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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /testing/web-platform/tests/mathml/support
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/mathml/support')
-rw-r--r--testing/web-platform/tests/mathml/support/attribute-values.js31
-rw-r--r--testing/web-platform/tests/mathml/support/box-comparison.js107
-rw-r--r--testing/web-platform/tests/mathml/support/box-navigation.js29
-rw-r--r--testing/web-platform/tests/mathml/support/feature-detection-operators.js86
-rw-r--r--testing/web-platform/tests/mathml/support/feature-detection.js325
-rw-r--r--testing/web-platform/tests/mathml/support/fonts.js9
-rw-r--r--testing/web-platform/tests/mathml/support/layout-comparison.js112
-rw-r--r--testing/web-platform/tests/mathml/support/mathml-fragments.js189
-rw-r--r--testing/web-platform/tests/mathml/support/operator-dictionary.js42
-rw-r--r--testing/web-platform/tests/mathml/support/operator-dictionary.json1
10 files changed, 931 insertions, 0 deletions
diff --git a/testing/web-platform/tests/mathml/support/attribute-values.js b/testing/web-platform/tests/mathml/support/attribute-values.js
new file mode 100644
index 0000000000..8408124f49
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/attribute-values.js
@@ -0,0 +1,31 @@
+AttributeValueTransforms = {
+ lowercase: function(value) { return value.toLowerCase(); },
+ uppercase: function(value) { return value.toUpperCase(); },
+ alternate_case: function(value) {
+ var transformedValue = "";
+ for (var i = 0; i < value.length; i++) {
+ transformedValue += i % 2 ?
+ value.charAt(i).toLowerCase() :
+ value.charAt(i).toUpperCase();
+ }
+ return transformedValue;
+ },
+ // TODO: Should we perform this transform too?
+ // https://github.com/mathml-refresh/mathml/issues/122
+ // add_leading_and_trimming_whitespace: function(value) {
+ // var space = "\0020\0009\000A\000D";
+ // return `${space}${space}${value}${space}${space}`;
+ // },
+};
+
+function TransformAttributeValues(transform, attributeNames) {
+ if (typeof attributeNames === "string")
+ attributeNames = [attributeNames];
+ attributeNames.forEach(name => {
+ Array.from(document.querySelectorAll(`[${name}]`)).forEach(element => {
+ var value = element.getAttribute(name);
+ var transformedValue = AttributeValueTransforms[transform](value);
+ element.setAttribute(name, transformedValue);
+ });
+ });
+}
diff --git a/testing/web-platform/tests/mathml/support/box-comparison.js b/testing/web-platform/tests/mathml/support/box-comparison.js
new file mode 100644
index 0000000000..b30ad279df
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/box-comparison.js
@@ -0,0 +1,107 @@
+function spaceBetween(childBox, parentBox) {
+ return {
+ left: childBox.left - parentBox.left,
+ right: parentBox.right - childBox.right,
+ top: childBox.top - parentBox.top,
+ bottom: parentBox.bottom - childBox.bottom
+ };
+}
+
+function measureSpaceAround(id) {
+ var mrow = document.getElementById(id);
+ var mrowBox = mrow.getBoundingClientRect();
+ var parentBox = mrow.parentNode.getBoundingClientRect();
+ var childBox = mrow.firstElementChild.getBoundingClientRect();
+ return spaceBetween(childBox, parentBox);
+}
+
+function compareSpaceWithAndWithoutStyle(tag, style, parentStyle, direction) {
+ if (!FragmentHelper.isValidChildOfMrow(tag) ||
+ FragmentHelper.isEmpty(tag))
+ throw `Invalid argument: ${tag}`;
+
+ if (!direction)
+ direction = "ltr";
+ document.body.insertAdjacentHTML("beforeend", `<div style="position: absolute;">\
+<div style="display: inline-block"><math><mrow dir="${direction}">${MathMLFragments[tag]}</mrow></math></div>\
+<div style="display: inline-block"><math><mrow dir="${direction}">${MathMLFragments[tag]}</mrow></math></div>\
+</div>`);
+ var div = document.body.lastElementChild;
+
+ var styleDiv = div.firstElementChild;
+ var styleMath = styleDiv.firstElementChild;
+ var styleParent = styleMath.firstElementChild;
+ if (parentStyle)
+ styleParent.setAttribute("style", parentStyle);
+ var styleElement = FragmentHelper.element(styleMath);
+ styleElement.setAttribute("style", style);
+ var styleChild = FragmentHelper.forceNonEmptyElement(styleElement);
+ var styleMathBox = styleMath.getBoundingClientRect();
+ var styleElementBox = styleElement.getBoundingClientRect();
+ var styleChildBox = styleChild.getBoundingClientRect();
+ var styleSpace = spaceBetween(styleChildBox, styleMathBox);
+
+ var noStyleDiv = div.lastElementChild;
+ var noStyleMath = noStyleDiv.firstElementChild;
+ var noStyleElement = FragmentHelper.element(noStyleMath);
+ var noStyleChild = FragmentHelper.forceNonEmptyElement(noStyleElement);
+ var noStyleMathBox = noStyleMath.getBoundingClientRect();
+ var noStyleElementBox = noStyleElement.getBoundingClientRect();
+ var noStyleChildBox = noStyleChild.getBoundingClientRect();
+ var noStyleSpace = spaceBetween(noStyleChildBox, noStyleMathBox);
+
+ var preferredWidthDelta =
+ styleDiv.getBoundingClientRect().width -
+ noStyleDiv.getBoundingClientRect().width;
+
+ div.style = "display: none;"; // Hide the div after measurement.
