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-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-001.tentative-ref.html37
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-001.tentative.html41
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-002.tentative-ref.html29
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-002.tentative.html33
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-depth-001-crash.html44
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative.html87
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-002.tentative.html194
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative-ref.html25
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative.html31
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-004.tentative.html410
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative-ref.html21
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative.html26
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative-ref.html21
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative.html26
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative-ref.html21
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative.html26
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative-ref.html25
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative.html30
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative-ref.html27
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative.html32
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative-ref.html23
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative.html27
-rw-r--r--testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative.html43
23 files changed, 1279 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-001.tentative-ref.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-001.tentative-ref.html
new file mode 100644
index 0000000000..45e72ffcf5
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-001.tentative-ref.html
@@ -0,0 +1,37 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>font-size: math (reference)</title>
+ <meta charset="utf-8">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <div class="container">
+ <div style="font-size: medium;">
+ <div style="font-size: 1em;">X</div>
+ </div>
+ <div style="font-size: x-large;">
+ <div style="font-size: 200%">
+ <div style="font-size: 3em">
+ <div style="font-size: smaller">
+ <div style="font-size: 1em;">
+ <div style="font-size: larger">
+ <div style="font-size: 4em">
+ <div style="font-size: 500%">X</div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-001.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-001.tentative.html
new file mode 100644
index 0000000000..b996498560
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-001.tentative.html
@@ -0,0 +1,41 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>font-size: math</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <meta name="assert" content="Test that a specified font-size: math behaves like 1em when mixed with other keyword and relative sizes.">
+ <link rel="match" href="font-size-math-001.tentative-ref.html">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <div class="container">
+ <div style="font-size: medium;">
+ <div style="font-size: math;">X</div>
+ </div>
+ <div style="font-size: x-large;">
+ <div style="font-size: 200%">
+ <div style="font-size: 3em">
+ <div style="font-size: smaller">
+ <div style="font-size: math;">
+ <div style="font-size: larger">
+ <div style="font-size: 4em">
+ <div style="font-size: 500%">X</div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-002.tentative-ref.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-002.tentative-ref.html
new file mode 100644
index 0000000000..caf4183693
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-002.tentative-ref.html
@@ -0,0 +1,29 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>font-size: math inheritance (reference)</title>
+ <meta charset="utf-8">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 100px.</p>
+ <div class="container">
+ <div>
+ <div>
+ <div>
+ <div>
+ <div>X</div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-002.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-002.tentative.html
new file mode 100644
index 0000000000..7491409f2f
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/font-size-math-002.tentative.html
@@ -0,0 +1,33 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>font-size: math inheritance</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <meta name="assert" content="Test inheritance for a specified font-size: math.">
+ <link rel="match" href="font-size-math-002.tentative-ref.html">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 100px.</p>
+ <div class="container">
+ <div style="font-size: math">
+ <div>
+ <div>
+ <div>
+ <div style="math-depth: 1">X</div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-depth-001-crash.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-depth-001-crash.html
new file mode 100644
index 0000000000..00e0c62772
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-depth-001-crash.html
@@ -0,0 +1,44 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-depth limits</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <meta name="assert" content="Check change between possible limits or overflowing values of an integer math-depth do not cause any crash">
+ <style>
+ @font-face {
+ font-family: scriptpercentscaledown80-scriptscriptpercentscaledown40;
+ src: url("/fonts/math/scriptpercentscaledown80-scriptscriptpercentscaledown40.woff");
+ }
+ body {
+ font-family: scriptpercentscaledown80-scriptscriptpercentscaledown40;
+ }
+ </style>
+ </head>
+ <body>
+ <div style="math-depth: -128">
+ <div style="font-size: math; math-depth: 127">
+ <div style="font-size: math; math-depth: -128">
+ </div>
+ </div>
+ </div>
+ <div style="math-depth: -32768">
+ <div style="font-size: math; math-depth: 32767">
+ <div style="font-size: math; math-depth: -32768">
+ </div>
+ </div>
+ </div>
+ <div style="math-depth: -2147483648">
+ <div style="font-size: math; math-depth: 2147483647">
+ <div style="font-size: math; math-depth: -2147483648">
+ </div>
+ </div>
+ </div>
+ <div style="math-depth: -9223372036854775808">
+ <div style="font-size: math; math-depth: 9223372036854775807">
+ <div style="font-size: math; math-depth: -9223372036854775808">
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative.html
new file mode 100644
index 0000000000..9dff79025a
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-001.tentative.html
@@ -0,0 +1,87 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-depth</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <meta name="assert" content="Check the computed value of math-depth">
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+ <script>
+ function mathDepth(id) {
+ return window.getComputedStyle(document.getElementById(id)).
