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test: add test for viewport scaling (#22532)

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This test makes sure that the viewport scaling approach we tried in
Firefox doesn't work since coordinates are rounded to integers
internally before being dispatched to the renderer.

https://github.com/microsoft/playwright/issues/22082
This commit is contained in:
Andrey Lushnikov 2023-04-20 17:24:33 +00:00 committed by GitHub
parent 9ea9adf8ff
commit 2b9b46e260
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1 changed files with 25 additions and 0 deletions
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25
tests/library/headful.spec.ts
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@ -81,6 +81,31 @@ it('should click when viewport size is larger than screen', async ({ page, brows
await page.locator('button').click();
});
it('should dispatch click events to oversized viewports', async ({ page, browserName }) => {
it.info().annotations.push({ type: 'issue', description: 'https://github.com/microsoft/playwright/issues/22082' });
it.fixme(browserName === 'firefox');
// Some prime numbers for width/height.
const width = 2971;
const height = 3067;
await page.setViewportSize({ width, height });
await page.evaluate(() => {
window['events'] = [];
window.addEventListener('click', event => window['events'].push({ x: event.clientX, y: event.clientY }), false);
});
const expectedEvents = [];
// Allow a little padding from the edges of viewport.
for (let i = 3; i < 23; ++i) {
const x = width - i;
const y = height - i;
expectedEvents.push({ x, y });
await page.mouse.move(x, y);
await page.mouse.down();
await page.mouse.up();
}
const actualEvents = await page.evaluate(() => window['events']);
expect(expectedEvents).toEqual(actualEvents);
});
it('should click background tab', async ({ page, server }) => {
await page.setContent(`<button>Hello</button><a target=_blank href="${server.EMPTY_PAGE}">empty.html</a>`);
await page.click('a');