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blink-enable-mathml-2013-08-24.diff
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blink-enable-mathml-2013-08-24.diff
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diff --git a/LayoutTests/mathml/EmptyMFracCrash-expected.txt b/LayoutTests/mathml/EmptyMFracCrash-expected.txt
new file mode 100644
index 0000000..0163abc
--- /dev/null
+++ b/LayoutTests/mathml/EmptyMFracCrash-expected.txt
@@ -0,0 +1,2 @@
+This test passes if it does not crash.
+
diff --git a/LayoutTests/mathml/EmptyMFracCrash.xhtml b/LayoutTests/mathml/EmptyMFracCrash.xhtml
new file mode 100644
index 0000000..cfd28cf
--- /dev/null
+++ b/LayoutTests/mathml/EmptyMFracCrash.xhtml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<html xmlns="http://www.w3.org/1999/xhtml" xmlns:m="http://www.w3.org/1998/Math/MathML" xml:lang="en">
+<head>
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+</script>
+</head>
+<body>
+ <math xmlns="http://www.w3.org/1998/Math/MathML">
+ <mtext>This test passes if it does not crash.</mtext>
+ <mrow>
+ <mfrac></mfrac>
+ </mrow>
+ </math>
+</body>
+</html>
diff --git a/LayoutTests/mathml/EmptyMunderOverCrash-expected.txt b/LayoutTests/mathml/EmptyMunderOverCrash-expected.txt
new file mode 100644
index 0000000..0163abc
--- /dev/null
+++ b/LayoutTests/mathml/EmptyMunderOverCrash-expected.txt
@@ -0,0 +1,2 @@
+This test passes if it does not crash.
+
diff --git a/LayoutTests/mathml/EmptyMunderOverCrash.xhtml b/LayoutTests/mathml/EmptyMunderOverCrash.xhtml
new file mode 100644
index 0000000..cb305be
--- /dev/null
+++ b/LayoutTests/mathml/EmptyMunderOverCrash.xhtml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<html xmlns="http://www.w3.org/1999/xhtml" xmlns:m="http://www.w3.org/1998/Math/MathML" xml:lang="en">
+<head>
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+</script>
+</head>
+<body>
+<math xmlns="http://www.w3.org/1998/Math/MathML">
+ <mtext>This test passes if it does not crash.</mtext>
+ <mrow>
+ <munderover></munderover>
+ </mrow>
+</math>
+</body>
+</html>
diff --git a/LayoutTests/mathml/empty-mroot-crash-expected.txt b/LayoutTests/mathml/empty-mroot-crash-expected.txt
new file mode 100644
index 0000000..0163abc
--- /dev/null
+++ b/LayoutTests/mathml/empty-mroot-crash-expected.txt
@@ -0,0 +1,2 @@
+This test passes if it does not crash.
+
diff --git a/LayoutTests/mathml/empty-mroot-crash.xhtml b/LayoutTests/mathml/empty-mroot-crash.xhtml
new file mode 100644
index 0000000..d96c478
--- /dev/null
+++ b/LayoutTests/mathml/empty-mroot-crash.xhtml
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<html xmlns="http://www.w3.org/1999/xhtml" xmlns:m="http://www.w3.org/1998/Math/MathML" xml:lang="en">
+<head>
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+</script>
+</head>
+<body>
+<math xmlns="http://www.w3.org/1998/Math/MathML">
+ <mtext>This test passes if it does not crash.</mtext>
+ <mroot></mroot>
+</math>
+</body>
+</html>
diff --git a/LayoutTests/mathml/empty-msubsup-crash-expected.txt b/LayoutTests/mathml/empty-msubsup-crash-expected.txt
new file mode 100644
index 0000000..4900486
--- /dev/null
+++ b/LayoutTests/mathml/empty-msubsup-crash-expected.txt
@@ -0,0 +1,3 @@
+This test passes if it does not crash.
