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Test Info: Warnings
- This test has a WPT meta file that expects 2 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /mathml/relations/css-styling/lengths-2.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>MathML lengths</title>
<meta name="assert" content="Verify various cases of the MathML length syntax.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/mathml/support/feature-detection.js"></script>
<script src="/mathml/support/fonts.js"></script>
<style>
@font-face {
font-family: TestFont;
src: url("/fonts/math/xheight500.woff");
}
math {
font-family: TestFont;
font-size: 10px;
}
</style>
<script>
var epsilon = .5;
function getBox(aId) {
return document.getElementById(aId).getBoundingClientRect();
}
setup({ explicit_done: true });
window.addEventListener("load", () => { loadAllFonts().then(runTests); });
function runTests() {
test(function() {
assert_true(MathMLFeatureDetection.has_mspace());
assert_equals(getBox("unitCm").width, 96, "cm");
assert_equals(getBox("unitEm").width, 120, "em");
assert_equals(getBox("unitEx").width, 500, "ex");
assert_equals(getBox("unitIn").width, 288, "in");
assert_equals(getBox("unitMm").width, 576, "mm");
assert_equals(getBox("unitPc").width, 96, "pc");
assert_equals(getBox("unitPercentage").width, 60, "%");
assert_equals(getBox("unitPt").width, 96, "pt");
assert_equals(getBox("unitPx").width, 123, "px");
}, "Units");
test(function() {
assert_true(MathMLFeatureDetection.has_mspace());
assert_equals(getBox("spaceCm").width, 96, "cm");
assert_equals(getBox("spaceEm").width, 120, "em");
assert_equals(getBox("spaceEx").width, 500, "ex");
assert_equals(getBox("spaceIn").width, 288, "in");
assert_equals(getBox("spaceMm").width, 576, "mm");
assert_equals(getBox("spacePc").width, 96, "pc");
assert_equals(getBox("spacePercentage").width, 60, "%");
assert_equals(getBox("spacePt").width, 96, "pt");
assert_equals(getBox("spacePx").width, 123, "px");
}, "Trimming of space");
test(function() {
assert_true(MathMLFeatureDetection.has_mspace());
assert_approx_equals(getBox("n0").width, 0, epsilon, "n0");
assert_approx_equals(getBox("n1").width, 90, epsilon, "n1");
assert_approx_equals(getBox("n2").width, 8, epsilon, "n2");
assert_approx_equals(getBox("n4").width, 650, epsilon, "n4");
assert_approx_equals(getBox("n5").width, 4320, epsilon, "n5");
assert_approx_equals(getBox("n6").width, 1, epsilon, "n6");
assert_approx_equals(getBox("n7").width, 8, epsilon, "n7");
assert_approx_equals(getBox("n8").width, 65, epsilon, "n8");
assert_approx_equals(getBox("n9").width, 432, epsilon, "n9");
assert_approx_equals(getBox("n10").width, 123, epsilon, "n10");
}, "Non-negative numbers");
test(function() {
assert_true(MathMLFeatureDetection.has_mspace());
var topRef = getBox("ref").top;
assert_approx_equals(getBox("N0").top - topRef, -0, epsilon, "N0");
assert_approx_equals(topRef - getBox("N1").top, -90, epsilon, "N1");
assert_approx_equals(topRef - getBox("N2").top, -8, epsilon, "N2");
assert_approx_equals(topRef - getBox("N4").top, -650, epsilon, "N4");
assert_approx_equals(topRef - getBox("N5").top, -4320, epsilon, "N5");
assert_approx_equals(topRef - getBox("N6").top, -1, epsilon, "N6");
assert_approx_equals(topRef - getBox("N7").top, -8, epsilon, "N7");
assert_approx_equals(topRef - getBox("N8").top, -65, epsilon, "N8");
assert_approx_equals(topRef - getBox("N9").top, -432, epsilon, "N9");
assert_approx_equals(topRef - getBox("N10").top, -123, epsilon, "N10");
}, "Non-positive numbers");
test(function() {
assert_true(MathMLFeatureDetection.has_mspace());
// Namedspace values are invalid in MathML Core.
["veryverythinmathspace",
"verythinmathspace",
"thinmathspace",
"mediummathspace",
"thickmathspace",
"verythickmathspace",
"veryverythickmathspace",
"negativeveryverythinmathspace",
"negativeverythinmathspace",
"negativethinmathspace",
"negativemediummathspace",
"negativethickmathspace",
"negativeverythickmathspace",
"negativeveryverythickmathspace"
].forEach(function(space) {
var mrow = document.getElementById(space);
var boxBefore = mrow.firstElementChild.getBoundingClientRect();
var boxAfter = mrow.lastElementChild.getBoundingClientRect();
assert_equals(boxAfter.left - boxBefore.right, 0, space);
});
}, "Legacy namedspaces");
test(function() {
assert_true(MathMLFeatureDetection.has_mspace());
// These values are invalid in MathML Core.
assert_equals(getBox("unitNone").width, 30, "Unitless");
assert_approx_equals(getBox("n3").width, 0, epsilon, "n3");
var topRef = getBox("ref").top;
assert_approx_equals(topRef - getBox("N3").top, 0, epsilon, "N3");
}, "Legacy numbers");
done();
}
</script>
</head>
<body>
<div id="log"></div>
<p>
<math>
<mspace id="unitCm" width="2.54cm"/>
<mspace id="unitEm" width="12em"/>
<mspace id="unitEx" width="100ex"/>
<mspace id="unitIn" width="3in"/>
<mspace id="unitMm" width="152.4mm"/>
<mspace id="unitPc" width="6pc"/>
<mstyle mathsize="200%"><mspace id="unitPercentage" width="3em"/></mstyle>
<mspace id="unitPt" width="72pt"/>
<mspace id="unitPx" width="123px"/>
<mstyle mathsize="5"><mspace id="unitNone" width="3em"/></mstyle>
</math>
</p>
<p>
<math>
<mspace id="spaceCm" width=" 	