+ getPropertyValue("math-depth");
+ }
+ setup({ explicit_done: true });
+ window.addEventListener("load", function() {
+ test(function() {
+ assert_equals(mathDepth("initial"), "0");
+ assert_equals(mathDepth("initialFrom11"), "0");
+ }, "Initial value of math-depth");
+ test(function() {
+ assert_equals(mathDepth("inherited11"), "11");
+ assert_equals(mathDepth("inherited-7"), "-7");
+ }, "Inherited values of math-depth");
+ test(function() {
+ assert_equals(mathDepth("inherited9specifiedAutoInline"), "10");
+ assert_equals(mathDepth("inherited9specifiedAutoDisplay"), "9");
+ }, "Specified math-depth: auto-add");
+ test(function() {
+ assert_equals(mathDepth("specified11"), "11");
+ assert_equals(mathDepth("specified-7"), "-7");
+ }, "Specified math-depth: <integer>");
+ test(function() {
+ assert_equals(mathDepth("specifiedAdd10From5"), "15");
+ assert_equals(mathDepth("specifiedAdd-15From5"), "-10");
+ }, "Specified math-depth: add(<integer>)");
+ test(function() {
+ assert_equals(mathDepth("invalidKeywordFrom3"), "3");
+ assert_equals(mathDepth("invalidFloatFrom3"), "3");
+ assert_equals(mathDepth("invalidCalcFrom3"), "3");
+ assert_equals(mathDepth("invalidAddCalcFrom3"), "3");
+ assert_equals(mathDepth("invalidAddFloatFrom3"), "3");
+ }, "Specified math-depth: invalid expressions");
+ test(function() {
+ const cssVariable = 3;
+ assert_equals(mathDepth("specifiedCalcFrom9"), `${Math.round(cssVariable/2)+10}`);
+ assert_equals(mathDepth("specifiedAddCalcFrom9"), `${9+(3*4-5)}`);
+ }, "Specified math-depth: calc() expressions");
+ done();
+ });
+ </script>
+ </head>
+ <body>
+ <div id="log"></div>
+ <div id="initial"></div>
+ <div id="specified11" style="math-depth: 11">
+ <div id="initialFrom11" style="math-depth: initial"></div>
+ <div id="inherited11"></div>
+ </div>
+ <div id="specified-7" style="math-depth: -7">
+ <div id="inherited-7"></div>
+ </div>
+ <div style="math-depth: 9">
+ <div style="math-style: compact">
+ <div id="inherited9specifiedAutoInline" style="math-depth: auto-add" ></div>
+ </div>
+ <div style="math-style: normal">
+ <div id="inherited9specifiedAutoDisplay" style="math-depth: auto-add" ></div>
+ </div>
+ </div>
+ <div style="math-depth: 5">
+ <div id="specifiedAdd10From5" style="math-depth: add(10)"></div>
+ <div id="specifiedAdd-15From5" style="math-depth: add(-15)"></div>
+ </div>
+ <div style="math-depth: 3;">
+ <div id="invalidKeywordFrom3" style="math-depth: auto"></div>
+ <div id="invalidFloatFrom3" style="math-depth: 3.14"></div>
+ <div id="invalidCalcFrom3" style="math-depth: 1,2"></div>
+ <div id="invalidAddCalcFrom3" style="math-depth: add(3,4)"></div>
+ <div id="invalidAddFloatFrom3" style="math-depth: add(3.14)"></div>
+ </div>
+ <div style="math-depth: 9;">
+ <div id="specifiedCalcFrom9" style="--css-variable: 3; math-depth: calc(var(--css-variable)/2 + 10)"></div>
+ <div id="specifiedAddCalcFrom9" style="math-depth: add(calc(3*4 - 5))"></div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-002.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-002.tentative.html
new file mode 100644
index 0000000000..ab0f8fa955
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-002.tentative.html
@@ -0,0 +1,194 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <link rel="help" href="https://www.w3.org/TR/cssom-1/#serialize-a-css-component-value">
+ <meta name="assert" content="Verify effect of math-depth: auto-add | add(<integer) | (<integer>, starting from different values of math-depth.">
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 20px/1 Ahem;
+ }
+ </style>
+ <script>
+ var epsilon = .1;
+ function fontSize(id) {
+ return parseFloat((/(.+)px/).exec(getComputedStyle(document.getElementById(id)).getPropertyValue("font-size"))[1]);
+ }
+ setup({ explicit_done: true });
+ window.addEventListener("load", function() {
+ document.fonts.ready.then(function() {
+ test(function() {
+ assert_equals(fontSize("autoDisplay"), 200);
+ assert_equals(fontSize("autoInline"), 500 * .71);
+ }, "auto");
+ test(function() {
+ var initialSize = 2000 * Math.pow(.71, 7);
+ assert_approx_equals(fontSize("autoDisplayFrom7"), initialSize, epsilon);
+ assert_approx_equals(fontSize("autoInlineFrom7"), initialSize * .71, epsilon);
+ }, "auto ; starting from level 7");
+ test(function() {
+ assert_equals(fontSize("add0"), 200);
+ assert_equals(fontSize("add-1"), 100);
+ assert_equals(fontSize("add1"), 355);
+ assert_approx_equals(fontSize("add-2"), 397, 1);
+ assert_approx_equals(fontSize("add2"), 504, 1);
+ assert_approx_equals(fontSize("add-9"), 654, 1);
+ assert_approx_equals(fontSize("add9"), 92, 1);
+ }, "add(<integer>)");
+ test(function() {
+ assert_equals(fontSize("add0from3"), 200);
+ assert_equals(fontSize("add-1from3"), 100);
+ assert_equals(fontSize("add1from3"), 355);
+ assert_approx_equals(fontSize("add-2from3"), 397, 1);
+ assert_approx_equals(fontSize("add2from3"), 504, 1);
+ assert_approx_equals(fontSize("add-9from3"), 654, 1);