+
+ return {
+ preferred_width_delta: preferredWidthDelta,
+ left_delta: styleSpace.left - noStyleSpace.left,
+ right_delta: styleSpace.right - noStyleSpace.right,
+ top_delta: styleSpace.top - noStyleSpace.top,
+ bottom_delta: styleSpace.bottom - noStyleSpace.bottom,
+ element_width_delta: styleElementBox.width - noStyleElementBox.width,
+ element_height_delta: styleElementBox.height - noStyleElementBox.height
+ };
+}
+
+function compareSizeWithAndWithoutStyle(tag, style) {
+ if (!FragmentHelper.isValidChildOfMrow(tag))
+ throw `Invalid argument: ${tag}`;
+
+ // FIXME <mrow> only needed as workaround for https://bugzilla.mozilla.org/show_bug.cgi?id=1658135
+ document.body.insertAdjacentHTML("beforeend", `<div style="position: absolute;">\
+<div style="display: inline-block"><math><mrow>${MathMLFragments[tag]}</mrow></math></div>\
+<div style="display: inline-block"><math><mrow>${MathMLFragments[tag]}</mrow></math></div>\
+</div>`);
+ var div = document.body.lastElementChild;
+
+ var styleDiv = div.firstElementChild;
+ var styleParent = styleDiv.firstElementChild.firstElementChild;
+ var styleElement = FragmentHelper.element(styleParent);
+ styleElement.setAttribute("style", style);
+ var styleParentBox = styleParent.getBoundingClientRect();
+ var styleElementBox = styleElement.getBoundingClientRect();
+
+ var noStyleDiv = div.lastElementChild;
+ var noStyleParent = noStyleDiv.firstElementChild.firstElementChild;
+ var noStyleElement = FragmentHelper.element(noStyleParent);
+ var noStyleParentBox = noStyleParent.getBoundingClientRect();
+ var noStyleElementBox = noStyleElement.getBoundingClientRect();
+
+ var preferredWidthDelta =
+ styleDiv.getBoundingClientRect().width -
+ noStyleDiv.getBoundingClientRect().width;
+
+ div.style = "display: none;"; // Hide the div after measurement.
+
+ return {
+ preferred_width_delta: preferredWidthDelta,
+ width_delta: styleParentBox.width - noStyleParentBox.width,
+ height_delta: styleParentBox.height - noStyleParentBox.height,
+ element_width_delta: styleElementBox.width - noStyleElementBox.width,
+ element_height_delta: styleElementBox.height - noStyleElementBox.height
+ };
+};
diff --git a/testing/web-platform/tests/mathml/support/box-navigation.js b/testing/web-platform/tests/mathml/support/box-navigation.js
new file mode 100644
index 0000000000..f4897cfe99
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/box-navigation.js
@@ -0,0 +1,29 @@
+function IsInFlow(element) {
+ var style = window.getComputedStyle(element);
+ return style.getPropertyValue("display") !== "none" &&
+ style.getPropertyValue("position") !== "absolute" &&
+ style.getPropertyValue("position") !== "fixed";
+}
+
+function firstInFlowChild(element) {
+ var child = element.firstElementChild;
+ if (!child || IsInFlow(child))
+ return child;
+ return nextInFlowSibling(child);
+}
+
+function nextInFlowSibling(element) {
+ var child = element;
+ do {
+ child = child.nextElementSibling;
+ } while (child && !IsInFlow(child));
+ return child;
+}
+
+function previousInFlowSibling(element) {
+ var child = element;
+ do {
+ child = child.previousElementSibling;
+ } while (child && !IsInFlow(child));
+ return child;
+}
diff --git a/testing/web-platform/tests/mathml/support/feature-detection-operators.js b/testing/web-platform/tests/mathml/support/feature-detection-operators.js
new file mode 100644
index 0000000000..25dae40258
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/feature-detection-operators.js
@@ -0,0 +1,86 @@
+// This is a helper for MathML feature detection.
+// It is indented to be used to prevent false negative test results.