+
+
diff --git a/LayoutTests/mathml/empty-msubsup-crash.html b/LayoutTests/mathml/empty-msubsup-crash.html
new file mode 100644
index 0000000..81483e1
--- /dev/null
+++ b/LayoutTests/mathml/empty-msubsup-crash.html
@@ -0,0 +1,17 @@
+<html>
+<head>
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+</script>
+</head>
+<body>
+
+<p>This test passes if it does not crash.</p>
+
+<math xmlns="http://www.w3.org/1998/Math/MathML">
+ <msubsup></msubsup>
+</math>
+
+</body>
+</html>
diff --git a/LayoutTests/mathml/fenced-whitespace-separators-crash-expected.txt b/LayoutTests/mathml/fenced-whitespace-separators-crash-expected.txt
new file mode 100644
index 0000000..c85cc92
--- /dev/null
+++ b/LayoutTests/mathml/fenced-whitespace-separators-crash-expected.txt
@@ -0,0 +1,3 @@
+v
+i
+
diff --git a/LayoutTests/mathml/fenced-whitespace-separators-crash.html b/LayoutTests/mathml/fenced-whitespace-separators-crash.html
new file mode 100644
index 0000000..c696bf7
--- /dev/null
+++ b/LayoutTests/mathml/fenced-whitespace-separators-crash.html
@@ -0,0 +1,21 @@
+<html>
+<head>
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+</script>
+</head>
+
+<body>
+<math>
+ <mfenced separators=" ">
+ <mrow>
+ <mrow>
+ <mi>v</mi>
+ </mrow>
+ <mi>i</mi>
+ </mrow>
+ </mfenced>
+</math>
+</body>
+</html>
diff --git a/LayoutTests/mathml/mfenced-root-layer-expected.txt b/LayoutTests/mathml/mfenced-root-layer-expected.txt
new file mode 100644
index 0000000..f4be9c3
--- /dev/null
+++ b/LayoutTests/mathml/mfenced-root-layer-expected.txt
@@ -0,0 +1,2 @@
+Bug 100764: Heap-use-after-free in WebCore::RenderLayer::paintList [MathML]
+This test passes if it does not crash.
diff --git a/LayoutTests/mathml/mfenced-root-layer.html b/LayoutTests/mathml/mfenced-root-layer.html
new file mode 100644
index 0000000..44b269d
--- /dev/null
+++ b/LayoutTests/mathml/mfenced-root-layer.html
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+
+ var mfenced = document.createElementNS("http://www.w3.org/1998/Math/MathML", "mfenced");
+
+ var docElt = document.documentElement;
+ docElt.parentNode.removeChild(docElt);
+
+ document.appendChild(mfenced);
+
+ var e = document.createElement("div");
+ e.innerHTML = "<a href='https://bugs.webkit.org/show_bug.cgi?id=100764'>Bug 100764</a>: Heap-use-after-free in WebCore::RenderLayer::paintList [MathML]<br>This test passes if it does not crash.";
+ mfenced.appendChild(e);
+</script>
diff --git a/LayoutTests/mathml/msub-anonymous-child-render-crash-expected.txt b/LayoutTests/mathml/msub-anonymous-child-render-crash-expected.txt
new file mode 100644
index 0000000..d1ac7d5
--- /dev/null
+++ b/LayoutTests/mathml/msub-anonymous-child-render-crash-expected.txt
@@ -0,0 +1,13 @@
+This test passes if it does not crash.
+
+X
+3
+Y
+3
+X
+3
+2
+Y
+3
+2
+
diff --git a/LayoutTests/mathml/msub-anonymous-child-render-crash.html b/LayoutTests/mathml/msub-anonymous-child-render-crash.html
new file mode 100644
index 0000000..0ad7163
--- /dev/null
+++ b/LayoutTests/mathml/msub-anonymous-child-render-crash.html
@@ -0,0 +1,29 @@
+<html>
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+</script>
+<body>
+<p>This test passes if it does not crash.</p>
+<math xmlns="http://www.w3.org/1998/Math/MathML">
+ <msub>
+ <mi>X</mi>
+ <mtr>3</mtr>
+ </msub>
+ <msub>
+ <mi>Y</mi>
+ <mtd>3</mtd>
+ </msub>
+ <msubsup>
+ <mi>X</mi>
+ <mtr>3</mtr>
+ <mn>2</mn>
+ </msubsup>
+ <msubsup>
+ <mi>Y</mi>
+ <mtd>3</mtd>
+ <mn>2</mn>
+ </msubsup>
+</math>
+</body>
+</html>
diff --git a/LayoutTests/mathml/msubsup-fuzz-expected.txt b/LayoutTests/mathml/msubsup-fuzz-expected.txt
new file mode 100644
index 0000000..180d2a9
--- /dev/null
+++ b/LayoutTests/mathml/msubsup-fuzz-expected.txt
@@ -0,0 +1,4 @@
+This test passes if it does not crash.