+ assert_approx_equals(fontSize("add9from3"), 92, 1);
+ }, "add(<integer>) ; starting from level 3");
+ test(function() {
+ assert_equals(fontSize("set0"), 200);
+ assert_equals(fontSize("set-1"), 100);
+ assert_equals(fontSize("set1"), 355);
+ assert_approx_equals(fontSize("set-2"), 397, 1);
+ assert_approx_equals(fontSize("set2"), 504, 1);
+ assert_approx_equals(fontSize("set-9"), 654, 1);
+ assert_approx_equals(fontSize("set9"), 92, 1);
+ }, "<integer>");
+ test(function() {
+ assert_equals(fontSize("set50"), 200);
+ assert_equals(fontSize("set49"), 100);
+ assert_equals(fontSize("set51"), 355);
+ assert_approx_equals(fontSize("set48"), 397, 1);
+ assert_approx_equals(fontSize("set52"), 504, 1);
+ assert_approx_equals(fontSize("set41"), 654, 1);
+ assert_approx_equals(fontSize("set59"), 92, 1);
+ }, "<integer> ; starting from level 50");
+ done();
+ });
+ });
+ </script>
+ </head>
+ <body>
+ <div id="log"></div>
+ <div>
+ <div class="container">
+ <div>
+ <div style="font-size: 200px; math-style: normal">
+ <div id="autoDisplay" style="font-size: math; math-depth: auto-add"></div>
+ </div>
+ <div style="font-size: 500px; math-style: compact">
+ <div id="autoInline" style="font-size: math; math-depth: auto-add"></div>
+ </div>
+ </div>
+ <div style="font-size: 2000px;">
+ <div style="math-style: normal; font-size: math; math-depth: 7">
+ <div id="autoDisplayFrom7" style="font-size: math; math-depth: auto-add"></div>
+ </div>
+ <div style="math-style: compact; font-size: math; math-depth: 7">
+ <div id="autoInlineFrom7" style="font-size: math; math-depth: auto-add"></div>
+ </div>
+ </div>
+ <div>
+ <div style="font-size: 200px">
+ <div id="add0" style="font-size: math; math-depth: add(0)"></div>
+ </div>
+ <div style="font-size: 71px">
+ <div id="add-1" style="font-size: math; math-depth: add(-1)"></div>
+ </div>
+ <div style="font-size: 500px">
+ <div id="add1" style="font-size: math; math-depth: add(1)"></div>
+ </div>
+ <div style="font-size: 200px">
+ <div id="add-2" style="font-size: math; math-depth: add(-2)"></div>
+ </div>
+ <div style="font-size: 1000px">
+ <div id="add2" style="font-size: math; math-depth: add(2)"></div>
+ </div>
+ <div style="font-size: 30px">
+ <div id="add-9" style="font-size: math; math-depth: add(-9)"></div>
+ </div>
+ <div style="font-size: 2000px">
+ <div id="add9" style="font-size: math; math-depth: add(9)"></div>
+ </div>
+ </div>
+ <div style="math-depth: 3;">
+ <div style="font-size: 200px;">
+ <div id="add0from3" style="font-size: math; math-depth: add(0)"></div>
+ </div>
+ <div style="font-size: 71px;">
+ <div id="add-1from3" style="font-size: math; math-depth: add(-1)"></div>
+ </div>
+ <div style="font-size: 500px;">
+ <div id="add1from3" style="font-size: math; math-depth: add(1)"></div>
+ </div>
+ <div style="font-size: 200px;">
+ <div id="add-2from3" style="font-size: math; math-depth: add(-2)"></div>
+ </div>
+ <div style="font-size: 1000px;">
+ <div id="add2from3" style="font-size: math; math-depth: add(2)"></div>
+ </div>
+ <div style="font-size: 30px;">
+ <div id="add-9from3" style="font-size: math; math-depth: add(-9)"></div>
+ </div>
+ <div style="font-size: 2000px;">
+ <div id="add9from3" style="font-size: math; math-depth: add(9)"></div>
+ </div>
+ </div>
+ <div>
+ <div style="font-size: 200px">
+ <div id="set0" style="font-size: math; math-depth: 0"></div>
+ </div>
+ <div style="font-size: 71px">
+ <div id="set-1" style="font-size: math; math-depth: -1"></div>
+ </div>
+ <div style="font-size: 500px">
+ <div id="set1" style="font-size: math; math-depth: 1"></div>
+ </div>
+ <div style="font-size: 200px">
+ <div id="set-2" style="font-size: math; math-depth: -2"></div>
+ </div>
+ <div style="font-size: 1000px">
+ <div id="set2" style="font-size: math; math-depth: 2"></div>
+ </div>
+ <div style="font-size: 30px">
+ <div id="set-9" style="font-size: math; math-depth: -9"></div>
+ </div>
+ <div style="font-size: 2000px">
+ <div id="set9" style="font-size: math; math-depth: 9"></div>
+ </div>
+ </div>
+ </div>
+ <div style="math-depth: 50">
+ <div style="font-size: 200px;">
+ <div id="set50" style="font-size: math; math-depth: 50"></div>
+ </div>
+ <div style="font-size: 71px;">
+ <div id="set49" style="font-size: math; math-depth: 49"></div>
+ </div>
+ <div style="font-size: 500px;">
+ <div id="set51" style="font-size: math; math-depth: 51"></div>
+ </div>
+ <div style="font-size: 200px;">
+ <div id="set48" style="font-size: math; math-depth: 48"></div>
+ </div>
+ <div style="font-size: 1000px;">
+ <div id="set52" style="font-size: math; math-depth: 52"></div>
+ </div>
+ <div style="font-size: 30px;">
+ <div id="set41" style="font-size: math; math-depth: 41"></div>
+ </div>
+ <div style="font-size: 2000px;">
+ <div id="set59" style="font-size: math; math-depth: 59"></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative-ref.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative-ref.html
new file mode 100644
index 0000000000..d73e71f41c
