A Metamask fork with Infura removed and default networks editable
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ciphermask/test/unit/app/controllers/detect-tokens-test.js

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import assert from 'assert'
import sinon from 'sinon'
import { ObservableStore } from '@metamask/obs-store'
import contracts from '@metamask/contract-metadata'
import BigNumber from 'bignumber.js'
import DetectTokensController from '../../../../app/scripts/controllers/detect-tokens'
import NetworkController from '../../../../app/scripts/controllers/network/network'
import PreferencesController from '../../../../app/scripts/controllers/preferences'
import {
MAINNET,
ROPSTEN,
} from '../../../../app/scripts/controllers/network/enums'
describe('DetectTokensController', function () {
const sandbox = sinon.createSandbox()
let keyringMemStore, network, preferences
const noop = () => undefined
const networkControllerProviderConfig = {
getAccounts: noop,
}
beforeEach(async function () {
keyringMemStore = new ObservableStore({ isUnlocked: false })
network = new NetworkController()
network.setInfuraProjectId('foo')
preferences = new PreferencesController({ network })
preferences.setAddresses([
'0x7e57e2',
'0xbc86727e770de68b1060c91f6bb6945c73e10388',
])
network.initializeProvider(networkControllerProviderConfig)
})
after(function () {
sandbox.restore()
})
it('should poll on correct interval', async function () {
const stub = sinon.stub(global, 'setInterval')
new DetectTokensController({ interval: 1337 }) // eslint-disable-line no-new
assert.strictEqual(stub.getCall(0).args[1], 1337)
stub.restore()
})
it('should be called on every polling period', async function () {
const clock = sandbox.useFakeTimers()
network.setProviderType(MAINNET)
const controller = new DetectTokensController({
preferences,
network,
keyringMemStore,
})
controller.isOpen = true
controller.isUnlocked = true
const stub = sandbox.stub(controller, 'detectNewTokens')
clock.tick(1)
sandbox.assert.notCalled(stub)
clock.tick(180000)
sandbox.assert.called(stub)
clock.tick(180000)
sandbox.assert.calledTwice(stub)
clock.tick(180000)
sandbox.assert.calledThrice(stub)
})
it('should not check tokens while on test network', async function () {
sandbox.useFakeTimers()
network.setProviderType(ROPSTEN)
const controller = new DetectTokensController({
preferences,
network,
keyringMemStore,
})
controller.isOpen = true
controller.isUnlocked = true
const stub = sandbox.stub(controller, '_getTokenBalances')
await controller.detectNewTokens()
sandbox.assert.notCalled(stub)
})
it('should skip adding tokens listed in hiddenTokens array', async function () {
sandbox.useFakeTimers()
network.setProviderType(MAINNET)
const controller = new DetectTokensController({
preferences,
network,
keyringMemStore,
})
controller.isOpen = true
controller.isUnlocked = true
const contractAddresses = Object.keys(contracts)
const erc20ContractAddresses = contractAddresses.filter(
(contractAddress) => contracts[contractAddress].erc20 === true,
)
const existingTokenAddress = erc20ContractAddresses[0]
const existingToken = contracts[existingTokenAddress]
await preferences.addToken(
existingTokenAddress,
existingToken.symbol,
existingToken.decimals,
)
const tokenAddressToSkip = erc20ContractAddresses[1]
sandbox
.stub(controller, '_getTokenBalances')
.callsFake((tokensToDetect) =>
tokensToDetect.map((token) =>
token === tokenAddressToSkip ? new BigNumber(10) : 0,
),
)
await preferences.removeToken(tokenAddressToSkip)
await controller.detectNewTokens()
assert.deepEqual(preferences.store.getState().tokens, [
{
address: existingTokenAddress.toLowerCase(),
decimals: existingToken.decimals,
symbol: existingToken.symbol,
},
])
})
it('should check and add tokens while on main network', async function () {
sandbox.useFakeTimers()
network.setProviderType(MAINNET)
const controller = new DetectTokensController({
preferences,
network,
keyringMemStore,
})
controller.isOpen = true
controller.isUnlocked = true
const contractAddresses = Object.keys(contracts)
const erc20ContractAddresses = contractAddresses.filter(
(contractAddress) => contracts[contractAddress].erc20 === true,
)
const existingTokenAddress = erc20ContractAddresses[0]
const existingToken = contracts[existingTokenAddress]
await preferences.addToken(
existingTokenAddress,
existingToken.symbol,
existingToken.decimals,
)
const tokenAddressToAdd = erc20ContractAddresses[1]
const tokenToAdd = contracts[tokenAddressToAdd]
const contractAddresssesToDetect = contractAddresses.filter(
(address) => address !== existingTokenAddress,
)
const indexOfTokenToAdd = contractAddresssesToDetect.indexOf(
tokenAddressToAdd,
)
const balances = new Array(contractAddresssesToDetect.length)
balances[indexOfTokenToAdd] = new BigNumber(10)
sandbox
.stub(controller, '_getTokenBalances')
.returns(Promise.resolve(balances))
await controller.detectNewTokens()
assert.deepEqual(preferences.store.getState().tokens, [
{
address: existingTokenAddress.toLowerCase(),
decimals: existingToken.decimals,
symbol: existingToken.symbol,
},
{
address: tokenAddressToAdd.toLowerCase(),
decimals: tokenToAdd.decimals,
symbol: tokenToAdd.symbol,
},
])
})
it('should trigger detect new tokens when change address', async function () {
sandbox.useFakeTimers()
const controller = new DetectTokensController({
preferences,
network,
keyringMemStore,
})
controller.isOpen = true
controller.isUnlocked = true
const stub = sandbox.stub(controller, 'detectNewTokens')
await preferences.setSelectedAddress(
'0xbc86727e770de68b1060c91f6bb6945c73e10388',
)
sandbox.assert.called(stub)
})
it('should trigger detect new tokens when submit password', async function () {
sandbox.useFakeTimers()
const controller = new DetectTokensController({
preferences,
network,
keyringMemStore,
})
controller.isOpen = true
controller.selectedAddress = '0x0'
const stub = sandbox.stub(controller, 'detectNewTokens')
await controller._keyringMemStore.updateState({ isUnlocked: true })
sandbox.assert.called(stub)
})
it('should not trigger detect new tokens when not unlocked', async function () {
const clock = sandbox.useFakeTimers()
network.setProviderType(MAINNET)
const controller = new DetectTokensController({
preferences,
network,
keyringMemStore,
})
controller.isOpen = true
controller.isUnlocked = false
const stub = sandbox.stub(controller, '_getTokenBalances')
clock.tick(180000)
sandbox.assert.notCalled(stub)
})
it('should not trigger detect new tokens when not open', async function () {
const clock = sandbox.useFakeTimers()
network.setProviderType(MAINNET)
const controller = new DetectTokensController({
preferences,
network,
keyringMemStore,
})
// trigger state update from preferences controller
await preferences.setSelectedAddress(
'0xbc86727e770de68b1060c91f6bb6945c73e10388',
)
controller.isOpen = false
controller.isUnlocked = true
const stub = sandbox.stub(controller, '_getTokenBalances')
clock.tick(180000)
sandbox.assert.notCalled(stub)
})
})