+
+3
+
diff --git a/LayoutTests/mathml/msubsup-fuzz.html b/LayoutTests/mathml/msubsup-fuzz.html
new file mode 100644
index 0000000..0cfb29c
--- /dev/null
+++ b/LayoutTests/mathml/msubsup-fuzz.html
@@ -0,0 +1,8 @@
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+</script>
+
+<p>This test passes if it does not crash.</p>
+
+<math><msubsup><mtext style="display: none"></mtext><mn>3</mn></msubsup></math>
diff --git a/LayoutTests/mathml/msubsup-no-grandchild-expected.txt b/LayoutTests/mathml/msubsup-no-grandchild-expected.txt
new file mode 100644
index 0000000..0163abc
--- /dev/null
+++ b/LayoutTests/mathml/msubsup-no-grandchild-expected.txt
@@ -0,0 +1,2 @@
+This test passes if it does not crash.
+
diff --git a/LayoutTests/mathml/msubsup-no-grandchild.xhtml b/LayoutTests/mathml/msubsup-no-grandchild.xhtml
new file mode 100644
index 0000000..315865c
--- /dev/null
+++ b/LayoutTests/mathml/msubsup-no-grandchild.xhtml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<html xmlns="http://www.w3.org/1999/xhtml" xmlns:m="http://www.w3.org/1998/Math/MathML" xml:lang="en">
+<head>
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+</script>
+</head>
+<body>
+<math xmlns="http://www.w3.org/1998/Math/MathML">
+ <mtext>This test passes if it does not crash.</mtext>
+ <msubsup>
+ <mi></mi>
+ </msubsup>
+</math>
+</body>
+</html>
diff --git a/LayoutTests/mathml/msubsup-remove-children-expected.txt b/LayoutTests/mathml/msubsup-remove-children-expected.txt
new file mode 100644
index 0000000..c4f96ff
--- /dev/null
+++ b/LayoutTests/mathml/msubsup-remove-children-expected.txt
@@ -0,0 +1,2 @@
+This test passes if the page has no other text.
+
diff --git a/LayoutTests/mathml/msubsup-remove-children.xhtml b/LayoutTests/mathml/msubsup-remove-children.xhtml
new file mode 100644
index 0000000..490cb9a
--- /dev/null
+++ b/LayoutTests/mathml/msubsup-remove-children.xhtml
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<html xmlns='http://www.w3.org/1999/xhtml'>
+ <head>
+ <title>Subscript and Superscripts</title>
+ <script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+ </script>
+ </head>
+ <body>
+ <math id="m1" xmlns='http://www.w3.org/1998/Math/MathML'>
+ <mtext>This test passes if the page has no other text.</mtext>
+ <msubsup id="m2">
+ <mi id="m3">Z</mi>
+ <mrow id="m4"><mi id="m5">x</mi><mo id="m6">+</mo><mi id="m7">y</mi><mo id="m8">+</mo><mi id="m9">z</mi></mrow>
+ <mi id="m10">j</mi>
+ </msubsup>
+ </math>
+ <script>
+ try {
+ document.getElementById("m2").textContent=undefined;
+ } catch(e) {document.write("Error: " + e.name + ": " + e.message + + " for " + i);}
+ </script>
+ </body>
+</html>
diff --git a/LayoutTests/mathml/munderover-remove-children-expected.txt b/LayoutTests/mathml/munderover-remove-children-expected.txt
new file mode 100644
index 0000000..997cce0
--- /dev/null
+++ b/LayoutTests/mathml/munderover-remove-children-expected.txt
@@ -0,0 +1,2 @@
+This test passes if this page has no other text.
