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35 lines
1.2 KiB
HTML
35 lines
1.2 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>CSS Values and Units Test: support for the ch unit</title>
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<link rel="author" title="Jonathan Kew" href="mailto:jkew@mozilla.com">
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<link rel="help" href="https://drafts.csswg.org/css-values-4/#ch">
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<link rel="match" href="reference/ch-unit-016-ref.html">
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<meta name="assert" content="The ch unit = the used advance measure of the “0” (ZERO, U+0030) glyph in the font used to render it">
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<style>
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@font-face {
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font-family: NoDigits;
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src: local(Ahem), url("/fonts/Ahem.ttf");
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unicode-range: U+0000-002F, U+003A-007F;
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}
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@font-face {
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font-family: ChTestZeroWidthZero;
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src: url("resources/ChTestZeroWidthZero.woff");
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}
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div {
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height: 10px;
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background-color: blue;
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margin-top: 10px;
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}
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.test {
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width: calc(100px + 5ch);
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}
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.ref {
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width: 100px;
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}
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</style>
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<p>The test passes if there are two blue rectangles of equal length.</p>
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<!-- NoDigits excludes the ASCII digits, and therefore should NOT be used
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to derive the size of the 'ch' unit, which should instead be based on the
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'0' in ChTestZeroWidthZero, which is zero-width. -->
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<div class="test" style="font: 80px NoDigits, ChTestZeroWidthZero;"></div>
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<div class="ref"></div>
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