Quelle test_bug1832110.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/layout/tables/test/test_bug1832110.html

<!DOCTYPE HTML>
<title>Test for Bug 1832110</title>
<style>
:root {
  --bw: 1px;
}

div {
  display: inline-block;
}

table {
  border-collapse: collapse;
}

td {
  border: var(--bw) solid black;
  line-height: 0;
  padding: 0;
}

span {
  display: inline-block;
  width: 10px;
  height: 10px;
  background: grey;
}

.hide {
  display: none;
}
</style>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/WindowSnapshot.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<script class="testbody" type="text/javascript">
function set_td_border(width) {
  document.documentElement.style.setProperty("--bw", width + "px");
}

function raf() {
  return new Promise(resolve => {
    requestAnimationFrame(resolve);
  });
}

async function show_table(table, other) {
  // Don't tempt subpixel snapping - try to position each table exactly the same.
  table.classList.remove("hide");
  other.classList.add("hide");
  getComputedStyle(table).getPropertyValue("display");
  await raf();
}

async function run_test(relativeZoom, width) {
  SpecialPowers.setFullZoom(window, relativeZoom);
  set_td_border(width);
  show_table(emptyrows, normal);
  const s1 = await snapshotRect(window, emptyrows.getBoundingClientRect());
  show_table(normal, emptyrows);
  const s2 = await snapshotRect(window, normal.getBoundingClientRect());
  assertSnapshots(s1, s2, true, null, "emptyrows", "normal " + relativeZoom + " " + width);
}

SimpleTest.waitForExplicitFinish();
const zoomsToTest = [
  100,
  110,
  120,
  130,
  140,
  150,
  200,
  250,
  300,
];
const originalZoom = SpecialPowers.getFullZoom(window);

const widthsToTest = [
  1,
  3,
  7,
  11,
  23,
];
for (let i = 0; i < zoomsToTest.length; ++i) {
  let relativeZoom = originalZoom * zoomsToTest[i] / 100;
  for (let j = 0; j < widthsToTest.length; ++j) {
    add_task(async () => { await run_test(relativeZoom, widthsToTest[j]); });
  }
}
add_task(async () => { SpecialPowers.setFullZoom(window, originalZoom); });
</script>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1832110">Mozilla Bug 1832110</a><br>
<div id="emptyrows" class="hide">
<table>
<tr><td><span></span></td><td><span></span></td><td><span></span></td></tr>
<tr></tr>
<tr><td><span></span></td><td><span></span></td><td><span></span></td></tr>
<tr></tr>
<tr><td><span></span></td><td><span></span></td><td><span></span></td></tr>
<tr></tr>
<tr><td><span></span></td><td><span></span></td><td><span></span></td></tr>
</table>
</div><div id="normal" class="hide">
<table>
<tr><td><span></span></td><td><span></span></td><td><span></span></td></tr>
<tr><td><span></span></td><td><span></span></td><td><span></span></td></tr>
<tr><td><span></span></td><td><span></span></td><td><span></span></td></tr>
<tr><td><span></span></td><td><span></span></td><td><span></span></td></tr>
</table>
</div>

Messung V0.5

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