mirror of https://github.com/webpack/webpack.git
33 lines
526 B
JavaScript
33 lines
526 B
JavaScript
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module.exports = () => {
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let warnings = [];
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let oldWarn;
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beforeEach(done => {
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oldWarn = console.warn;
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console.warn = m => warnings.push(m);
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done();
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});
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afterEach(done => {
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expectWarning();
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console.warn = oldWarn;
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done();
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});
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const expectWarning = regexp => {
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if (!regexp) {
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expect(warnings).toEqual([]);
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} else {
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expect(warnings).toEqual(
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expect.objectContaining({
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0: expect.stringMatching(regexp),
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length: 1
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})
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);
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}
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warnings.length = 0;
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};
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return expectWarning;
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};
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