equal(
[
AssetProxyId.MultiAsset,
KNOWN_MULTI_ASSET_ENCODING.amounts,
KNOWN_MULTI_ASSET_ENCODING.nestedAssetData,
],
);
});
it('should encode StaticCall data', async () => {
expect(
await devUtils
.encodeStaticCallAssetData(
KNOWN_STATIC_CALL_ENCODING.staticCallTargetAddress,
KNOWN_STATIC_CALL_ENCODING.staticCallData,
KNOWN_STATIC_CALL_ENCODING.expectedReturnDataHash,
)
.callAsync(),
).to.equal(KNOWN_STATIC_CALL_ENCODING.assetData);
});
it('should decode StaticCall data', async () => {
expect(
await devUtils.decodeStaticCallAssetData(KNOWN_STATIC_CALL_ENCODING.assetData).callAsync(),
).to.deep.equal([
AssetProxyId.StaticCall,
KNOWN_STATIC_CALL_ENCODING.staticCallTargetAddress,
KNOWN_STATIC_CALL_ENCODING.staticCallData,
KNOWN_STATIC_CALL_ENCODING.expectedReturnDataHash,
]);
});
});
describe('revertIfInvalidAssetData', async () => {
it('should succeed for any valid asset data', async () => {
const assetData = [
KNOWN_ERC20_ENCODING.assetData,
KNOWN_ERC721_ENCODING.assetData,
KNOWN_ERC1155_ENCODING.assetData,
KNOWN_MULTI_ASSET_ENCODING.assetData,
KNOWN_STATIC_CALL_ENCODING.assetData,
];
for (const data of assetData) {
await devUtils.revertIfInvalidAssetData(data).callAsync();
}
return;
});
it('should revert for invalid assetProxyId', async () => {
const badAssetData = `0x${crypto.randomBytes(4).toString('hex')}${constants.NULL_ADDRESS}`;
await expect(devUtils.revertIfInvalidAssetData(badAssetData).callAsync()).to.revertWith('WRONG_PROXY_ID');
});
it('should revert for invalid assetData with valid assetProxyId', async () => {
// the other encodings are always valid if the assetProxyId is valid
const assetData = [KNOWN_ERC20_ENCODING.assetData, KNOWN_ERC721_ENCODING.assetData];
for (const data of assetData) {
const badData = data.substring(0, data.length - 2); // drop one byte but retain assetProxyId
await expect(devUtils.revertIfInvalidAssetData(badData).callAsync()).to.revertWith(
new LibBytesRevertErrors.InvalidByteOperationError(),
);
}
});
});
describe('getBalance', () => {
it('should query ERC20 balance by asset data', async () => {
const assetData = await devUtils.encodeERC20AssetData(erc20Token.address).callAsync();
expect(await devUtils.getBalance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(
constants.INITIAL_ERC20_BALANCE,
);
});
it('should return 0 if ERC20 token does not exist', async () => {
const assetData = await devUtils.encodeERC20AssetData(constants.NULL_ADDRESS).callAsync();
const balance = await devUtils.getBalance(tokenOwner.address, assetData).callAsync();
expect(balance).to.bignumber.equal(constants.ZERO_AMOUNT);
});
it('should query ERC721 balance by asset data', async () => {
const assetData = await devUtils.encodeERC721AssetData(erc721Token.address, erc721TokenId).callAsync();
expect(await devUtils.getBalance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(1);
});
it('should return 0 if ERC721 token does not exist', async () => {
const assetData = await devUtils.encodeERC721AssetData(constants.NULL_ADDRESS, erc721TokenId).callAsync();
const balance = await devUtils.getBalance(tokenOwner.address, assetData).callAsync();
expect(balance).to.bignumber.equal(constants.ZERO_AMOUNT);
});
it('should query ERC1155 balances by asset data', async () => {
const assetData = await devUtils
.encodeERC1155AssetData(
erc1155Token.address,
[erc1155TokenId],
[new BigNumber(1)],
constants.NULL_BYTES,
)
.callAsync();
expect(await devUtils.getBalance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(1);
});
it('should return 0 if ERC1155 token does not exist', async () => {
const assetData = await devUtils
.encodeERC1155AssetData(
constants.NULL_ADDRESS,
[erc1155TokenId],
[new BigNumber(1)],
constants.NULL_BYTES,
)
.callAsync();
const balance = await devUtils.getBalance(tokenOwner.address, assetData).callAsync();
expect(balance).to.bignumber.equal(constants.ZERO_AMOUNT);
});
it('should query multi-asset batch balance by asset data', async () => {
const assetData = await devUtils
.encodeMultiAssetData(
[new BigNumber(1), new BigNumber(1)],
[
await devUtils.encodeERC20AssetData(erc20Token.address).callAsync(),
await devUtils.encodeERC721AssetData(erc721Token.address, erc721TokenId).callAsync(),
],
)
.callAsync();
expect(await devUtils.getBalance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(1);
});
it('should query multi-asset batch balance by asset data, skipping over a nested asset if its amount == 0', async () => {
const assetData = await devUtils
.encodeMultiAssetData(