+// This adds operator-specific feature detections.
+
+Object.assign(MathMLFeatureDetection, {
+ "has_operator_lspace/rspace": async function() {
+ return this.has_operator_spacing();
+ },
+
+ "has_operator_movablelimits": async function() {
+ return this.has_movablelimits();
+ },
+
+ "has_operator_largeop": async function() {
+ if (!this.hasOwnProperty("_has_operator_largeop")) {
+ document.body.insertAdjacentHTML("beforeend", "\
+<math style='font: 10px HasOperatorLargeopTestFont;'\
+ displaystyle='true'>\
+ <mo largeop='false' stretchy='false' symmetric='false'>&#x2AFF;</mo>\
+ <mo largeop='true' stretchy='false' symmetric='false'>&#x2AFF;</mo>\
+</math>");
+ let font_face = new FontFace('HasOperatorLargeopTestFont',
+ 'url(/fonts/math/largeop-displayoperatorminheight5000.woff)');
+ document.fonts.add(font_face);
+ await font_face.load();
+ var math = document.body.lastElementChild;
+ var mo = math.getElementsByTagName("mo");
+ this._has_operator_largeop =
+ (mo[1].getBoundingClientRect().height >
+ mo[0].getBoundingClientRect().height);
+ document.body.removeChild(math);
+ document.fonts.delete(font_face);
+ }
+ return this._has_operator_largeop;
+ },
+
+ "has_operator_stretchy": async function() {
+ if (!this.hasOwnProperty("_has_operator_stretchy")) {
+ document.body.insertAdjacentHTML("beforeend", "\
+<math style='font: 10px HasOperatorStretchyTestFont;'>\
+ <mrow>\
+ <mo stretchy='false' largeop='false' symmetric='false'>&#x2AFF;</mo>\
+ <mo stretchy='true' largeop='false' symmetric='false'>&#x2AFF;</mo>\
+ <mspace style='background: black;' width='1px' height='2em'></mspace>\
+ </mrow>\
+</math>");
+ let font_face = new FontFace('HasOperatorLargeopTestFont',
+ 'url(/fonts/math/largeop-displayoperatorminheight5000.woff)');
+ document.fonts.add(font_face);
+ await font_face.load();
+ var math = document.body.lastElementChild;
+ var mo = math.getElementsByTagName("mo");
+ this._has_operator_stretchy =
+ (mo[1].getBoundingClientRect().height >
+ mo[0].getBoundingClientRect().height);
+ document.body.removeChild(math);
+ document.fonts.delete(font_face);
+ }
+ return this._has_operator_stretchy;
+ },
+
+ "has_operator_symmetric": async function() {
+ if (!this.hasOwnProperty("_has_operator_symmetric")) {
+ document.body.insertAdjacentHTML("beforeend", "\
+<math style='font: 10px HasOperatorSymmetricTestFont;'>\
+ <mrow>\
+ <mo stretchy='true' largeop='false' symmetric='false'>&#x2AFF;</mo>\
+ <mo stretchy='true' largeop='false' symmetric='true'>&#x2AFF;</mo>\
+ <mspace style='background: black;' width='1px' height='2em'></mspace>\
+ </mrow>\
+</math>");
+ let font_face = new FontFace('HasOperatorLargeopTestFont',
+ 'url(/fonts/math/largeop-displayoperatorminheight5000.woff)');
+ document.fonts.add(font_face);
+ await font_face.load();
+ var math = document.body.lastElementChild;
+ var mo = math.getElementsByTagName("mo");
+ this._has_operator_symmetric =
+ (mo[1].getBoundingClientRect().height >
+ mo[0].getBoundingClientRect().height);
+ document.body.removeChild(math);
+ document.fonts.delete(font_face);
+ }
+ return this._has_operator_symmetric;
+ },
+});
diff --git a/testing/web-platform/tests/mathml/support/feature-detection.js b/testing/web-platform/tests/mathml/support/feature-detection.js
new file mode 100644
index 0000000000..8b3f227d44
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/feature-detection.js
@@ -0,0 +1,325 @@
+// This is a helper for MathML feature detection.
+// It is indented to be used to prevent false negative test results.
+
+var MathMLFeatureDetection = {
+
+ "has_annotation": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_annotation-xml": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_maction": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_math": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_menclose": function() {
+ // Just check whether <mrow> is supported because discussion on this is
+ // still open ( https://github.com/mathml-refresh/mathml/issues/105 )
+ // and it would have to behave at least like an mrow, even if it becomes
+ // an unknown element at the end.
+ return this.has_mrow();
+ },
+
+ "has_merror": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "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_mi": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mmultiscripts": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mn": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mo": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mover": function() {
+ // FIXME: Improve feature detection.
