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test: unflake screenshot test (#3245)

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Dmitry Gozman 2020-07-30 16:49:58 -07:00 committed by GitHub
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commit 21eafbcdae
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test/screenshot.jest.js
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@ -541,7 +541,10 @@ describe.skip(ffheadful)('ElementHandle.screenshot', function() {
await page.setViewportSize({ width: 500, height: 500 });
await page.goto(server.PREFIX + '/grid.html');
const elementHandle = await page.$('.box:nth-of-type(3)');
await elementHandle.evaluate(e => e.classList.add('animation'));
await elementHandle.evaluate(e => {
e.classList.add('animation');
return new Promise(f => requestAnimationFrame(() => requestAnimationFrame(f)));
});
const screenshot = await elementHandle.screenshot();
expect(screenshot).toBeGolden('screenshot-element-bounding-box.png');
});