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Test all input types with scrollTo and onscroll #20172

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Test all input types with scrollTo and onscroll #20172

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9414e00
Test all input types with scrollTo and onscroll
zcorpan Nov 8, 2019
46c89a9
Update pass conditions
zcorpan Nov 18, 2019
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56 changes: 56 additions & 0 deletions html/rendering/widgets/input-all-scrollable.tentative.html
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Original file line number Diff line number Diff line change
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<!DOCTYPE html>
<title>Text controls are scroll containers</title>
<link rel=help href="https://html.spec.whatwg.org/multipage/rendering.html#the-input-element-as-a-text-entry-widget">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
input { width: 2em; }
</style>
<body>
<script>
// Test all input types and expect a 'scroll' event for
// - "text entry widgets"
// - image-alt with non-visible overflow
// This matches what whatwg/html#4840 requires
// (if we take the "overflow doesn't apply" +
// no statement to allow or require a scroll container
// to mean that scrolling shouldn't be supported).
// TODO(zcorpan) https://github.com/whatwg/html/issues/5099
function setExpectation(el, t) {
if ((el.type === 'text' ||
el.type === 'search' ||
el.type === 'password' ||
el.type === 'tel' ||
el.type === 'email' ||
el.type === 'url') ||
(el.type === 'image' && el.style.overflow !== 'visible')) {
el.onscroll = t.step_func_done();
t.step_timeout(t.unreached_func("No event"), 4000);
} else {
el.onscroll = t.unreached_func("Unexpected event");
t.step_timeout(t.step_func_done(), 4000);
}
}
for (var inputType of ['text', 'search', 'password', 'tel', 'email', 'url', 'date', 'month', 'week', 'time', 'datetime-local', 'number', 'range', 'color', 'checkbox', 'radio', 'file', 'button', 'submit', 'reset', 'image']) {
for (var overflowValue of ['visible', 'hidden', 'scroll']) {
for (var appearanceValue of ['auto', 'none']) {
async_test(t => {
var el = document.createElement('input');
el.type = inputType;
var longValue = 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaab';
if (inputType === 'image') {
el.alt = longValue;
} else if (inputType !== 'file') {
el.value = longValue;
}
el.style.overflow = overflowValue;
el.style.WebkitAppearance = appearanceValue;
el.style.appearance = appearanceValue;
document.body.appendChild(el);
setExpectation(el, t);
el.scrollTo(1000, 0);
}, `scrolling <input type=${inputType}> with overflow:${overflowValue}; appearance: ${appearanceValue}`);
}
}
}
</script>