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative-ref.html
@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-depth</title>
+ <meta charset="utf-8">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see two squares of side 100px.</p>
+ <div class="container">
+ <div>X</div>
+ </div>
+ <br/>
+ <div class="container">
+ <div>X</div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative.html
new file mode 100644
index 0000000000..47b67aa8a8
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-003.tentative.html
@@ -0,0 +1,31 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-depth</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <meta name="assert" content="If specified font-size is not 'math' then math-depth does not affect the computed value of font-size.">
+ <link rel="match" href="math-script-level-003.tentative-ref.html">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see two squares of side 100px.</p>
+ <div class="container">
+ <!-- font-size: <length> -->
+ <div style="math-depth: 1; font-size: 100px;">X</div>
+ </div>
+ <br/>
+ <div class="container">
+ <!-- inherited font-size -->
+ <div style="math-depth: 1;">X</div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-004.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-004.tentative.html
new file mode 100644
index 0000000000..a46c478596
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-004.tentative.html
@@ -0,0 +1,410 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <meta name="assert" content="Check the resolved value of math-script-level">
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ @font-face {
+ font-family: scriptpercentscaledown80-scriptscriptpercentscaledown40;
+ src: url("/fonts/math/scriptpercentscaledown80-scriptscriptpercentscaledown40.woff");
+ }
+ @font-face {
+ font-family: scriptpercentscaledown0-scriptscriptpercentscaledown40;
+ src: url("/fonts/math/scriptpercentscaledown0-scriptscriptpercentscaledown40.woff");
+ }
+ @font-face {
+ font-family: scriptpercentscaledown80-scriptscriptpercentscaledown0;
+ src: url("/fonts/math/scriptpercentscaledown80-scriptscriptpercentscaledown0.woff");
+ }
+ #scale80-40-scaledown, #scale80-40-scaleup {
+ font-family: scriptpercentscaledown80-scriptscriptpercentscaledown40;
+ }
+ #scale0-40-scaledown, #scale0-40-scaleup {
+ font-family: scriptpercentscaledown0-scriptscriptpercentscaledown40;
+ }
+ #scale80-0-scaledown, #scale80-0-scaleup {
+ font-family: scriptpercentscaledown80-scriptscriptpercentscaledown0;
+ }
+ #default-scaledown, #default-scaleup {
+ /* Ahem font does not have any MATH table, so uses default scale. */
+ font-family: Ahem;
+ }
+ .big { font-size: 3000px; }
+ .small { font-size: 150px; }
+ .level-3 { font-size: math; math-depth: -3; }
+ .level-1 { font-size: math; math-depth: -1; }
+ .level0 { font-size: math; math-depth: 0; }
+ .level1 { font-size: math; math-depth: 1; }
+ .level2 { font-size: math; math-depth: 2; }
+ .level3 { font-size: math; math-depth: 3; }
+ .level5 { font-size: math; math-depth: 5; }
+ </style>
+ <script>
+ const big = 3000;
+ const small = 150;
+ setup({ explicit_done: true });
+ function fontSize(element) {
+ return parseFloat((/(.+)px/).exec(getComputedStyle(element).
+ getPropertyValue("font-size"))[1]);
+ }
+ function CheckFontSizes(id, sizes) {
+ var container = document.getElementById(id);
+ for (var level in sizes) {
+ var divs = container.getElementsByClassName(`level${level}`);
+ for (var i = 0; i < divs.length; i++) {
+ assert_approx_equals(fontSize(divs[i]), sizes[level], 1, `Wrong font-size (id=${id} ; level=${level} ; i=${i})`);
+ }
+ }
+ }
+ window.addEventListener("load", function() {
+ document.fonts.ready.then(function() {
+ test(function() {
+ CheckFontSizes("scale80-40-scaledown", {
+ "-3": big,
+ "-1": big * .71 * .71,
+ "0": big * .71 * .71 * .71,
+ "1": big * .71 * .71 * .71 * .8,
+ "2": big * .71 * .71 * .71 * .4,
+ "3": big * .71 * .71 * .71 * .4 * .71,
+ "5": big * .71 * .71 * .71 * .4 * .71 * .71 * .71
+ });
+ CheckFontSizes("scale80-40-scaleup", {
+ "5": small,
+ "3": small / (.71 * .71),
+ "2": small / (.71 * .71 * .71),
+ "1": small / (.71 * .71 * .71 * (.4 / .8)),
+ "0": small / (.71 * .71 * .71 * .4),
+ "-1": small / (.71 * .71 * .71 * .4 * .71),
+ "-3": small / (.71 * .71 * .71 * .4 * .71 * .71 * .71)
+ });
+ }, "scriptPercentScaleDown=80, scriptScriptPercentScaleDown=40");
+
+ test(function() {
+ var scriptPercentScaleDown = .71;
+ CheckFontSizes("scale0-40-scaledown", {
+ "-3": big,
+ "-1": big * .71 * .71,
+ "0": big * .71 * .71 * .71,
+ "1": big * .71 * .71 * .71 * scriptPercentScaleDown,
+ "2": big * .71 * .71 * .71 * .4,
+ "3": big * .71 * .71 * .71 * .4 * .71,
+ "5": big * .71 * .71 * .71 * .4 * .71 * .71 * .71
+ });
+ CheckFontSizes("scale0-40-scaleup", {
+ "5": small,
+ "3": small / (.71 * .71),
+ "2": small / (.71 * .71 * .71),
+ "1": small / (.71 * .71 * .71 * (.4 / scriptPercentScaleDown)),
+ "0": small / (.71 * .71 * .71 * .4),
