47 lines
1.3 KiB
JavaScript
47 lines
1.3 KiB
JavaScript
/* eslint-env jest, node */
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import 'jest-axe/extend-expect';
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import './app/assets/javascripts/lib/xss';
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global.setImmediate = global.setTimeout;
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global.ResizeObserver = class ResizeObserver {
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disconnect() {}
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observe() {}
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unobserve() {}
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};
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// TODO: Remove this once https://github.com/nickcolley/jest-axe/issues/147 is fixed.
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const { getComputedStyle } = window;
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window.getComputedStyle = (elt) => getComputedStyle(elt);
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process.on('unhandledRejection', (error) => {
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// Errors thrown here are typically fetch responses that have not been mocked.
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throw error;
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});
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expect.extend({
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/**
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* This matcher tests if its subject is neither null nor undefined.
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*
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* Jest's `toBeDefined` only tests if its subject is *strictly* not the value
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* `undefined`, which makes it unsuitable for testing if a value exists as the
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* value might be `null` (which would pass a `toBeDefined` check).
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*
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* @param {any} subject The subject of the matcher
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* @returns
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*/
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toExist(subject) {
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if (subject === null || subject === undefined) {
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return {
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pass: false,
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message: () => `Expected ${this.utils.printReceived(subject)} to exist`,
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};
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}
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return {
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pass: true,
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message: () =>
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`Expected ${this.utils.printReceived(subject)} to not exist`,
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};
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},
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});
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