+ return this.has_munderover();
+ },
+
+ "has_mpadded": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mphantom": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mprescripts": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mroot": function() {
+ // FIXME: Improve feature detection.
+ return this.has_msqrt();
+ },
+
+ "has_mrow": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_ms": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mspace": function() {
+ // https://w3c.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_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_mstyle": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_msub": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_msubsup": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_msup": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mtable": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mtd": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mtext": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_mtr": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_munder": function() {
+ // FIXME: Improve feature detection.
+ return this.has_munderover();
+ },
+
+ "has_munderover": function() {
+ if (!this.hasOwnProperty("_has_munderover")) {
+ document.body.insertAdjacentHTML("beforeend", "<math>\
+<munderover>\
+ <mspace width='20px'></mspace>\
+ <mspace width='20px'></mspace>\
+ <mspace width='20px'></mspace>\
+</munderover>\
+<munderover>\
+ <mspace width='40px'></mspace>\
+ <mspace width='40px'></mspace>\
+ <mspace width='40px'></mspace>\
+</munderover>\
+</math>");
+ var math = document.body.lastElementChild;
+ var munderover = math.getElementsByTagName("munderover");
+ // width_delta will be 20px per MathML, 3 * 20 = 60px if mundeover does not stack its children and 0px if mspace is not supported.
+ var width_delta =
+ munderover[1].getBoundingClientRect().width -
+ munderover[0].getBoundingClientRect().width;
+ this._has_munderover = width_delta > 10 && width_delta < 30;
+ document.body.removeChild(math);
+ }
+ return this._has_munderover;
+ },
+
+ "has_none": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "has_semantics": function() {
+ // FIXME: Improve feature detection.
+ return this.has_mspace();
+ },
+
+ "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;
+ },
+
+ "has_mathsize": function() {
+ if (!this.hasOwnProperty("_has_mathsize")) {
+ document.body.insertAdjacentHTML("beforeend", "<math style='font-size: 64px !important;'>\
+<mtext mathsize='32px'></mtext>\
+</math>");
+ var math = document.body.lastElementChild;
+ this._has_mathsize =
+ window.getComputedStyle(math.firstElementChild).
+ getPropertyValue('font-size') === '32px';
+ document.body.removeChild(math);
+ }
+ return this._has_mathsize;
+ },
+
+ "has_movablelimits": function() {
+ if (!this.hasOwnProperty("_has_movablelimits")) {
+ document.body.insertAdjacentHTML("beforeend", "<math>\
+<munder>\
+ <mo style='font-size: 30px !important' movablelimits='false'>A</mo>\
+ <mspace width='100px'></mspace>\
+</munder>\
+<munder>\
+ <mo style='font-size: 30px !important' movablelimits='true'>A</mo>\
+ <mspace width='100px'></mspace>\
+</munder>\
+</math>");
+ var math = document.body.lastElementChild;
+ var munder = math.getElementsByTagName("munder");
+ // If movablelimits is supported, the <mspace> will be placed next
+ // to <mo> rather than below it, so width_delta is about the width
+ // of the <mo>.
+ var width_delta =
+ munder[1].getBoundingClientRect().width -
+ munder[0].getBoundingClientRect().width;
+ this._has_movablelimits = this.has_munder() && width_delta > 20;
+ document.body.removeChild(math);
+ }
+ return this._has_movablelimits;
+ },
+
+ "has_operator_spacing": function() {
+ // https://w3c.github.io/mathml-core/#dfn-lspace
+ // https://w3c.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='20px' rspace='20px'>+</mo><mn>2</mn>\
+</mrow>\
+</math>");
+ var math = document.body.lastElementChild;
+ var mrow = math.getElementsByTagName("mrow");
+ // lspace/rspace will add 40px per MathML and none if not supported.
+ this._has_operator_spacing =
+ mrow[1].getBoundingClientRect().width -
+ mrow[0].getBoundingClientRect().width > 30;
+ document.body.removeChild(math);
+ }
+ return this._has_operator_spacing;
+ },
+
+ 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>");
+ }
+ }
+};
diff --git a/testing/web-platform/tests/mathml/support/fonts.js b/testing/web-platform/tests/mathml/support/fonts.js
new file mode 100644
index 0000000000..f05d7278ad
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/fonts.js
@@ -0,0 +1,9 @@
+function loadAllFonts() {
+ // Use this to wait for all fonts in a testcase to load rather than just using
+ // `document.fonts.ready.then(...)` in the load event, since there are compat
+ // issues between browsers as to whether content initiated font loads are
+ // guaranteed to have been started by this point.
+
+ // FIXME: Use Promise.all() to cause an obvious failure when a font fails to load.
