<!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>