+
diff --git a/LayoutTests/mathml/munderover-remove-children.html b/LayoutTests/mathml/munderover-remove-children.html
new file mode 100644
index 0000000..9ce03ab
--- /dev/null
+++ b/LayoutTests/mathml/munderover-remove-children.html
@@ -0,0 +1,57 @@
+<html xmlns='http://www.w3.org/1999/xhtml'>
+<head>
+<title>MathML munder/mover removing children test</title>
+<script>
+ if (window.testRunner)
+ testRunner.dumpAsText();
+</script>
+</head>
+<body>
+<math xmlns='http://www.w3.org/1998/Math/MathML'>
+ <mtext>This test passes if this page has no other text.</mtext>
+ <munder>
+ <mi id="m1">A</mi>
+ <mi id="m2">X</mi>
+ </munder>
+ <mover>
+ <mi id="m3">B</mi>
+ <mi id="m4">Y</mi>
+ </mover>
+ <munderover>
+ <mi id="m5">C</mi>
+ <mi id="m6">Z</mi>
+ <mi id="m7">W</mi>
+ </munderover>
+</math>
+<script>
+try {
+ var elem = document.getElementById("m1");
+ elem.parentNode.removeChild(elem);
+} catch(e) {document.write("Error: " + e.name + ": " + e.message + + " for " + i);}
+try {
+ var elem = document.getElementById("m2");
+ elem.parentNode.removeChild(elem);
+} catch(e) {document.write("Error: " + e.name + ": " + e.message + + " for " + i);}
+try {
+ var elem = document.getElementById("m3");
+ elem.parentNode.removeChild(elem);
+} catch(e) {document.write("Error: " + e.name + ": " + e.message + + " for " + i);}
+try {
+ var elem = document.getElementById("m4");
+ elem.parentNode.removeChild(elem);
+} catch(e) {document.write("Error: " + e.name + ": " + e.message + + " for " + i);}
+try {
+ var elem = document.getElementById("m7");
+ elem.parentNode.removeChild(elem);
+} catch(e) {document.write("Error: " + e.name + ": " + e.message + + " for " + i);}
+try {
+ var elem = document.getElementById("m6");
+ elem.parentNode.removeChild(elem);
+} catch(e) {document.write("Error: " + e.name + ": " + e.message + + " for " + i);}
+try {
+ var elem = document.getElementById("m5");
+ elem.parentNode.removeChild(elem);
+} catch(e) {document.write("Error: " + e.name + ": " + e.message + + " for " + i);}
+</script>
+</body>
+</html>
diff --git a/LayoutTests/mathml/operator-hijacks-fenced-node-expected.txt b/LayoutTests/mathml/operator-hijacks-fenced-node-expected.txt
new file mode 100644
index 0000000..804a4e7
--- /dev/null
+++ b/LayoutTests/mathml/operator-hijacks-fenced-node-expected.txt
@@ -0,0 +1,3 @@
+This tests that an anonymous operator created by mfenced does not set itself as the mfenced node’s renderer.
+
+The test passes if it does not crash or cause an assertion failure.
diff --git a/LayoutTests/mathml/operator-hijacks-fenced-node.xhtml b/LayoutTests/mathml/operator-hijacks-fenced-node.xhtml
new file mode 100644
index 0000000..d40224d
--- /dev/null
+++ b/LayoutTests/mathml/operator-hijacks-fenced-node.xhtml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<html xmlns="http://www.w3.org/1999/xhtml" xmlns:m="http://www.w3.org/1998/Math/MathML">
+<body>
+ <p>
+ This tests that an anonymous operator created by mfenced does not
+ set itself as the mfenced node’s renderer.
+ </p>
+ <p>
+ The test passes if it does not crash or cause an assertion failure.