+ return Promise.allSettled([...document.fonts].map(f => f.load()));
+}
diff --git a/testing/web-platform/tests/mathml/support/layout-comparison.js b/testing/web-platform/tests/mathml/support/layout-comparison.js
new file mode 100644
index 0000000000..452b45006e
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/layout-comparison.js
@@ -0,0 +1,112 @@
+function getWritingMode(element, reference) {
+ var style = window.getComputedStyle(reference);
+ if (style.getPropertyValue("writing-mode") !== "horizontal-tb" ||
+ style.getPropertyValue("direction") !== "ltr")
+ throw "Reference should have writing mode horizontal-tb and ltr";
+
+ style = window.getComputedStyle(element);
+ var param = {
+ rtl: style.getPropertyValue("direction") === "rtl",
+ mode: style.getPropertyValue("writing-mode")
+ };
+
+ return param;
+}
+
+function compareSize(element, reference, epsilon) {
+ var param = getWritingMode(element, reference);
+ var elementBox = element.getBoundingClientRect();
+ var referenceBox = reference.getBoundingClientRect();
+
+ switch(param.mode) {
+ case "horizontal-tb":
+ assert_approx_equals(elementBox.width, referenceBox.width, epsilon,
+ "inline size");
+ assert_approx_equals(elementBox.height, referenceBox.height, epsilon,
+ "block size");
+ break;
+ case "vertical-lr":
+ case "vertical-rl":
+ assert_approx_equals(elementBox.width, referenceBox.height, epsilon,
+ "inline size");
+ assert_approx_equals(elementBox.height, referenceBox.width, epsilon,
+ "block size");
+ break;
+ default:
+ throw "compareSize: Unrecognized writing-mode value";
+ }
+}
+
+function childrenHaveEmptyBoundingClientRects(element) {
+ Array.from(element.children).forEach(child => {
+ var childBox = child.getBoundingClientRect();
+ assert_true(childBox.left == 0 && childBox.right == 0 && childBox.top == 0 && childBox.bottom == 0);
+ })
+}
+
+function participateToParentLayout(child) {
+ var style = window.getComputedStyle(child);
+ return style.getPropertyValue("display") !== "none" &&
+ style.getPropertyValue("position") !== "absolute" &&
+ style.getPropertyValue("position") !== "fixed";
+}
+
+function childrenParticipatingToLayout(element) {
+ var children = [];
+ Array.from(element.children).forEach(child => {
+ if (participateToParentLayout(child))
+ children.push(child);
+ })
+ return children;
+}
+
+function compareLayout(element, reference, epsilon) {
+ // Compare sizes of elements and children.
+ var param = getWritingMode(element, reference);
+
+ compareSize(element, reference, epsilon);
+ var elementBox = element.getBoundingClientRect();
+ var referenceBox = reference.getBoundingClientRect();
+
+ var elementChildren = childrenParticipatingToLayout(element);
+ var referenceChildren = childrenParticipatingToLayout(reference);
+ if (elementChildren.length != referenceChildren.length)
+ throw "Reference should have the same number of children participating to layout."
+
+ for (var i = 0; i < elementChildren.length; i++) {
+ compareSize(elementChildren[i], referenceChildren[i], epsilon);
+
+ var childBox = elementChildren[i].getBoundingClientRect();
+ var referenceChildBox = referenceChildren[i].getBoundingClientRect();
+
+ switch(param.mode) {
+ case "horizontal-tb":
+ assert_approx_equals(param.rtl ?
+ elementBox.right - childBox.right :
+ childBox.left - elementBox.left,
+ referenceChildBox.left - referenceBox.left,
+ epsilon,
+ `inline position (child ${i})`);
+ assert_approx_equals(childBox.top - elementBox.top,
+ referenceChildBox.top - referenceBox.top,
+ epsilon,
+ `block position (child ${i})`);
+ break;
+ case "vertical-lr":
+ case "vertical-rl":
+ assert_approx_equals(param.rtl ?