+ "-1": small / (.71 * .71 * .71 * .4 * .71),
+ "-3": small / (.71 * .71 * .71 * .4 * .71 * .71 * .71)
+ });
+ }, "scriptPercentScaleDown=0, scriptScriptPercentScaleDown=40");
+
+ test(function() {
+ var scriptScriptPercentScaleDown = 0.5041;
+ CheckFontSizes("scale80-0-scaledown", {
+ "-3": big,
+ "-1": big * .71 * .71,
+ "0": big * .71 * .71 * .71,
+ "1": big * .71 * .71 * .71 * .8,
+ "2": big * .71 * .71 * .71 * scriptScriptPercentScaleDown,
+ "3": big * .71 * .71 * .71 * scriptScriptPercentScaleDown * .71,
+ "5": big * .71 * .71 * .71 * scriptScriptPercentScaleDown * .71 * .71 * .71
+ });
+ CheckFontSizes("scale80-0-scaleup", {
+ "5": small,
+ "3": small / (.71 * .71),
+ "2": small / (.71 * .71 * .71),
+ "1": small / (.71 * .71 * .71 * (scriptScriptPercentScaleDown / .8)),
+ "0": small / (.71 * .71 * .71 * scriptScriptPercentScaleDown),
+ "-1": small / (.71 * .71 * .71 * scriptScriptPercentScaleDown * .71),
+ "-3": small / (.71 * .71 * .71 * scriptScriptPercentScaleDown * .71 * .71 * .71)
+ });
+ }, "scriptPercentScaleDown=80, scriptScriptPercentScaleDown=0");
+
+ test(function() {
+ CheckFontSizes("default-scaledown", {
+ "-3": big,
+ "-1": big * .71 * .71,
+ "0": big * .71 * .71 * .71,
+ "1": big * .71 * .71 * .71 * .71,
+ "2": big * .71 * .71 * .71 * .71 * .71,
+ "3": big * .71 * .71 * .71 * .71 * .71 * .71,
+ "5": big * .71 * .71 * .71 * .71 * .71 * .71 * .71 * .71
+ });
+ CheckFontSizes("default-scaleup", {
+ "5": small,
+ "3": small / (.71 * .71),
+ "2": small / (.71 * .71 * .71),
+ "1": small / (.71 * .71 * .71 * .71),
+ "0": small / (.71 * .71 * .71 * .71 * .71),
+ "-1": small / (.71 * .71 * .71 * .71 * .71 * .71),
+ "-3": small / (.71 * .71 * .71 * .71 * .71 * .71 * .71 * .71)
+ });
+ }, "No MATH table");
+
+ done();
+ });
+ });
+ </script>
+ </head>
+ <body>
+ <div id="log"></div>
+
+ <div class="level-3" id="scale80-40-scaledown">
+ <div class="big">
+ <div class="level5"><!-- -3 to 5 --></div>
+ <div class="level3"><!-- -3 to 3 --></div>
+ <div class="level2"><!-- -3 to 2 --></div>
+ <div class="level1"><!-- -3 to 1 --></div>
+ <div class="level0"><!-- -3 to 0 --></div>
+ <div class="level-1"><!-- -3 to -1 -->
+ <div class="level5"><!-- -1 to 5 --></div>
+ <div class="level3"><!-- -1 to 3 --></div>
+ <div class="level2"><!-- -1 to 2 --></div>
+ <div class="level1"><!-- -1 to 1 --></div>
+ <div class="level0"><!-- -1 to 0 -->
+ <div class="level5"><!-- 0 to 5 --></div>
+ <div class="level3"><!-- 0 to 3 --></div>
+ <div class="level2"><!-- 0 to 2 --></div>
+ <div class="level1"><!-- 0 to 1 -->
+ <div class="level5"><!-- 1 to 5 --></div>
+ <div class="level3"><!-- 1 to 3 --></div>
+ <div class="level2"><!-- 1 to 2 -->
+ <div class="level5"><!-- 2 to 5 --></div>
+ <div class="level3"><!-- 2 to 3 -->
+ <div class="level5"><!-- 3 to 5 --></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+
+ <div class="level5" id="scale80-40-scaleup">
+ <div class="small">
+ <div class="level-3"><!-- 5 to -3 --></div>
+ <div class="level-1"><!-- 5 to -1 --></div>
+ <div class="level0"><!-- 5 to 0 --></div>
+ <div class="level1"><!-- 5 to 1 --></div>
+ <div class="level2"><!-- 5 to 2 --></div>
+ <div class="level3"><!-- 5 to 3 -->
+ <div class="level-3"><!-- 3 to -3 --></div>
+ <div class="level-1"><!-- 3 to -1 --></div>
+ <div class="level0"><!-- 3 to 0 --></div>
+ <div class="level1"><!-- 3 to 1 --></div>
+ <div class="level2"><!-- 3 to 2 -->
+ <div class="level-3"><!-- 2 to -3 --></div>
+ <div class="level-1"><!-- 2 to -1 --></div>
+ <div class="level0"><!-- 2 to 0 --></div>
+ <div class="level1"><!-- 2 to 1 -->
+ <div class="level-3"><!-- 1 to -3 --></div>
+ <div class="level-1"><!-- 1 to -1 --></div>
+ <div class="level0"><!-- 1 to 0 -->
+ <div class="level-3"><!-- 0 to -3 --></div>
+ <div class="level-1"><!-- 0 to -1 -->
+ <div class="level-3"><!-- -1 to -3 --></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+
+ <div class="level-3" id="scale0-40-scaledown">
+ <div class="big">
+ <div class="level5"><!-- -3 to 5 --></div>
+ <div class="level3"><!-- -3 to 3 --></div>
+ <div class="level2"><!-- -3 to 2 --></div>
+ <div class="level1"><!-- -3 to 1 --></div>
+ <div class="level0"><!-- -3 to 0 --></div>
+ <div class="level-1"><!-- -3 to -1 -->
+ <div class="level5"><!-- -1 to 5 --></div>
+ <div class="level3"><!-- -1 to 3 --></div>
+ <div class="level2"><!-- -1 to 2 --></div>
+ <div class="level1"><!-- -1 to 1 --></div>
+ <div class="level0"><!-- -1 to 0 -->
+ <div class="level5"><!-- 0 to 5 --></div>
+ <div class="level3"><!-- 0 to 3 --></div>
+ <div class="level2"><!-- 0 to 2 --></div>
+ <div class="level1"><!-- 0 to 1 -->
+ <div class="level5"><!-- 1 to 5 --></div>
+ <div class="level3"><!-- 1 to 3 --></div>
+ <div class="level2"><!-- 1 to 2 -->
+ <div class="level5"><!-- 2 to 5 --></div>
+ <div class="level3"><!-- 2 to 3 -->
+ <div class="level5"><!-- 3 to 5 --></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+
+ <div class="level5" id="scale0-40-scaleup">
