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Update web-platform-tests to revision bc60e6f82132cfc9a5b688c566c7772024b3c15c

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WPT Sync Bot 2019-07-26 10:25:50 +00:00
parent 449881f566
commit 29156ca9e2
223 changed files with 7517 additions and 2093 deletions
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148
tests/wpt/web-platform-tests/mathml/support/feature-detection.js Normal file
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// This is a helper for MathML feature detection.
// It is indented to be used to prevent false negative test results.
var MathMLFeatureDetection = {
has_mspace: function() {
// https://mathml-refresh.github.io/mathml-core/#space-mspace
if (!this.hasOwnProperty("_has_mspace")) {
document.body.insertAdjacentHTML("beforeend", "<math>\
<mspace></mspace>\
<mspace width='20px'></mspace>\
</math>");
var math = document.body.lastElementChild;
// The width attribute will add 20px per MathML and none if not supported.
this._has_mspace =
math.lastChild.getBoundingClientRect().width -
math.firstChild.getBoundingClientRect().width > 10;
document.body.removeChild(math);
}
return this._has_mspace;
},
has_operator_spacing: function() {
// https://mathml-refresh.github.io/mathml-core/#dfn-lspace
// https://mathml-refresh.github.io/mathml-core/#layout-of-mrow
if (!this.hasOwnProperty("_has_operator_spacing")) {
document.body.insertAdjacentHTML("beforeend", "<math>\
<mrow>\
<mn>1</mn><mo lspace='0px' rspace='0px'>+</mo><mn>2</mn>\
</mrow>\
<mrow>\
<mn>1</mn><mo lspace='8px' rspace='8px'>+</mo><mn>2</mn>\
</mrow>\
</math>");
var math = document.body.lastElementChild;
var mrow = math.getElementsByTagName("mrow");
// lspace/rspace will add 16px per MathML and none if not supported.
this._has_operator_spacing =
mrow[1].getBoundingClientRect().width -
mrow[0].getBoundingClientRect().width > 10;
document.body.removeChild(math);
}
return this._has_operator_spacing;
},
has_mfrac: function() {
if (!this.hasOwnProperty("_has_mfrac")) {
// Use tall enough fraction to avoid side effect of min num/denum shifts.
document.body.insertAdjacentHTML("beforeend", "<math>\
<mfrac>\
<mspace height='50px' depth='50px'></mspace>\
<mspace height='50px' depth='50px'></mspace>\
</mfrac>\
<mfrac>\
<mspace height='60px' depth='60px'></mspace>\
<mspace height='60px' depth='60px'></mspace>\
</mfrac>\
</math>");
var math = document.body.lastElementChild;
var mfrac = math.getElementsByTagName("mfrac");
// height/depth will add 40px per MathML, 20px if mfrac does not stack its children and none if mspace is not supported.
this._has_mfrac =
mfrac[1].getBoundingClientRect().height -
mfrac[0].getBoundingClientRect().height > 30;
document.body.removeChild(math);
}
return this._has_mfrac;
},
has_msqrt: function() {
if (!this.hasOwnProperty("_has_msqrt")) {
document.body.insertAdjacentHTML("beforeend", "<math>\
<mrow style='font-size: 20px !important'>\
<mtext>A</mtext>\
</mrow>\
<msqrt style='font-size: 20px !important'>\
<mtext>A</mtext>\
</msqrt>\
</math>");
var math = document.body.lastElementChild;
// The radical symbol will make msqrt wider than mrow, if the former is supported.
this._has_msqrt =
math.lastElementChild.getBoundingClientRect().width -
math.firstElementChild.getBoundingClientRect().width > 5;
document.body.removeChild(math);
}
return this._has_msqrt;
},
has_menclose: function() {
if (!this.hasOwnProperty("_has_menclose")) {
document.body.insertAdjacentHTML("beforeend", "<math>\
<mrow style='font-size: 20px !important'>\
<mrow>\
<mrow>\
<mrow>\
<mtext>A</mtext>\
</mrow>\
</mrow>\
</mrow>\
</mrow>\
<menclose notation='box' style='font-size: 20px !important'>\
<menclose notation='box'>\
<menclose notation='box'>\
<menclose notation='box'>\
<mtext>A</mtext>\
</menclose>\
</menclose>\
</menclose>\
</menclose>\
</math>");
var math = document.body.lastElementChild;
// The boxes will make menclose wider than mrow, if the former is supported.
this._has_menclose =
math.lastElementChild.getBoundingClientRect().width -
math.firstElementChild.getBoundingClientRect().width > 5;
document.body.removeChild(math);
}
return this._has_menclose;
},
has_dir: function() {
if (!this.hasOwnProperty("_has_dir")) {
document.body.insertAdjacentHTML("beforeend", "<math style='direction: ltr !important;'>\
<mtext dir='rtl'></mtext>\
</math>");
var math = document.body.lastElementChild;
this._has_dir =
window.getComputedStyle(math.firstElementChild).
getPropertyValue('direction') === 'rtl';
document.body.removeChild(math);
}
return this._has_dir;
},
ensure_for_match_reftest: function(has_function) {
if (!document.querySelector("link[rel='match']"))
throw "This function must only be used for match reftest";
// Add a little red square at the top left corner if the feature is not supported in order to make match reftest fail.
if (!this[has_function]()) {
document.body.insertAdjacentHTML("beforeend", "\
<div style='width: 10px !important; height: 10px !important;\
position: absolute !important;\
left: 0 !important; top: 0 !important;\
background: red !important; z-index: 1000 !important;'></div>");
}
}
};