+ </p>
+ <div id="container">
+ <m:math><span><m:mfenced id="target"><m:mo></m:mo></m:mfenced></span></m:math>
+ </div>
+ <script><![CDATA[
+ if (window.testRunner)
+ testRunner.dumpAsText();
+
+ document.body.offsetTop;
+ document.getElementById("target").parentNode.insertBefore(document.createElement("div"), document.getElementById("target"));
+ document.body.offsetTop;
+ document.getElementById("container").style.display = "none";
+ ]]></script>
+</body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-background-color-expected.html b/LayoutTests/mathml/presentation/attributes-background-color-expected.html
new file mode 100644
index 0000000..408b51f
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-background-color-expected.html
@@ -0,0 +1,37 @@
+<!doctype html>
+<html>
+ <head>
+ <title>background, color</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- This should just draw the blue background of the div. -->
+ <div style="background: blue;">
+ <math style="visibility: hidden;">
+ <mo mathcolor="#00F">∑</mo>
+ <mfrac mathcolor="blue"><mi>x</mi><mi>y</mi></mfrac>
+ <mn mathcolor="#00F">1</mn>
+ <msqrt mathcolor="#0000FF"><mn>2</mn></msqrt>
+ </math>
+ <math>
+ <mfrac color="blue"><mi>x</mi><mi>y</mi></mfrac>
+ </math>
+ </div>
+
+ <!-- The style attribute should have the same effect as the MathML
+ attributes for colors. -->
+ <div>
+ <math style="background: orange">
+ <mo style="color: blue">∑</mo>
+ <mfrac style="color: blue"><mi>x</mi><mi>y</mi></mfrac>
+ <mn style="color: blue">1</mn>
+ <msqrt style="color: blue"><mn>2</mn></msqrt>
+ </math>
+ <math style="background: orange">
+ <mfrac style="color: blue"><mi>x</mi><mi>y</mi></mfrac>
+ </math>
+ </div>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-background-color.html b/LayoutTests/mathml/presentation/attributes-background-color.html
new file mode 100644
index 0000000..bd2073c
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-background-color.html
@@ -0,0 +1,41 @@
+<!doctype html>
+<html>
+ <head>
+ <title>background, color</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- This verifies the effect of the mathcolor attribute and of the
+ deprecated color attribute. These MathML elements should appear in
+ blue. Since they are drawn on a blue background, they should not be
+ visible. -->
+ <div style="background: blue;">
+ <math>
+ <mo mathcolor="#00F">∑</mo>
+ <mfrac mathcolor="blue"><mi>x</mi><mi>y</mi></mfrac>
+ <mn mathcolor="#00F">1</mn>
+ <msqrt mathcolor="#0000FF"><mn>2</mn></msqrt>
+ </math>
+ <math>
+ <mfrac color="blue"><mi>x</mi><mi>y</mi></mfrac>
+ </math>
+ </div>
+
+ <!-- This verifies the effect of the mathbackground attribute and of the
+ deprecated background attribute. The following elements should appear
+ in blue on an orange background. -->
+ <div>
+ <math mathbackground="orange">
+ <mo mathcolor="#00F">∑</mo>
+ <mfrac mathcolor="blue"><mi>x</mi><mi>y</mi></mfrac>
+ <mn mathcolor="#00F">1</mn>
+ <msqrt mathcolor="#0000FF"><mn>2</mn></msqrt>
+ </math>
+ <math background="orange">
+ <mfrac color="blue"><mi>x</mi><mi>y</mi></mfrac>
+ </math>
+ </div>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-display-expected.html b/LayoutTests/mathml/presentation/attributes-display-expected.html
new file mode 100644
index 0000000..8e8e465
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-display-expected.html
@@ -0,0 +1,50 @@
+<!doctype html>
+<html>
+ <head>
+ <title>display</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- This only draws the <div> elements since the math element should be
+ hidden by the red boxes. -->
+ <div style="height: 3em; width: 10em;">
+ <div style="position: absolute; left: 0; width: 10em; height: 3em;
+ background: blue;">
+ </div>
+ <div style="position: absolute; left: 0; width: 2em; height: 3em;
+ background: red;">
+ </div>
+ </div>
+
+ <!-- This only draws the <div> elements since the math element should be
+ hidden by the red boxes. -->
+ <div style="height: 3em; width: 10em;">
+ <div style="position: absolute; left: 0; width: 10em; height: 3em;
+ background: blue;">
+ </div>
+ <div style="position: absolute; left: 4em; width: 2em; height: 3em;
+ background: red;">
+ </div>
+ </div>
+
+ <!-- This only draws the black <div> covering the math element. -->
+ <div style="height: 3em; width: 10em;">
+ <div style="position: absolute; left: 0; width: 10em;
+ background: black;">