[constants.ZERO_AMOUNT, new BigNumber(1)],
[
await devUtils.encodeERC20AssetData(erc20Token.address).callAsync(),
await devUtils.encodeERC721AssetData(erc721Token.address, erc721TokenId).callAsync(),
],
)
.callAsync();
expect(await devUtils.getBalance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(1);
});
it('should return a balance of 0 if the balance for a nested asset is 0', async () => {
const assetData = await devUtils
.encodeMultiAssetData(
[new BigNumber(1), new BigNumber(1)],
[
await devUtils.encodeERC20AssetData(secondErc20Token.address).callAsync(),
await devUtils.encodeERC20AssetData(erc20Token.address).callAsync(),
],
)
.callAsync();
expect(await devUtils.getBalance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(
constants.ZERO_AMOUNT,
);
});
it('should return a balance of 0 if the assetData does not correspond to an AssetProxy contract', async () => {
const fakeAssetData = '0x01020304';
const balance = await devUtils.getBalance(tokenOwner.address, fakeAssetData).callAsync();
expect(balance).to.bignumber.equal(constants.ZERO_AMOUNT);
});
it('should return a balance of MAX_UINT256 if the the StaticCallProxy assetData contains data for a successful staticcall', async () => {
const staticCallData = staticCallTarget.isOddNumber(new BigNumber(1)).getABIEncodedTransactionData();
const expectedResultHash = hexUtils.hash(hexUtils.leftPad(1));
const assetData = await devUtils
.encodeStaticCallAssetData(staticCallTarget.address, staticCallData, expectedResultHash)
.callAsync();
const balance = await devUtils.getBalance(tokenOwner.address, assetData).callAsync();
expect(balance).to.bignumber.equal(constants.UNLIMITED_ALLOWANCE_IN_BASE_UNITS);
});
it('should return a balance of 0 if the the StaticCallProxy assetData contains data for an unsuccessful staticcall', async () => {
const staticCallData = staticCallTarget.isOddNumber(new BigNumber(0)).getABIEncodedTransactionData();
const expectedResultHash = hexUtils.hash(hexUtils.leftPad(1));
const assetData = await devUtils
.encodeStaticCallAssetData(staticCallTarget.address, staticCallData, expectedResultHash)
.callAsync();
const balance = await devUtils.getBalance(tokenOwner.address, assetData).callAsync();
expect(balance).to.bignumber.equal(constants.ZERO_AMOUNT);
});
});
describe('getAssetProxyAllowance', () => {
it('should query ERC20 allowances by asset data', async () => {
const assetData = await devUtils.encodeERC20AssetData(erc20Token.address).callAsync();
expect(await devUtils.getAssetProxyAllowance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(
constants.MAX_UINT256,
);
});
it('should query ERC721 approval by asset data', async () => {
// Temporarily remove approval for all
await erc721Token
.setApprovalForAll(deployment.assetProxies.erc721Proxy.address, false)
.awaitTransactionSuccessAsync({ from: tokenOwner.address });
await erc721Token
.approve(deployment.assetProxies.erc721Proxy.address, erc721TokenId)
.awaitTransactionSuccessAsync({
from: tokenOwner.address,
});
const assetData = await devUtils.encodeERC721AssetData(erc721Token.address, erc721TokenId).callAsync();
expect(await devUtils.getAssetProxyAllowance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(
1,
);
});
it('should query ERC721 approvalForAll by assetData', async () => {
const assetData = await devUtils.encodeERC721AssetData(erc721Token.address, erc721TokenId).callAsync();
expect(await devUtils.getAssetProxyAllowance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(
constants.UNLIMITED_ALLOWANCE_IN_BASE_UNITS,
);
});
it('should query ERC1155 allowances by asset data', async () => {
const assetData = await devUtils
.encodeERC1155AssetData(
erc1155Token.address,
[erc1155TokenId],
[new BigNumber(1)],
constants.NULL_BYTES,
)
.callAsync();
expect(await devUtils.getAssetProxyAllowance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(
constants.UNLIMITED_ALLOWANCE_IN_BASE_UNITS,
);
});
it('should query multi-asset allowances by asset data', async () => {
const allowance = new BigNumber(1);
await erc20Token
.approve(deployment.assetProxies.erc20Proxy.address, allowance)
.awaitTransactionSuccessAsync({
from: tokenOwner.address,
});
const assetData = await devUtils
.encodeMultiAssetData(
[new BigNumber(1), new BigNumber(1)],
[
await devUtils.encodeERC20AssetData(erc20Token.address).callAsync(),
await devUtils.encodeERC721AssetData(erc721Token.address, erc721TokenId).callAsync(),
],
)
.callAsync();
expect(await devUtils.getAssetProxyAllowance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(
