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37 lines
1.1 KiB
37 lines
1.1 KiB
import assert from 'assert';
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import sinon from 'sinon';
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import { ObservableStore } from '@metamask/obs-store';
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import TokenRatesController from './token-rates';
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describe('TokenRatesController', function () {
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let nativeCurrency;
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let getNativeCurrency;
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beforeEach(function () {
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nativeCurrency = 'ETH';
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getNativeCurrency = () => nativeCurrency;
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});
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it('should listen for preferences store updates', function () {
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const preferences = new ObservableStore({ tokens: [] });
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preferences.putState({ tokens: ['foo'] });
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const controller = new TokenRatesController({
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preferences,
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getNativeCurrency,
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});
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assert.deepEqual(controller._tokens, ['foo']);
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});
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it('should poll on correct interval', async function () {
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const stub = sinon.stub(global, 'setInterval');
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const preferences = new ObservableStore({ tokens: [] });
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preferences.putState({ tokens: ['foo'] });
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const controller = new TokenRatesController({
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preferences,
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getNativeCurrency,
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});
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controller.start(1337);
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assert.strictEqual(stub.getCall(0).args[1], 1337);
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stub.restore();
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controller.stop();
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});
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});
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