+ <div class="small">
+ <div class="level-3"><!-- 5 to -3 --></div>
+ <div class="level-1"><!-- 5 to -1 --></div>
+ <div class="level0"><!-- 5 to 0 --></div>
+ <div class="level1"><!-- 5 to 1 --></div>
+ <div class="level2"><!-- 5 to 2 --></div>
+ <div class="level3"><!-- 5 to 3 -->
+ <div class="level-3"><!-- 3 to -3 --></div>
+ <div class="level-1"><!-- 3 to -1 --></div>
+ <div class="level0"><!-- 3 to 0 --></div>
+ <div class="level1"><!-- 3 to 1 --></div>
+ <div class="level2"><!-- 3 to 2 -->
+ <div class="level-3"><!-- 2 to -3 --></div>
+ <div class="level-1"><!-- 2 to -1 --></div>
+ <div class="level0"><!-- 2 to 0 --></div>
+ <div class="level1"><!-- 2 to 1 -->
+ <div class="level-3"><!-- 1 to -3 --></div>
+ <div class="level-1"><!-- 1 to -1 --></div>
+ <div class="level0"><!-- 1 to 0 -->
+ <div class="level-3"><!-- 0 to -3 --></div>
+ <div class="level-1"><!-- 0 to -1 -->
+ <div class="level-3"><!-- -1 to -3 --></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+
+ <div class="level-3" id="scale80-0-scaledown">
+ <div class="big">
+ <div class="level5"><!-- -3 to 5 --></div>
+ <div class="level3"><!-- -3 to 3 --></div>
+ <div class="level2"><!-- -3 to 2 --></div>
+ <div class="level1"><!-- -3 to 1 --></div>
+ <div class="level0"><!-- -3 to 0 --></div>
+ <div class="level-1"><!-- -3 to -1 -->
+ <div class="level5"><!-- -1 to 5 --></div>
+ <div class="level3"><!-- -1 to 3 --></div>
+ <div class="level2"><!-- -1 to 2 --></div>
+ <div class="level1"><!-- -1 to 1 --></div>
+ <div class="level0"><!-- -1 to 0 -->
+ <div class="level5"><!-- 0 to 5 --></div>
+ <div class="level3"><!-- 0 to 3 --></div>
+ <div class="level2"><!-- 0 to 2 --></div>
+ <div class="level1"><!-- 0 to 1 -->
+ <div class="level5"><!-- 1 to 5 --></div>
+ <div class="level3"><!-- 1 to 3 --></div>
+ <div class="level2"><!-- 1 to 2 -->
+ <div class="level5"><!-- 2 to 5 --></div>
+ <div class="level3"><!-- 2 to 3 -->
+ <div class="level5"><!-- 3 to 5 --></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+
+ <div class="level5" id="scale80-0-scaleup">
+ <div class="small">
+ <div class="level-3"><!-- 5 to -3 --></div>
+ <div class="level-1"><!-- 5 to -1 --></div>
+ <div class="level0"><!-- 5 to 0 --></div>
+ <div class="level1"><!-- 5 to 1 --></div>
+ <div class="level2"><!-- 5 to 2 --></div>
+ <div class="level3"><!-- 5 to 3 -->
+ <div class="level-3"><!-- 3 to -3 --></div>
+ <div class="level-1"><!-- 3 to -1 --></div>
+ <div class="level0"><!-- 3 to 0 --></div>
+ <div class="level1"><!-- 3 to 1 --></div>
+ <div class="level2"><!-- 3 to 2 -->
+ <div class="level-3"><!-- 2 to -3 --></div>
+ <div class="level-1"><!-- 2 to -1 --></div>
+ <div class="level0"><!-- 2 to 0 --></div>
+ <div class="level1"><!-- 2 to 1 -->
+ <div class="level-3"><!-- 1 to -3 --></div>
+ <div class="level-1"><!-- 1 to -1 --></div>
+ <div class="level0"><!-- 1 to 0 -->
+ <div class="level-3"><!-- 0 to -3 --></div>
+ <div class="level-1"><!-- 0 to -1 -->
+ <div class="level-3"><!-- -1 to -3 --></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+
+ <div class="level-3" id="default-scaledown">
+ <div class="big">
+ <div class="level5"><!-- -3 to 5 --></div>
+ <div class="level3"><!-- -3 to 3 --></div>
+ <div class="level2"><!-- -3 to 2 --></div>
+ <div class="level1"><!-- -3 to 1 --></div>
+ <div class="level0"><!-- -3 to 0 --></div>
+ <div class="level-1"><!-- -3 to -1 -->
+ <div class="level5"><!-- -1 to 5 --></div>
+ <div class="level3"><!-- -1 to 3 --></div>
+ <div class="level2"><!-- -1 to 2 --></div>
+ <div class="level1"><!-- -1 to 1 --></div>
+ <div class="level0"><!-- -1 to 0 -->
+ <div class="level5"><!-- 0 to 5 --></div>
+ <div class="level3"><!-- 0 to 3 --></div>
+ <div class="level2"><!-- 0 to 2 --></div>
+ <div class="level1"><!-- 0 to 1 -->
+ <div class="level5"><!-- 1 to 5 --></div>
+ <div class="level3"><!-- 1 to 3 --></div>
+ <div class="level2"><!-- 1 to 2 -->
+ <div class="level5"><!-- 2 to 5 --></div>
+ <div class="level3"><!-- 2 to 3 -->
+ <div class="level5"><!-- 3 to 5 --></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+
+ <div class="level5" id="default-scaleup">
+ <div class="small">
+ <div class="level-3"><!-- 5 to -3 --></div>
+ <div class="level-1"><!-- 5 to -1 --></div>
+ <div class="level0"><!-- 5 to 0 --></div>
+ <div class="level1"><!-- 5 to 1 --></div>
+ <div class="level2"><!-- 5 to 2 --></div>
+ <div class="level3"><!-- 5 to 3 -->
+ <div class="level-3"><!-- 3 to -3 --></div>
+ <div class="level-1"><!-- 3 to -1 --></div>
+ <div class="level0"><!-- 3 to 0 --></div>
+ <div class="level1"><!-- 3 to 1 --></div>
+ <div class="level2"><!-- 3 to 2 -->
+ <div class="level-3"><!-- 2 to -3 --></div>
+ <div class="level-1"><!-- 2 to -1 --></div>
+ <div class="level0"><!-- 2 to 0 --></div>
+ <div class="level1"><!-- 2 to 1 -->
+ <div class="level-3"><!-- 1 to -3 --></div>
+ <div class="level-1"><!-- 1 to -1 --></div>
+ <div class="level0"><!-- 1 to 0 -->
+ <div class="level-3"><!-- 0 to -3 --></div>