+ elementBox.bottom - childBox.bottom :
+ childBox.top - elementBox.top,
+ referenceChildBox.left - referenceBox.left,
+ epsilon,
+ `inline position (child ${i})`);
+ assert_approx_equals(elementBox.right - childBox.right,
+ referenceChildBox.top - referenceBox.top,
+ epsilon,
+ `block position (child ${i})`);
+ break;
+ default:
+ throw "compareLayout: Unrecognized writing-mode value";
+ }
+ }
+}
diff --git a/testing/web-platform/tests/mathml/support/mathml-fragments.js b/testing/web-platform/tests/mathml/support/mathml-fragments.js
new file mode 100644
index 0000000000..7e2113e95b
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/mathml-fragments.js
@@ -0,0 +1,189 @@
+var MathMLFragments = {
+ "annotation": "\
+<semantics>\
+ <mrow></mrow>\
+ <annotation class='element text-container'></annotation>\
+</semantics>",
+ "annotation-xml": "\
+<semantics>\
+ <mrow></mrow>\
+ <annotation-xml class='element text-container foreign-container'></annotation-xml>\
+</semantics>",
+ "maction": "\
+<maction class='element' actiontype='statusline'>\
+ <mrow class='mathml-container'></mrow>\
+ <mtext class='text-container'></mtext>\
+</maction>",
+ "menclose": "<menclose class='element mathml-container'></menclose>",
+ "merror": "<merror class='element mathml-container'></merror>",
+ "mfrac": "\
+<mfrac class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</mfrac>",
+ "mi": "<mi class='element text-container foreign-container'></mi>",
+ "mmultiscripts": "\
+<mmultiscripts class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</mmultiscripts>",
+ "mn": "<mn class='element text-container foreign-container'></mn>",
+ "mo": "<mo class='element text-container foreign-container'></mo>",
+ "mover": "\
+<mover class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</mover>",
+ "mpadded": "<mpadded class='element mathml-container'></mpadded>",
+ "mphantom": "<mphantom class='element mathml-container'></mphantom>",
+ "mprescripts": "\
+<mmultiscripts>\
+ <mrow class='mathml-container'></mrow>\
+ <mprescripts class='element'/>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</mmultiscripts>",
+ "mroot": "\
+<mroot class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</mroot>",
+ "mrow": "<mrow class='element mathml-container'></mrow>",
+ "ms": "<ms class='element text-container foreign-container'></ms>",
+ "mspace": "<mspace class='element'></mspace>",
+ "msqrt": "<msqrt class='element mathml-container'></msqrt>",
+ "mstyle": "<mstyle class='element mathml-container'></mstyle>",
+ "msub": "\
+<msub class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</msub>",
+ "msubsup": "\
+<msubsup class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</msubsup>",
+ "msup": "\
+<msup class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</msup>",
+ "mtable": "\
+<mtable class='element'>\
+ <mtr>\
+ <mtd class='mathml-container'>\
+ </mtd>\
+ </mtr>\
+</mtable>",
+ "mtd": "\
+<mtable>\
+ <mtr>\
+ <mtd class='element mathml-container'>\
+ </mtd>\
+ </mtr>\
+</mtable>",
+ "mtext": "<mtext class='element text-container foreign-container'></mtext>",
+ "mtr": "\
+<mtable>\
+ <mtr class='element'>\
+ <mtd class='mathml-container'>\
+ </mtd>\
+ </mtr>\
+</mtable>",
+ "munder": "\
+<munder class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</munder>",
+ "munderover": "\
+<munderover class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+ <mrow class='mathml-container'></mrow>\
+</munderover>",
+ "none": "\
+<mmultiscripts>\
+ <mrow class='mathml-container'></mrow>\
+ <none class='element'/>\
+ <mrow class='mathml-container'></mrow>\
+</mmultiscripts>",
+ "semantics": "\
+<semantics class='element'>\
+ <mrow class='mathml-container'></mrow>\
+ <annotation class='text-container'></annotation>\
+</semantics>"
+};
+
+var FragmentHelper = {
+ mathml_namespace: "http://www.w3.org/1998/Math/MathML",
+
+ createElement: function(tag) {
+ return document.createElementNS(this.mathml_namespace, tag);
+ },
+
+ isValidChildOfMrow: function(tag) {
+ return !(tag == "annotation" ||
+ tag == "annotation-xml" ||
+ tag == "mprescripts" ||
+ tag == "none" ||
+ tag == "mtr" ||
+ tag == "mtd");
+ },
+
+ isTokenElement: function(tag) {
+ return (tag == "mi" ||
+ tag == "mtext" ||
+ tag == "mo" ||
+ tag == "mn" ||
+ tag == "ms")
+ },
+
+ isEmpty: function(tag) {
+ return tag === "mspace" || tag == "mprescripts" || tag == "none";
+ },
+
+ element: function(fragment) {
+ return fragment.getElementsByClassName('element')[0];
+ },
+
+ appendChild: function(fragment, allowInvalid) {
+ var element = this.element(fragment) || fragment;