+ <span style="font-size: 1.5em;">X</span>
+ </div>
+ </div>
+
+ <!-- This only draws the black <div> covering the math element. -->
+ <div style="height: 5em; width: 10em;">
+ <div style="position: absolute; left: 0; width: 10em;">
+ <div style="position: absolute; left: 0; top: 2em;
+ width: 10em; background: black;">
+ <span style="font-size: 1.5em;">X</span>
+ </div>
+ </div>
+ </div>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-display.html b/LayoutTests/mathml/presentation/attributes-display.html
new file mode 100644
index 0000000..fcb78d3
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-display.html
@@ -0,0 +1,67 @@
+<!doctype html>
+<html>
+ <head>
+ <title>display</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- The <math display="inline"> should be aligned left and so covered by
+ the red rectangle. -->
+ <div style="height: 3em; width: 10em;">
+ <div style="position: absolute; left: 0; width: 10em; height: 3em;
+ background: blue;">
+ <math display="inline">
+ <mi>x</mi>
+ </math>
+ </div>
+ <div style="position: absolute; left: 0; width: 2em; height: 3em;
+ background: red;">
+ </div>
+ </div>
+
+ <!-- The <math display="block"> should be aligned centered and so
+ covered by the red rectangle. -->
+ <div style="height: 3em; width: 10em;">
+ <div style="position: absolute; left: 0; width: 10em; height: 3em;
+ background: blue;">
+ <math display="block">
+ <mi>x</mi>
+ </math>
+ </div>
+ <div style="position: absolute; left: 4em; width: 2em; height: 3em;
+ background: red;">
+ </div>
+ </div>
+
+ <!-- The <math display="inline"> should not create a new line and so
+ should be hidden by the black div. -->
+ <div style="height: 3em; width: 10em;">
+ <div style="position: absolute; left: 0; width: 10em;">
+ <span style="font-size: 1.5em;">X</span>
+ <math display="inline"><mi>x</mi></math>
+ <span style="font-size: 1.5em;">X</span>
+ </div>
+ <div style="position: absolute; left: 0; width: 10em;
+ background: black;">
+ <span style="font-size: 1.5em;">X</span>
+ </div>
+ </div>
+
+ <!-- The <math display="block"> should create a new line and so should
+ be hidden by the black div. -->
+ <div style="height: 5em; width: 10em;">
+ <div style="position: absolute; left: 0; width: 10em;">
+ <span style="display: inline-block; height: 2em;"></span>
+ <math display="block"><mi>x</mi></math>
+ </div>
+ <div style="position: absolute; left: 0; width: 10em;">
+ <div style="position: absolute; left: 0; top: 2em;
+ width: 10em; background: black;">
+ <span style="font-size: 1.5em;">X</span>
+ </div>
+ </div>
+ </div>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-mathsize-expected.html b/LayoutTests/mathml/presentation/attributes-mathsize-expected.html
new file mode 100644
index 0000000..3868af1
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-mathsize-expected.html
@@ -0,0 +1,23 @@
+<!doctype html>
+<html>
+ <head>
+ <title>mathsize</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- The style attribute should have the same effect as the mathsize
+ attribute. Note that the exact size for "small" and "big" is not
+ specified by the MathML specification. 0.75em and 2em are the values
+ used by WebKit. -->
+ <div>
+ <math>
+ <mi style="font-size: 0.75em;">x</mi>
+ <mi style="font-size: 1em;">x</mi>
+ <mi style="font-size: 1.5em;">x</mi>
+ <mi style="font-size: 2em;">x</mi>
+ </math>
+ </div>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-mathsize.html b/LayoutTests/mathml/presentation/attributes-mathsize.html
new file mode 100644
index 0000000..38b7c3e
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-mathsize.html
@@ -0,0 +1,20 @@
+<!doctype html>
+<html>
+ <head>
+ <title>mathsize</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- This verifies the effect of the mathsize attribute. -->
+ <div>
+ <math>
+ <mi mathsize="small">x</mi>
+ <mi mathsize="normal">x</mi>
+ <mi mathsize="big">x</mi>
+ <mi mathsize="2em">x</mi>
+ </math>
+ </div>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-mathvariant-expected.html b/LayoutTests/mathml/presentation/attributes-mathvariant-expected.html
new file mode 100644
index 0000000..94fd8b4
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-mathvariant-expected.html
@@ -0,0 +1,39 @@
+<!doctype html>
+<html>
+ <head>
+ <title>mathvariant</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- The style attribute should be equivalent to the mathvariant attribute.
