gecko-dev/layout/mathml/imptests/test_fraction-parameters.html

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Fraction parameters</title>
<link rel="help" href="http://www.mathml-association.org/MathMLinHTML5/S3.html#SS3.SSS2">
<meta name="assert" content="Element mfrac correctly uses the fraction parameters from the MATH table.">
<!-- Copyright 2016 MathML Association
Licensed under 3-Clause BSD-License -->
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
math, mspace {
font-size: 10px;
}
@font-face {
font-family: axisheight7000-rulethickness1000;
src: url("fonts/fraction-axisheight7000-rulethickness1000.woff");
}
@font-face {
font-family: denominatordisplaystylegapmin5000-rulethickness1000;
src: url("fonts/fraction-denominatordisplaystylegapmin5000-rulethickness1000.woff");
}
@font-face {
font-family: denominatordisplaystyleshiftdown6000-rulethickness1000;
src: url("fonts/fraction-denominatordisplaystyleshiftdown6000-rulethickness1000.woff");
}
@font-face {
font-family: denominatorgapmin4000-rulethickness1000;
src: url("fonts/fraction-denominatorgapmin4000-rulethickness1000.woff");
}
@font-face {
font-family: denominatorshiftdown3000-rulethickness1000;
src: url("fonts/fraction-denominatorshiftdown3000-rulethickness1000.woff");
}
@font-face {
font-family: numeratordisplaystylegapmin8000-rulethickness1000;
src: url("fonts/fraction-numeratordisplaystylegapmin8000-rulethickness1000.woff");
}
@font-face {
font-family: numeratordisplaystyleshiftup2000-rulethickness1000;
src: url("fonts/fraction-numeratordisplaystyleshiftup2000-rulethickness1000.woff");
}
@font-face {
font-family: numeratorgapmin9000-rulethickness1000;
src: url("fonts/fraction-numeratorgapmin9000-rulethickness1000.woff");
}
@font-face {
font-family: numeratorshiftup11000-rulethickness1000;
src: url("fonts/fraction-numeratorshiftup11000-rulethickness1000.woff");
}
@font-face {
font-family: rulethickness10000;
src: url("fonts/fraction-rulethickness10000.woff");
}
</style>
<script>
var emToPx = 10 / 1000; // font-size: 10px, font.em = 1000
var epsilon = 1;
function getBox(aId) {
return document.getElementById(aId).getBoundingClientRect();
}
var test_loaded = async_test("Page Loaded");
window.addEventListener("load", function() {
// FIXME: Use an API to wait for the Web fonts to arrive.
window.setTimeout(runTests, 250);
});
function runTests() {
test(function() {
var v1 = 7000 * emToPx;
var v2 = 1000 * emToPx;
assert_approx_equals(getBox("ref0001").top - getBox("num0001").bottom,
v1 + v2 / 2, epsilon, "mfrac: axis height");
}, "AxisHeight");
test(function() {
var v1 = 5000 * emToPx;
assert_approx_equals(getBox("den0002").top - getBox("ref0002").bottom,
v1, epsilon, "mfrac: denominator gap");
}, "DenominatorDisplayStyleGapMin");
test(function() {
var v1 = 6000 * emToPx;
assert_approx_equals(getBox("den0003").top - getBox("ref0003").bottom,
v1, epsilon, "mfrac: denominator shift");
}, "DenominatorDisplayStyleShiftDown");
test(function() {
var v1 = 4000 * emToPx;
assert_approx_equals(getBox("den0004").top - getBox("ref0004").bottom,
v1, epsilon, "mfrac: denominator gap");
}, "DenominatorGapMin");
test(function() {
var v1 = 3000 * emToPx;
assert_approx_equals(getBox("den0005").top - getBox("ref0005").bottom,
v1, epsilon, "mfrac: denominator shift");
}, "DenominatorShiftDown");
test(function() {
var v1 = 8000 * emToPx;
assert_approx_equals(getBox("ref0006").top - getBox("num0006").bottom,
v1, epsilon, "mfrac: numerator gap");
}, "NumeratorDisplayStyleGapMin");
test(function() {
var v1 = 2000 * emToPx;