 	

2.54cm 	

 	

"/>
<mspace id="spaceEm" width=" 	

 	

12em 	

 	

"/>
<mspace id="spaceEx" width=" 	

 	

100ex 	

 	

"/>
<mspace id="spaceIn" width=" 	

 	

3in 	

 	

"/>
<mspace id="spaceMm" width=" 	

 	

152.4mm 	

 	

"/>
<mspace id="spacePc" width=" 	

 	

6pc 	

 	

"/>
<mstyle mathsize="200%"><mspace id="spacePercentage" width=" 	

 	

3em 	

 	

"/></mstyle>
<mspace id="spacePt" width=" 	

 	

72pt 	

 	

"/>
<mspace id="spacePx" width=" 	

 	

123px 	

 	

"/>
</math>
</p>
<p>
<math>
<mspace id="n0" width="0em"/>
<mspace id="n1" width="9em"/>
<mspace id="n2" width=".8em"/>
<mspace id="n3" width="7.em"/>
<mspace id="n4" width="65em"/>
<mspace id="n5" width="432em"/>
<mspace id="n6" width=".10em"/>
<mspace id="n7" width=".789em"/>
<mspace id="n8" width="6.5em"/>
<mspace id="n9" width="43.21em"/>
<mspace id="n10" width="012.345em"/>
</math>
</p>
<p>
<math>
<mspace id="ref"></mspace>
<mpadded voffset="-0em"><mspace id="N0"/></mpadded>
<mpadded voffset="-9em"><mspace id="N1"/></mpadded>
<mpadded voffset="-.8em"><mspace id="N2"/></mpadded>
<mpadded voffset="-7.em"><mspace id="N3"/></mpadded>
<mpadded voffset="-65em"><mspace id="N4"/></mpadded>
<mpadded voffset="-432em"><mspace id="N5"/></mpadded>
<mpadded voffset="-.10em"><mspace id="N6"/></mpadded>
<mpadded voffset="-.789em"><mspace id="N7"/></mpadded>
<mpadded voffset="-6.5em"><mspace id="N8"/></mpadded>
<mpadded voffset="-43.21em"><mspace id="N9"/></mpadded>
<mpadded voffset="-012.345em"><mspace id="N10"/></mpadded>
</math>
</p>
<p>
<math>
<mrow id="veryverythinmathspace">
<mspace width="1em"/>
<mspace width="veryverythinmathspace"/>
<mspace/>
</mrow>
<mrow id="verythinmathspace">
<mspace width="1em"/>
<mspace width="verythinmathspace"/>
<mspace/>
</mrow>
<mrow id="thinmathspace">
<mspace width="1em"/>
<mspace width="thinmathspace"/>
<mspace/>
</mrow>
<mrow id="mediummathspace">
<mspace width="1em"/>
<mspace width="mediummathspace"/>
<mspace/>
</mrow>
<mrow id="thickmathspace">
<mspace width="1em"/>
<mspace width="thickmathspace"/>
<mspace/>
</mrow>
<mrow id="verythickmathspace">
<mspace width="1em"/>
<mspace width="verythickmathspace"/>
<mspace/>
</mrow>
<mrow id="veryverythickmathspace">
<mspace width="1em"/>
<mspace width="veryverythickmathspace"/>
<mspace/>
</mrow>
</math>
<math>
<mrow id="negativeveryverythinmathspace">
<mspace width="1em"/>
<mspace width="veryverythinmathspace"/>
<mspace/>
</mrow>
<mrow id="negativeverythinmathspace">
<mspace width="1em"/>
<mspace width="verythinmathspace"/>
<mspace/>
</mrow>
<mrow id="negativethinmathspace">
<mspace width="1em"/>
<mspace width="thinmathspace"/>
<mspace/>
</mrow>
<mrow id="negativemediummathspace">
<mspace width="1em"/>
<mspace width="mediummathspace"/>
<mspace/>
</mrow>
<mrow id="negativethickmathspace">
<mspace width="1em"/>
<mspace width="thickmathspace"/>
<mspace/>
</mrow>
<mrow id="negativeverythickmathspace">
<mspace width="1em"/>
<mspace width="verythickmathspace"/>
<mspace/>
</mrow>
<mrow id="negativeveryverythickmathspace">
<mspace width="1em"/>
<mspace width="veryverythickmathspace"/>
<mspace/>
</mrow>
</math>
</p>
</body>
</html>