1,
);
return;
});
it('should query multi-asset allowances by asset data, skipping over a nested asset if its amount == 0', async () => {
const allowance = new BigNumber(1);
await erc20Token
.approve(deployment.assetProxies.erc20Proxy.address, allowance)
.awaitTransactionSuccessAsync({
from: tokenOwner.address,
});
const assetData = await devUtils
.encodeMultiAssetData(
[constants.ZERO_AMOUNT, new BigNumber(1)],
[
await devUtils.encodeERC20AssetData(erc20Token.address).callAsync(),
await devUtils.encodeERC721AssetData(erc721Token.address, erc721TokenId).callAsync(),
],
)
.callAsync();
expect(await devUtils.getAssetProxyAllowance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(
constants.UNLIMITED_ALLOWANCE_IN_BASE_UNITS,
);
return;
});
it('should return an allowance of 0 if the allowance for a nested asset is 0', async () => {
const assetData = await devUtils
.encodeMultiAssetData(
[new BigNumber(1), new BigNumber(1)],
[
await devUtils.encodeERC20AssetData(secondErc20Token.address).callAsync(),
await devUtils.encodeERC20AssetData(erc20Token.address).callAsync(),
],
)
.callAsync();
expect(await devUtils.getAssetProxyAllowance(tokenOwner.address, assetData).callAsync()).to.bignumber.equal(
constants.ZERO_AMOUNT,
);
});
it('should return an allowance of 0 if the assetData does not correspond to an AssetProxy contract', async () => {
const fakeAssetData = '0x01020304';
const allowance = await devUtils.getAssetProxyAllowance(tokenOwner.address, fakeAssetData).callAsync();
expect(allowance).to.bignumber.equal(constants.ZERO_AMOUNT);
});
it('should return an allowance of MAX_UINT256 for any staticCallAssetData', async () => {
const staticCallData = AssetProxyId.StaticCall;
const assetData = await devUtils
.encodeStaticCallAssetData(staticCallTarget.address, staticCallData, constants.KECCAK256_NULL)
.callAsync();
const allowance = await devUtils.getAssetProxyAllowance(tokenOwner.address, assetData).callAsync();
expect(allowance).to.bignumber.equal(constants.UNLIMITED_ALLOWANCE_IN_BASE_UNITS);
});
});
describe('getBatchBalances', () => {
it('should query balances for a batch of asset data strings', async () => {
const erc20AssetData = await devUtils.encodeERC20AssetData(erc20Token.address).callAsync();
const erc721AssetData = await devUtils
.encodeERC721AssetData(erc721Token.address, erc721TokenId)
.callAsync();
expect(
await devUtils.getBatchBalances(tokenOwner.address, [erc20AssetData, erc721AssetData]).callAsync(),
).to.deep.equal([new BigNumber(constants.INITIAL_ERC20_BALANCE), new BigNumber(1)]);
});
});
describe('getBalanceAndAllowance', () => {
it('should query balance and allowance together, from asset data', async () => {
const allowance = new BigNumber(1);
await erc20Token
.approve(deployment.assetProxies.erc20Proxy.address, allowance)
.awaitTransactionSuccessAsync({
from: tokenOwner.address,
});
const assetData = await devUtils.encodeERC20AssetData(erc20Token.address).callAsync();
expect(
await devUtils.getBalanceAndAssetProxyAllowance(tokenOwner.address, assetData).callAsync(),
).to.deep.equal([new BigNumber(constants.INITIAL_ERC20_BALANCE), allowance]);
});
});
describe('getBatchBalancesAndAllowances', () => {
it('should query balances and allowances together, from an asset data array', async () => {
const allowance = new BigNumber(1);
await erc20Token
.approve(deployment.assetProxies.erc20Proxy.address, allowance)
.awaitTransactionSuccessAsync({
from: tokenOwner.address,
});
const assetData = await devUtils.encodeERC20AssetData(erc20Token.address).callAsync();
expect(
await devUtils.getBatchBalancesAndAssetProxyAllowances(tokenOwner.address, [assetData]).callAsync(),
).to.deep.equal([[new BigNumber(constants.INITIAL_ERC20_BALANCE)], [allowance]]);
});
});
describe('getBatchAssetProxyAllowances', () => {
it('should query allowances for a batch of asset data strings', async () => {
const allowance = new BigNumber(1);
await erc20Token
.approve(deployment.assetProxies.erc20Proxy.address, allowance)
.awaitTransactionSuccessAsync({
from: tokenOwner.address,
});
const erc20AssetData = await devUtils.encodeERC20AssetData(erc20Token.address).callAsync();
const erc721AssetData = await devUtils
.encodeERC721AssetData(erc721Token.address, erc721TokenId)
.callAsync();
expect(
await devUtils
.getBatchAssetProxyAllowances(tokenOwner.address, [erc20AssetData, erc721AssetData])
.callAsync(),
).to.deep.equal([allowance, constants.UNLIMITED_ALLOWANCE_IN_BASE_UNITS]);
});
});
});
// tslint:disable:max-file-line-count