+ if (element.classList.contains("foreign-container")) {
+ var el = document.createElement("span");
+ el.textContent = "a";
+ return element.appendChild(el);
+ }
+ if (element.classList.contains("mathml-container") || allowInvalid) {
+ var el = this.createElement("mi");
+ el.textContent = "a";
+ return element.appendChild(el);
+ }
+ throw "Cannot append child to the element";
+ },
+
+ forceNonEmptyElement: function(fragment) {
+ var element = this.element(fragment) || fragment;
+ if (element.firstElementChild)
+ return element.firstElementChild;
+ return this.appendChild(fragment);
+ },
+
+ forceNonEmptyDescendants: function(fragment) {
+ var element = this.element(fragment) || fragment;
+ if (element.classList.contains("mathml-container") ||
+ element.classList.contains("foreign-container")) {
+ for (var i = 0; i < 10; i++)
+ this.appendChild(element);
+ return;
+ }
+ var child = element.firstElementChild;
+ if (child) {
+ for (; child; child = child.nextElementSibling) {
+ this.forceNonEmptyDescendants(child);
+ }
+ return;
+ }
+ },
+}
diff --git a/testing/web-platform/tests/mathml/support/operator-dictionary.js b/testing/web-platform/tests/mathml/support/operator-dictionary.js
new file mode 100644
index 0000000000..ee1de102fe
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/operator-dictionary.js
@@ -0,0 +1,42 @@
+async function fetchOperatorDictionary() {
+ let response = await fetch(`/mathml/support/operator-dictionary.json`);
+ return response.json();
+}
+
+function splitKey(key) {
+ var value = key.split(" ")
+ return {
+ characters: value[0],
+ form: value[1]
+ };
+}
+
+function spaceIndexToLength(index) {
+ // See https://w3c.github.io/mathml-core/#operator-dictionary
+ return ["0",
+ "0.05555555555555555em",
+ "0.1111111111111111em",
+ "0.16666666666666666em",
+ "0.2222222222222222em",
+ "0.2777777777777778em",
+ "0.3333333333333333em",
+ "0.3888888888888889em"
+ ][index];
+}
+
+function defaultPropertyValue(entry, name) {
+ switch (name) {
+ case "lspace":
+ case "rspace":
+ return spaceIndexToLength(entry.hasOwnProperty(name) ? entry[name] : 5);
+ break
+ case "largeop":
+ case "movablelimits":
+ case "stretchy":
+ case "symmetric":
+ case "accent":
+ return entry[name];
+ default:
+ throw `Unknown property ${name}`;
+ }
+}
diff --git a/testing/web-platform/tests/mathml/support/operator-dictionary.json b/testing/web-platform/tests/mathml/support/operator-dictionary.json
new file mode 100644
index 0000000000..0008f5114e
--- /dev/null
+++ b/testing/web-platform/tests/mathml/support/operator-dictionary.json
@@ -0,0 +1 @@
+{"comment": "This file was automatically generated by operator-dictionary.py. Do not edit.", "dictionary": {"! postfix": {"lspace": 0, "rspace": 0}, "! prefix": {"lspace": 0, "rspace": 0}, "!! postfix": {"lspace": 0, "rspace": 0}, "!= infix": {"lspace": 5, "rspace": 5}, "\" postfix": {"lspace": 0, "rspace": 0}, "% infix": {"lspace": 3, "rspace": 3}, "% postfix": {"lspace": 0, "rspace": 0}, "& postfix": {"lspace": 0, "rspace": 0}, "&& infix": {"lspace": 4, "rspace": 4}, "' postfix": {"lspace": 0, "rspace": 0}, "( prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, ") postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "* infix": {"lspace": 3, "rspace": 3}, "** infix": {"lspace": 3, "rspace": 3}, "*= infix": {"lspace": 5, "rspace": 5}, "+ infix": {"lspace": 4, "rspace": 4}, "+ prefix": {"lspace": 0, "rspace": 0}, "++ postfix": {"lspace": 0, "rspace": 0}, "+= infix": {"lspace": 5, "rspace": 5}, ", infix": {"lspace": 0, "rspace": 3}, "- infix": {"lspace": 4, "rspace": 4}, "- prefix": {"lspace": 0, "rspace": 0}, "-- postfix": {"lspace": 0, "rspace": 0}, "-= infix": {"lspace": 5, "rspace": 5}, "-> infix": {"lspace": 5, "rspace": 5}, ". infix": {"lspace": 3, "rspace": 3}, "/ infix": {"lspace": 4, "rspace": 4}, "// infix": {"lspace": 5, "rspace": 5}, "/= infix": {"lspace": 5, "rspace": 5}, ": infix": {"lspace": 0, "rspace": 3}, ":= infix": {"lspace": 5, "rspace": 5}, "; infix": {"lspace": 0, "rspace": 3}, "< infix": {"lspace": 5, "rspace": 5}, "<= infix": {"lspace": 5, "rspace": 5}, "<> infix": {"lspace": 3, "rspace": 3}, "= infix": {"horizontal": true, "lspace": 5, "rspace": 5}, "== infix": {"lspace": 5, "rspace": 5}, "> infix": {"lspace": 5, "rspace": 5}, ">= infix": {"lspace": 5, "rspace": 5}, "? infix": {"lspace": 3, "rspace": 3}, "@ infix": {"lspace": 3, "rspace": 3}, "[ prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\\ infix": {"lspace": 0, "rspace": 0}, "] postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "^ infix": {"horizontal": true, "lspace": 