+ Note that the mathvariant attribute is supposed to map "A" to the
+ corresponding character from the Mathematical Alphanumeric Symbols
+ Unicode block ("U+1D400 MATHEMATICAL BOLD CAPITAL",
+ "U+1D434 MATHEMATICAL ITALIC CAPITAL A" and
+ "U+1D468 MATHEMATICAL BOLD ITALIC CAPITAL A") but the WebKit
+ implementation relies on CSS style instead. See also bug 108778.
+ -->
+ <div>
+ <math>
+ <mi style="font-style: normal;">A</mi>
+ <mi style="font-style: italic;">A</mi>
+ <mtext style="font-style: italic;">A</mtext>
+ <mi style="font-style: normal; font-weight: bold;">A</mi>
+ <mi style="font-weight: bold; font-style: italic;">A</mi>
+ </math>
+ </div>
+
+ <!-- The style attribute should have the same effect as the MathML
+ attributes -->
+ <div>
+ <math>
+ <mtext style="font-size: 2em;">A</mtext>
+ <mtext style="font-family: sans-serif;">A</mtext>
+ <mtext style="font-style: italic;">A</mtext>
+ <mtext style="font-weight: bold;">A</mtext>
+ </math>
+ </div>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-mathvariant.html b/LayoutTests/mathml/presentation/attributes-mathvariant.html
new file mode 100644
index 0000000..c1d19f6
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-mathvariant.html
@@ -0,0 +1,30 @@
+<!doctype html>
+<html>
+ <head>
+ <title>mathvariant</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- This tests the mathvariant attribute. The default value is "italic" on
+ single-char <mi> elements and "normal" otherwise. -->
+ <div>
+ <math>
+ <mi mathvariant="normal">A</mi>
+ <mi>A</mi>
+ <mtext mathvariant="italic">A</mtext>
+ <mi mathvariant="bold">A</mi>
+ <mi mathvariant="bold-italic">A</mi>
+ </math>
+ </div>
+
+ <!-- This tests the deprecated font style attributes. -->
+ <math>
+ <mtext fontsize="2em">A</mtext>
+ <mtext fontfamily="sans-serif">A</mtext>
+ <mtext fontstyle="italic">A</mtext>
+ <mtext fontweight="bold">A</mtext>
+ </math>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-style-expected-mismatch.html b/LayoutTests/mathml/presentation/attributes-style-expected-mismatch.html
new file mode 100644
index 0000000..090d1c5
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-style-expected-mismatch.html
@@ -0,0 +1,18 @@
+<!doctype html>
+<html>
+ <head>
+ <title>style</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- This should render without any shadow. -->
+ <math>
+ <mfrac>
+ <mn>1</mn>
+ <mn>2</mn>
+ </mfrac>
+ </math>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/attributes-style.html b/LayoutTests/mathml/presentation/attributes-style.html
new file mode 100644
index 0000000..2844560
--- /dev/null
+++ b/LayoutTests/mathml/presentation/attributes-style.html
@@ -0,0 +1,19 @@
+<!doctype html>
+<html>
+ <head>
+ <title>style</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+ <!-- This verifies that the style attribute works on MathML nodes.
