const assert = require('assert') const PreferencesController = require('../../app/scripts/controllers/preferences') describe('preferences controller', function () { let preferencesController beforeEach(() => { preferencesController = new PreferencesController() }) describe('setAddresses', function () { it('should keep a map of addresses to names and addresses in the store', function () { preferencesController.setAddresses([ '0xda22le', '0x7e57e2', ]) const {identities} = preferencesController.store.getState() assert.deepEqual(identities, { '0xda22le': { name: 'Account 1', address: '0xda22le', }, '0x7e57e2': { name: 'Account 2', address: '0x7e57e2', }, }) }) it('should replace its list of addresses', function () { preferencesController.setAddresses([ '0xda22le', '0x7e57e2', ]) preferencesController.setAddresses([ '0xda22le77', '0x7e57e277', ]) const {identities} = preferencesController.store.getState() assert.deepEqual(identities, { '0xda22le77': { name: 'Account 1', address: '0xda22le77', }, '0x7e57e277': { name: 'Account 2', address: '0x7e57e277', }, }) }) }) describe('setAccountLabel', function () { it('should update a label for the given account', function () { preferencesController.setAddresses([ '0xda22le', '0x7e57e2', ]) assert.deepEqual(preferencesController.store.getState().identities['0xda22le'], { name: 'Account 1', address: '0xda22le', }) preferencesController.setAccountLabel('0xda22le', 'Dazzle') assert.deepEqual(preferencesController.store.getState().identities['0xda22le'], { name: 'Dazzle', address: '0xda22le', }) }) }) describe('getTokens', function () { it('should return an empty list initially', async function () { await preferencesController.setSelectedAddress('0x7e57e2') const tokens = preferencesController.getTokens() assert.equal(tokens.length, 0, 'empty list of tokens') }) }) describe('addToken', function () { it('should add that token to its state', async function () { const address = '0xabcdef1234567' const symbol = 'ABBR' const decimals = 5 await preferencesController.setSelectedAddress('0x7e57e2') await preferencesController.addToken(address, symbol, decimals) const tokens = preferencesController.getTokens() assert.equal(tokens.length, 1, 'one token added') const added = tokens[0] assert.equal(added.address, address, 'set address correctly') assert.equal(added.symbol, symbol, 'set symbol correctly') assert.equal(added.decimals, decimals, 'set decimals correctly') }) it('should allow updating a token value', async function () { const address = '0xabcdef1234567' const symbol = 'ABBR' const decimals = 5 await preferencesController.setSelectedAddress('0x7e57e2') await preferencesController.addToken(address, symbol, decimals) const newDecimals = 6 await preferencesController.addToken(address, symbol, newDecimals) const tokens = preferencesController.getTokens() assert.equal(tokens.length, 1, 'one token added') const added = tokens[0] assert.equal(added.address, address, 'set address correctly') assert.equal(added.symbol, symbol, 'set symbol correctly') assert.equal(added.decimals, newDecimals, 'updated decimals correctly') }) it('should allow adding tokens to two separate addresses', async function () { const address = '0xabcdef1234567' const symbol = 'ABBR' const decimals = 5 await preferencesController.setSelectedAddress('0x7e57e2') await preferencesController.addToken(address, symbol, decimals) assert.equal(preferencesController.getTokens().length, 1, 'one token added for 1st address') await preferencesController.setSelectedAddress('0xda22le') await preferencesController.addToken(address, symbol, decimals) assert.equal(preferencesController.getTokens().length, 1, 'one token added for 2nd address') }) }) describe('removeToken', function () { it('should remove the only token from its state', async function () { await preferencesController.setSelectedAddress('0x7e57e2') await preferencesController.addToken('0xa', 'A', 5) await preferencesController.removeToken('0xa') const tokens = preferencesController.getTokens() assert.equal(tokens.length, 0, 'one token removed') }) it('should remove a token from its state', async function () { await preferencesController.setSelectedAddress('0x7e57e2') await preferencesController.addToken('0xa', 'A', 4) await preferencesController.addToken('0xb', 'B', 5) await preferencesController.removeToken('0xa') const tokens = preferencesController.getTokens() assert.equal(tokens.length, 1, 'one token removed') const [token1] = tokens assert.deepEqual(token1, {address: '0xb', symbol: 'B', decimals: 5}) }) }) })