3, "rspace": 3}, "^ postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "_ infix": {"horizontal": true, "lspace": 0, "rspace": 0}, "_ postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "` postfix": {"lspace": 0, "rspace": 0}, "{ prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "| infix": {"lspace": 5, "rspace": 5}, "| postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "| prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "|| infix": {"lspace": 5, "rspace": 5}, "|| postfix": {"lspace": 0, "rspace": 0}, "|| prefix": {"lspace": 0, "rspace": 0}, "} postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "~ postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u00a0 infix": {}, "\u00a0 prefix": {}, "\u00a0 suffix": {}, "\u00a8 postfix": {"lspace": 0, "rspace": 0}, "\u00ac prefix": {"lspace": 0, "rspace": 0}, "\u00af postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u00b0 postfix": {"lspace": 0, "rspace": 0}, "\u00b1 infix": {"lspace": 4, "rspace": 4}, "\u00b1 prefix": {"lspace": 0, "rspace": 0}, "\u00b2 postfix": {"lspace": 0, "rspace": 0}, "\u00b3 postfix": {"lspace": 0, "rspace": 0}, "\u00b4 postfix": {"lspace": 0, "rspace": 0}, "\u00b7 infix": {"lspace": 3, "rspace": 3}, "\u00b8 postfix": {"lspace": 0, "rspace": 0}, "\u00b9 postfix": {"lspace": 0, "rspace": 0}, "\u00d7 infix": {"lspace": 3, "rspace": 3}, "\u00f7 infix": {"lspace": 4, "rspace": 4}, "\u02c6 postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02c7 postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02c9 postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02ca postfix": {"lspace": 0, "rspace": 0}, "\u02cb postfix": {"lspace": 0, "rspace": 0}, "\u02cd postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02d8 postfix": {"lspace": 0, "rspace": 0}, "\u02d9 postfix": {"lspace": 0, "rspace": 0}, "\u02da postfix": {"lspace": 0, "rspace": 0}, "\u02dc postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u02dd postfix": {"lspace": 0, "rspace": 0}, "\u02f7 postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u0302 postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u0311 postfix": {"lspace": 0, "rspace": 0}, "\u2016 postfix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\u2016 prefix": {"lspace": 0, "rspace": 0, "stretchy": true, "symmetric": true}, "\u2018 prefix": {"lspace": 0, "rspace": 0}, "\u2019 postfix": {"lspace": 0, "rspace": 0}, "\u201a postfix": {"lspace": 0, "rspace": 0}, "\u201b postfix": {"lspace": 0, "rspace": 0}, "\u201c prefix": {"lspace": 0, "rspace": 0}, "\u201d postfix": {"lspace": 0, "rspace": 0}, "\u201e postfix": {"lspace": 0, "rspace": 0}, "\u201f postfix": {"lspace": 0, "rspace": 0}, "\u2022 infix": {"lspace": 3, "rspace": 3}, "\u2032 postfix": {"lspace": 0, "rspace": 0}, "\u2033 postfix": {"lspace": 0, "rspace": 0}, "\u2034 postfix": {"lspace": 0, "rspace": 0}, "\u2035 postfix": {"lspace": 0, "rspace": 0}, "\u2036 postfix": {"lspace": 0, "rspace": 0}, "\u2037 postfix": {"lspace": 0, "rspace": 0}, "\u203e postfix": {"horizontal": true, "lspace": 0, "rspace": 0, "stretchy": true}, "\u2043 infix": {"lspace": 3, "rspace": 3}, "\u2044 infix": {"lspace": 4, "rspace": 4}, "\u2057 postfix": {"lspace": 0, "rspace": 0}, "\u2061 infix": {"lspace": 0, "rspace": 0}, "\u2062 infix": {"lspace": 0, "rspace": 0}, "\u2063 infix": {"lspace": 0, "rspace": 0}, "\u2064 infix": {"lspace": 0, "rspace": 0}, "\u20db postfix": {"lspace": 0, "rspace": 0}, "\u20dc postfix": {"lspace": 0, "rspace": 0}, "\u2145 prefix": {"lspace": 3, "rspace": 0}, "\u2146 prefix": {"lspace": 3, "rspace": 0}, "\u2190 infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u2191 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u2192 infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u2193 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u2194 infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u2195 infix": {"lspace": 5, "rspace": 5, "stretchy": true}, "\u2196 infix": {"lspace": 5, "rspace": 5}, "\u2197 infix": {"lspace": 5, "rspace": 5}, "\u2198 infix": {"horizontal": true, "lspace": 5, "rspace": 5}, "\u2199 infix": {"horizontal": true, "lspace": 5, "rspace": 5}, "\u219a infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u219b infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u219c infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u219d infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u219e infix": {"horizontal": true, "lspace": 5, "rspace": 5, "stretchy": true}, "\u219f infix": {"lspace": 5, 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