| 1 | // Copyright 2017-2018 @polkadot/api-provider authors & contributors
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| 2 | // This software may be modified and distributed under the terms
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| 3 | // of the ISC license. See the LICENSE file for details.
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| 4 |
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| 5 | describe('ws/polyfill', () => {
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| 6 | let origWs;
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| 7 |
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| 8 | beforeEach(() => {
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| 9 | origWs = global.WebSocket;
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| 10 | global.WebSocket = null;
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| 11 | });
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| 12 |
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| 13 | afterEach(() => {
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| 14 | global.WebSocket = origWs;
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| 15 | });
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| 16 |
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| 17 | it('polyfills with no exceptions (without WebSocket)', () => {
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| 18 | expect(require('./polyfill')).toBeDefined();
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| 19 | });
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| 20 |
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| 21 | it('polyfills with no exceptions (with WebSocket)', () => {
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| 22 | global.WebSocket = () => true;
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| 23 |
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| 24 | expect(require('./polyfill')).toBeDefined();
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| 25 | });
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| 26 | });
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