<!doctypehtml>
<meta charset="utf-8">
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<style>
#container *, #container2 * {
white-space: nowrap;
appearance: none;
} input {
/* Reduce the width so that container can fit all its children in 600px viewport width. */
width: 100px;
}
/* date by default uses a monospace font, which might have different metrics */ input, button, select { font: Menu;
}
.small-font * {
font-size: 8px !important; /* important to override rule above */
}
.no-padding * {
padding: 0;
}
</style>
<!-- Each container should fit all its children in the same line to verify every
child has the same |top|. -->
<div id="container">
<input> <!-- Putting the <input> containing Burmese characters here is just to verify our current behavior. They are slightly clipped. So if we fix it by
making the <input> taller, it's OK to remove it from this test. -->
<input value="漢字 jpg မြန်မာစာ">
<input type=date>
<button>Foo</button>
<select><option>Foo</option></select>
</div>
<script>
function testHeightMatches(id, desc) {
let commonHeight = null;
let commonTop = null;
for (let element of document.querySelectorAll(`#${id} > *`)) {
let rect = element.getBoundingClientRect();
if (commonHeight === null) {
commonHeight = rect.height;
commonTop = rect.top;
}
is(rect.height, commonHeight, `Height of the controls should match for ${element.outerHTML}${desc}`);
is(rect.top, commonTop, `Top of the controls should match for ${element.outerHTML}${desc}`);
}
}
for (id of ["container", "container2"]) {
const container = document.getElementById(id);
testHeightMatches(id, "");
container.className = "no-padding";
testHeightMatches(id, " without padding");
container.className = "small-font";
testHeightMatches(id, " with an small font");
}
</script>
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