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33 lines
1.4 KiB
33 lines
1.4 KiB
/* global describe, it, jest, jasmine */
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import { AppStorage } from '../../class';
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import { FiatUnit } from '../../models/fiatUnit';
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import AsyncStorage from '@react-native-community/async-storage';
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let assert = require('assert');
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jest.useFakeTimers();
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describe('currency', () => {
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it('fetches exchange rate and saves to AsyncStorage', async () => {
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jasmine.DEFAULT_TIMEOUT_INTERVAL = 15000;
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let currency = require('../../currency');
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await currency.startUpdater();
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let cur = await AsyncStorage.getItem(AppStorage.EXCHANGE_RATES);
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cur = JSON.parse(cur);
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assert.ok(Number.isInteger(cur[currency.STRUCT.LAST_UPDATED]));
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assert.ok(cur[currency.STRUCT.LAST_UPDATED] > 0);
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assert.ok(cur['BTC_USD'] > 0);
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// now, setting other currency as default
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await AsyncStorage.setItem(AppStorage.PREFERRED_CURRENCY, JSON.stringify(FiatUnit.JPY));
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await currency.startUpdater();
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cur = JSON.parse(await AsyncStorage.getItem(AppStorage.EXCHANGE_RATES));
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assert.ok(cur['BTC_JPY'] > 0);
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// now setting with a proper setter
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await currency.setPrefferedCurrency(FiatUnit.EUR);
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await currency.startUpdater();
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let preferred = await currency.getPreferredCurrency();
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assert.strictEqual(preferred.endPointKey, 'EUR');
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cur = JSON.parse(await AsyncStorage.getItem(AppStorage.EXCHANGE_RATES));
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assert.ok(cur['BTC_EUR'] > 0);
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});
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});
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