+ <div class="level-1"><!-- 0 to -1 -->
+ <div class="level-3"><!-- -1 to -3 --></div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </div>
+
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative-ref.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative-ref.html
new file mode 100644
index 0000000000..8540de4194
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative-ref.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style (reference)</title>
+ <meta charset="utf-8">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 100 × 0.71^(0 − 0) = 100px.</p>
+ <div class="container">
+ <div style="font-size: 100px">X</div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative.html
new file mode 100644
index 0000000000..bb59dfdd17
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-001.tentative.html
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
+ <meta name="assert" content="If specified font-size is math and specified math-depth is 'auto-add' and the inherited value of math-style is 'normal' then the computed math-depth is the one of its parent.">
+ <link rel="match" href="math-script-level-auto-and-math-style-001.tentative-ref.html">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 100 × 0.71^(0 − 0) = 100px.</p>
+ <div class="container" style="math-style: normal;">
+ <div style="font-size: math; math-depth: auto-add">X</div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative-ref.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative-ref.html
new file mode 100644
index 0000000000..f3ddde49f5
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative-ref.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style (reference)</title>
+ <meta charset="utf-8">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 500px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 500 × 0.71^(1 − 0) = 355px.</p>
+ <div class="container">
+ <div style="font-size: 355px">X</div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative.html
new file mode 100644
index 0000000000..21c912528a
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-002.tentative.html
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
+ <meta name="assert" content="If the specified font-size is 'math' and specified math-depth is 'auto-add' and the inherited value of math-style is 'compact' then the computed math-depth is the one of its parent.">
+ <link rel="match" href="math-script-level-auto-and-math-style-002.tentative-ref.html">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 500px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 500 × 0.71^(1 − 0) = 355px.</p>
+ <div class="container" style="math-style: compact;">
+ <div style="font-size: math; math-depth: auto-add">X</div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative-ref.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative-ref.html
new file mode 100644
index 0000000000..741da4f75c
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative-ref.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style (reference)</title>
+ <meta charset="utf-8">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 500px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 500px.</p>
+ <div class="container">
+ <div style="font-size: 500px">X</div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative.html
new file mode 100644
index 0000000000..5739a12bb5
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-003.tentative.html
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
+ <meta name="assert" content="Initial value of math-style is 'normal'">
+ <link rel="match" href="math-script-level-auto-and-math-style-003.tentative-ref.html">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 500px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 500px.</p>
+ <div class="container">
+ <div style="font-size: math; math-depth: auto-add">X</div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative-ref.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative-ref.html
new file mode 100644
index 0000000000..edda57e25e
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative-ref.html
@@ -0,0 +1,25 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style (reference)</title>
+ <meta charset="utf-8">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 500px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 500px.</p>
+ <div class="container">
+ <div>
+ <div>
+ <div style="font-size: 500px">X</div>
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative.html
new file mode 100644
index 0000000000..aed3bf9142
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-004.tentative.html
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
+ <meta name="assert" content="Initial value of math-style is 'normal'">
+ <link rel="match" href="math-script-level-auto-and-math-style-004.tentative-ref.html">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 500px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 500px.</p>