assert_approx_equals(getBox("ref0007").top - getBox("num0007").bottom,
v1, epsilon, "mfrac: numerator shift");
}, "NumeratorDisplayStyleShiftDown");
test(function() {
var v1 = 9000 * emToPx;
assert_approx_equals(getBox("ref0008").top - getBox("num0008").bottom,
v1, epsilon, "mfrac: numerator gap");
}, "NumeratorGapMin");
test(function() {
var v1 = 11000 * emToPx;
assert_approx_equals(getBox("ref0009").top - getBox("num0009").bottom,
v1, epsilon, "mfrac: numerator shift");
}, "NumeratorShiftDown");
test(function() {
var v1 = 10000 * emToPx;
assert_approx_equals(getBox("den0010").top - getBox("num0010").bottom,
v1, epsilon, "mfrac: rule thickness");
}, "FractionRuleThickness");
test_loaded.done();
}
</script>
</head>
<body>
<p>
<math style="font-family: axisheight7000-rulethickness1000;">
<mspace id="ref0001" depth="1em" width="3em" mathbackground="green"/>
<mfrac>
<mspace width="3em" height="1em" id="num0001" mathbackground="blue"/>
<mspace width="3em"/>
</mfrac>
</math>
</p>
<hr/>
<p>
<math display="block" style="font-family: denominatordisplaystylegapmin5000-rulethickness1000;">
<mspace id="ref0002" width="3em"
height=".5em" depth=".5em" mathbackground="green"/>
<mfrac>
<mspace width="3em"/>
<mspace width="3em" height="1em" id="den0002" mathbackground="blue"/>
</mfrac>
</math>
</p>
<hr/>
<p>
<math display="block" style="font-family: denominatordisplaystyleshiftdown6000-rulethickness1000;">
<mspace id="ref0003" width="3em" height="1em" mathbackground="green"/>
<mfrac>
<mspace width="3em"/>
<mspace width="3em" depth="1em" id="den0003" mathbackground="blue"/>
</mfrac>
</math>
</p>
<hr/>
<p>
<math style="font-family: denominatorgapmin4000-rulethickness1000;">
<mspace id="ref0004" width="3em"
height=".5em" depth=".5em" mathbackground="green"/>
<mfrac>
<mspace width="3em"/>
<mspace width="3em" height="1em" id="den0004" mathbackground="blue"/>
</mfrac>
</math>
</p>
<hr/>
<p>
<math style="font-family: denominatorshiftdown3000-rulethickness1000;">
<mspace id="ref0005" width="3em" height="1em" mathbackground="green"/>
<mfrac>
<mspace width="3em"/>
<mspace width="3em" depth="1em" id="den0005" mathbackground="blue"/>
</mfrac>
</math>
</p>
<hr/>
<p>
<math display="block" style="font-family: numeratordisplaystylegapmin8000-rulethickness1000;">
<mspace id="ref0006" width="3em"
height=".5em" depth=".5em" mathbackground="green"/>
<mfrac>
<mspace width="3em" depth="1em" id="num0006" mathbackground="blue"/>
<mspace width="3em"/>
</mfrac>
</math>
</p>
<hr/>
<p>
<math display="block" style="font-family: numeratordisplaystyleshiftup2000-rulethickness1000;">
<mspace id="ref0007" width="3em"
depth="1em" mathbackground="green"/>
<mfrac>
<mspace width="3em" height="1em" id="num0007" mathbackground="blue"/>
<mspace width="3em"/>
</mfrac>
</math>
</p>
<hr/>
<p>
<math style="font-family: numeratorgapmin9000-rulethickness1000;">
<mspace id="ref0008" width="3em"
height=".5em" depth=".5em" mathbackground="green"/>
<mfrac>
<mspace width="3em" depth="1em" id="num0008" mathbackground="blue"/>
<mspace width="3em"/>
</mfrac>
</math>
</p>
<hr/>
<p>
<math style="font-family: numeratorshiftup11000-rulethickness1000;">
<mspace id="ref0009" width="3em"
depth="1em" mathbackground="green"/>
<mfrac>
<mspace width="3em" height="1em" id="num0009" mathbackground="blue"/>
<mspace width="3em"/>
</mfrac>
</math>
</p>
<hr/>
<p>
<math style="font-family: rulethickness10000">
<mfrac>
<mspace width="3em" height="1em" id="num0010" mathbackground="blue"/>
<mspace width="3em" depth="1em" id="den0010" mathbackground="green"/>
</mfrac>
</math>
</p>
<hr/>
</body>
</html>