42 lines
1.8 KiB
HTML
42 lines
1.8 KiB
HTML
<!DOCTYPE html>
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<link rel="help" href="https://html.spec.whatwg.org/C/#the-textarea-element-2">
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<title>Test textarea width and height accounting for scrollbars</title>
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<meta name="author" title="Luke Warlow" href="mailto:lwarlow@igalia.com">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<body>
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<textarea id="rows1" rows="1"></textarea>
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<textarea id="rows1Hidden" rows="1" style="overflow-x: hidden"></textarea>
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<textarea id="rows1Scroll" rows="1" style="overflow-x: scroll"></textarea>
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<textarea id="cols3" cols="3"></textarea>
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<textarea id="cols3Hidden" cols="3" style="overflow-y: hidden"></textarea>
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<textarea id="cols3Scroll" cols="3" style="overflow-y: scroll"></textarea>
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<div id="scrollableDiv" style="overflow:scroll"></div>
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<script>
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const scrollbarsHaveThickness = (scrollableDiv.offsetHeight != 0);
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test(() => {
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assert_equals(rows1.offsetWidth, rows1Hidden.offsetWidth);
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assert_equals(rows1.offsetHeight, rows1Hidden.offsetHeight);
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}, 'rows=1 doesnt include scrollbar thickness');
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test(() => {
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assert_equals(rows1.offsetWidth, rows1Scroll.offsetWidth);
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if (scrollbarsHaveThickness) {
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assert_less_than(rows1.offsetHeight, rows1Scroll.offsetHeight);
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} else {
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assert_equals(rows1.offsetHeight, rows1Scroll.offsetHeight);
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}
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}, 'rows=1 overflow scroll includes scrollbar thickness');
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test(() => {
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assert_equals(cols3.offsetWidth, cols3Scroll.offsetWidth);
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if (scrollbarsHaveThickness) {
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assert_greater_than(cols3.offsetWidth, cols3Hidden.offsetWidth);
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} else {
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assert_equals(cols3.offsetWidth, cols3Hidden.offsetWidth);
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}
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assert_equals(cols3.offsetHeight, cols3Scroll.offsetHeight);
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assert_equals(cols3.offsetHeight, cols3Hidden.offsetHeight);
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}, 'cols=3 includes scrollbar thickness');
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</script>
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