+ <div class="container">
+ <div style="math-style: compact">
+ <div style="math-style: initial">
+ <div style="font-size: math; math-depth: auto-add">X</div>
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative-ref.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative-ref.html
new file mode 100644
index 0000000000..3f1641e4a4
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative-ref.html
@@ -0,0 +1,27 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style (reference)</title>
+ <meta charset="utf-8">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 100 × 0.71^(0 − 0) = 100px.</p>
+ <div class="container">
+ <div>
+ <div>
+ <div>
+ <div style="font-size: 100px">X</div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative.html
new file mode 100644
index 0000000000..01b876b515
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-auto-and-math-style-005.tentative.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level: auto and math-style</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
+ <meta name="assert" content="math-style is inherited">
+ <link rel="match" href="math-script-level-auto-and-math-style-005.tentative-ref.html">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 100px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 100 × 0.71^(0 − 0) = 100px.</p>
+ <div class="container">
+ <div style="math-style: normal;">
+ <div>
+ <div>
+ <div style="font-size: math; math-depth: auto-add">X</div>
+ </div>
+ </div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative-ref.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative-ref.html
new file mode 100644
index 0000000000..cb5326ad71
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative-ref.html
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level (reference)</title>
+ <meta charset="utf-8">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 12px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 12px.</p>
+ <div class="container">
+ <div>
+ <div>X</div>
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative.html
new file mode 100644
index 0000000000..36b477aa32
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-script-level-font-size-clamping-001.tentative.html
@@ -0,0 +1,27 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-script-level clamping</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3739">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-script-level-property">
+ <meta name="assert" content="Clamping due to browser's min font size only affects the used size.">
+ <link rel="match" href="math-script-level-font-size-clamping-001.tentative-ref.html">
+ <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+ <style>
+ .container {
+ /* Ahem font does not have a MATH table so the font-size scale factor
+ is always 0.71^{computed - inherited math script level} */
+ font: 12px/1 Ahem;
+ }
+ </style>
+ </head>
+ <body>
+ <p>Test passes if you see a square of side 12px.</p>
+ <div class="container"><!-- Initial size is 12px. -->
+ <div style="font-size: math; math-depth: add(8);"><!-- Size is 12*.71^8 = 0.7749042374949131 < 1px. -->
+ <div style="font-size: math; math-depth: add(-8);">X</div><!-- back to 12px. -->
+ </div>
+ </div>
+ </body>
+</html>
diff --git a/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative.html b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative.html
new file mode 100644
index 0000000000..e63f28b191
--- /dev/null
+++ b/testing/web-platform/tests/css/css-fonts/math-script-level-and-math-style/math-style-001.tentative.html
@@ -0,0 +1,43 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>math-style</title>
+ <meta charset="utf-8">
+ <link rel="help" href="https://github.com/w3c/csswg-drafts/issues/3746">
+ <link rel="help" href="https://mathml-refresh.github.io/mathml-core/#the-math-style-property">
+ <meta name="assert" content="Check the resolved value of math-style">
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+ <script>
+ function mathStyle(id) {
+ return window.getComputedStyle(document.getElementById(id)).
+ getPropertyValue("math-style");
+ }
+ setup({ explicit_done: true });
+ window.addEventListener("load", function() {
+ test(function() {
+ assert_equals(mathStyle("initial"), "normal");
+ }, "Initial value of math-style");
+ test(function() {
+ assert_equals(mathStyle("specifiedInline"), "compact");
+ assert_equals(mathStyle("specifiedDisplay"), "normal");
+ }, "Specified values of math-style");
+ test(function() {
+ assert_equals(mathStyle("inheritedInline"), "compact");
+ assert_equals(mathStyle("inheritedDisplay"), "normal");
+ }, "Inherited values of math-style");
+ done();
+ });
+ </script>
+ </head>
+ <body>
+ <div id="log"></div>
+ <div id="initial"></div>
+ <div id="specifiedInline" style="math-style: compact">
+ <div id="inheritedInline"></div>
+ </div>
+ <div id="specifiedDisplay" style="math-style: normal">
+ <div id="inheritedDisplay"></div>
+ </div>
+ </body>
+</html>