Emilio Cobos Álvarez
2b6a071f9a
The device pixel border-box size shouldn't be unzoomed. Differential Revision: https://phabricator.services.mozilla.com/D251858
56 lines
2.6 KiB
HTML
56 lines
2.6 KiB
HTML
<!doctype html>
|
|
<link rel="help" href="https://drafts.csswg.org/css-viewport/#zoom-om">
|
|
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/9398">
|
|
<link rel="author" href="mailto:emilio@crisal.io" title="Emilio Cobos Álvarez">
|
|
<link rel="author" href="https://mozilla.org" title="Mozilla">
|
|
<title>ResizeObserver sizes account for zoom</title>
|
|
<meta name="viewport" content="width=device-width,initial-scale=1">
|
|
<script src="/resources/testharness.js"></script>
|
|
<script src="/resources/testharnessreport.js"></script>
|
|
<style>
|
|
div {
|
|
width: 100px;
|
|
height: 100px;
|
|
border: 5px solid;
|
|
padding: 5px;
|
|
margin: 5px;
|
|
box-sizing: border-box;
|
|
}
|
|
</style>
|
|
<div></div>
|
|
<div style="zoom: 2"></div>
|
|
<div style="zoom: 4"></div>
|
|
<script>
|
|
promise_test(async function() {
|
|
let { promise, resolve } = Promise.withResolvers();
|
|
let observer = new ResizeObserver(entries => {
|
|
resolve(entries);
|
|
});
|
|
for (let div of document.querySelectorAll("div")) {
|
|
observer.observe(div);
|
|
}
|
|
let entries = await promise;
|
|
observer.disconnect();
|
|
assert_equals(entries.length, 3, "Should have three entries");
|
|
for (let entry of entries) {
|
|
assert_equals(entry.contentRect.top, 5, "content-rect top should be scaled by zoom");
|
|
assert_equals(entry.contentRect.left, 5, "content-rect left should be scaled by zoom");
|
|
assert_equals(entry.contentRect.width, 80, "content-rect width should be scaled by zoom");
|
|
assert_equals(entry.contentRect.height, 80, "content-rect height should be scaled by zoom");
|
|
|
|
for (let sizeArray of [entry.borderBoxSize, entry.contentBoxSize, entry.devicePixelContentBoxSize]) {
|
|
assert_equals(sizeArray.length, 1, "Should have one box");
|
|
}
|
|
let borderBoxSize = entry.borderBoxSize[0];
|
|
let contentBoxSize = entry.contentBoxSize[0];
|
|
let devicePixelContentBoxSize = entry.devicePixelContentBoxSize[0];
|
|
assert_equals(borderBoxSize.inlineSize, 100, "border inline size should be scaled by zoom");
|
|
assert_equals(borderBoxSize.blockSize, 100, "border block size should be scaled by zoom");
|
|
assert_equals(contentBoxSize.inlineSize, 80, "content inline size should be scaled by zoom");
|
|
assert_equals(contentBoxSize.blockSize, 80, "content block size should be scaled by zoom");
|
|
assert_equals(devicePixelContentBoxSize.inlineSize, 80 * entry.target.currentCSSZoom * window.devicePixelRatio, "dev-px size should _not_ be scaled by zoom");
|
|
assert_equals(devicePixelContentBoxSize.blockSize, 80 * entry.target.currentCSSZoom * window.devicePixelRatio, "dev-px size should _not_ be scaled by zoom");
|
|
}
|
|
});
|
|
</script>
|