+ This should render with a red shadow. -->
+ <math>
+ <mfrac style="text-shadow: red .2em .2em .1em;">
+ <mn>1</mn>
+ <mn>2</mn>
+ </mfrac>
+ </math>
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/bug95015-expected.html b/LayoutTests/mathml/presentation/bug95015-expected.html
new file mode 100644
index 0000000..e8b9a2b
--- /dev/null
+++ b/LayoutTests/mathml/presentation/bug95015-expected.html
@@ -0,0 +1,33 @@
+<!doctype html>
+<html>
+ <head>
+ <title>bug 95015</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+
+ <!-- The msubsup should be in a supscript and so it should be hidden by the
+ red rectangle. -->
+ <div style="position: absolute; left: 10px; top: 0;">
+ <math>
+ <mrow>
+ <mspace height="50px" depth="50px"/>
+ <msup>
+ <mi>X</mi>
+ <mspace/>
+ </msup>
+ </mrow>
+ </math>
+ </div>
+ <div style="position: absolute; left: 10px; top: -.2em;">
+ <math>
+ <mrow>
+ <mspace height="50px" depth="50px"/>
+ <mspace width="100px" height="2em" depth="0" mathbackground="red"/>
+ </mrow>
+ </math>
+ </div>
+
+</body>
+</html>
diff --git a/LayoutTests/mathml/presentation/bug95015.html b/LayoutTests/mathml/presentation/bug95015.html
new file mode 100644
index 0000000..8048145
--- /dev/null
+++ b/LayoutTests/mathml/presentation/bug95015.html
@@ -0,0 +1,33 @@
+<!doctype html>
+<html>
+ <head>
+ <title>bug 95015</title>
+ <meta charset="utf-8"/>
+ </head>
+ <body>
+
+
+ <!-- The msubsup should be in supscript and so hidden by the red
+ rectangle. -->
+ <div style="position: absolute; left: 10px; top: 0;">
+ <math>
+ <mrow>
+ <mspace height="50px" depth="50px"/>
+ <msup>
+ <mi>X</mi>
+ <msubsup><mi>y</mi><mn>1</mn><mn>2</mn></msubsup>
+ </msup>
+ </mrow>
+ </math>
+ </div>
+ <div style="position: absolute; left: 10px; top: -.2em;">
+ <math>
+ <mrow>
+ <mspace height="50px" depth="50px"/>
+ <mspace width="100px" height="2em" depth="0" mathbackground="red"/>
+ </mrow>
+ </math>
+ </div>
+
+</body>
+</html>
diff --git a/LayoutTests/mathml/presentation/bug95404-expected.html b/LayoutTests/mathml/presentation/bug95404-expected.html
new file mode 100644
index 0000000..a938835
--- /dev/null
+++ b/LayoutTests/mathml/presentation/bug95404-expected.html
@@ -0,0 +1,38 @@
+<!doctype html>
+<html>
+ <head>
+ <title>testcase</title>
+ <meta charset="utf-8"/>
+ <style type="text/css">
+ body {
+ overflow: hidden;
+ }
+ </style>
+ </head>
+ <body>
+
+ <div style="position: absolute; top: 0; width: 100%;">
+ <div style="position: absolute; top: 0; background: red; width: 100%;">
+ <math style="visibility: hidden;">
+ <msqrt>
+ <mi>x</mi>
+ <mi>y</mi>
+ </msqrt>
+ </math>
+ </div>
+ </div>
+
+ <div style="position: absolute; top: 5em; width: 100%;">
+ <div style="position: absolute; top: 0; background: blue; width: 100%;">
+ <math style="visibility: hidden;">
+ <msup>
+ <mi>x</mi>
+ <mi>y</mi>
+ </msup>
+ </math>
+ </div>
+ </div>
+
+
+ </body>
+</html>
diff --git a/LayoutTests/mathml/presentation/bug95404.html b/LayoutTests/mathml/presentation/bug95404.html
new file mode 100644
index 0000000..cf24a89
--- /dev/null
+++ b/LayoutTests/mathml/presentation/bug95404.html
@@ -0,0 +1,58 @@
+<!doctype html>
+<html>
+ <head>
+ <title>testcase</title>
+ <meta charset="utf-8"/>
+ <style type="text/css">
+ body {
+ overflow: hidden;
+ }
+ </style>
+ </head>
+ <body>
+
+ <!-- The first msqrt should not wrap and so should be hidden by the
+ red rectangle -->
+ <div style="position: absolute; top: 0; width: 100%;">
+ <div style="position: absolute; top: 0;">
+ <math>
+ <msqrt>
+ <mi style="padding-right: 50vw">x</mi>
+ <mi style="padding-right: 50vw">y</mi>