From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../w3c-css/submitted/text3/reftest-stylo.list     |   9 ++++
 .../reftests/w3c-css/submitted/text3/reftest.list  |   8 +++
 .../w3c-css/submitted/text3/support/Ahem.ttf       | Bin 0 -> 12480 bytes
 .../w3c-css/submitted/text3/support/ahem.css       |   4 ++
 .../text3/text-align-match-parent-01.html          |  40 +++++++++++++++
 .../text3/text-align-match-parent-02.html          |  56 +++++++++++++++++++++
 .../text3/text-align-match-parent-03.html          |  52 +++++++++++++++++++
 .../text3/text-align-match-parent-04.html          |  52 +++++++++++++++++++
 .../text3/text-align-match-parent-ref.html         |  32 ++++++++++++
 .../text-align-match-parent-root-ltr-ref.html      |  14 ++++++
 .../text3/text-align-match-parent-root-ltr.html    |  19 +++++++
 .../text-align-match-parent-root-rtl-ref.html      |  14 ++++++
 .../text3/text-align-match-parent-root-rtl.html    |  18 +++++++
 .../submitted/text3/text-word-spacing-001.html     |  35 +++++++++++++
 .../submitted/text3/text-word-spacing-ref.html     |  26 ++++++++++
 15 files changed, 379 insertions(+)
 create mode 100644 layout/reftests/w3c-css/submitted/text3/reftest-stylo.list
 create mode 100644 layout/reftests/w3c-css/submitted/text3/reftest.list
 create mode 100644 layout/reftests/w3c-css/submitted/text3/support/Ahem.ttf
 create mode 100644 layout/reftests/w3c-css/submitted/text3/support/ahem.css
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-align-match-parent-01.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-align-match-parent-02.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-align-match-parent-03.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-align-match-parent-04.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-align-match-parent-ref.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-ltr-ref.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-ltr.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-rtl-ref.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-rtl.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-word-spacing-001.html
 create mode 100644 layout/reftests/w3c-css/submitted/text3/text-word-spacing-ref.html

(limited to 'layout/reftests/w3c-css/submitted/text3')

diff --git a/layout/reftests/w3c-css/submitted/text3/reftest-stylo.list b/layout/reftests/w3c-css/submitted/text3/reftest-stylo.list
new file mode 100644
index 0000000000..c5f743719c
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/reftest-stylo.list
@@ -0,0 +1,9 @@
+# DO NOT EDIT! This is a auto-generated temporary list for Stylo testing
+== text-align-match-parent-01.html text-align-match-parent-01.html
+== text-align-match-parent-02.html text-align-match-parent-02.html
+== text-align-match-parent-03.html text-align-match-parent-03.html
+== text-align-match-parent-04.html text-align-match-parent-04.html
+== text-align-match-parent-root-ltr.html text-align-match-parent-root-ltr.html
+== text-align-match-parent-root-rtl.html text-align-match-parent-root-rtl.html
+
+== text-word-spacing-001.html text-word-spacing-001.html
diff --git a/layout/reftests/w3c-css/submitted/text3/reftest.list b/layout/reftests/w3c-css/submitted/text3/reftest.list
new file mode 100644
index 0000000000..2712e4363b
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/reftest.list
@@ -0,0 +1,8 @@
+== text-align-match-parent-01.html text-align-match-parent-ref.html
+== text-align-match-parent-02.html text-align-match-parent-ref.html
+== text-align-match-parent-03.html text-align-match-parent-ref.html
+== text-align-match-parent-04.html text-align-match-parent-ref.html
+== text-align-match-parent-root-ltr.html text-align-match-parent-root-ltr-ref.html
+== text-align-match-parent-root-rtl.html text-align-match-parent-root-rtl-ref.html
+
+== text-word-spacing-001.html text-word-spacing-ref.html
diff --git a/layout/reftests/w3c-css/submitted/text3/support/Ahem.ttf b/layout/reftests/w3c-css/submitted/text3/support/Ahem.ttf
new file mode 100644
index 0000000000..ac81cb0316
Binary files /dev/null and b/layout/reftests/w3c-css/submitted/text3/support/Ahem.ttf differ
diff --git a/layout/reftests/w3c-css/submitted/text3/support/ahem.css b/layout/reftests/w3c-css/submitted/text3/support/ahem.css
new file mode 100644
index 0000000000..82ee466791
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/support/ahem.css
@@ -0,0 +1,4 @@
+@font-face {
+  font-family: "Ahem";
+  src: url(./Ahem.ttf);
+}
diff --git a/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-01.html b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-01.html
new file mode 100644
index 0000000000..2c390dc662
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-01.html
@@ -0,0 +1,40 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <title>CSS Text: text-align: match-parent</title>
+    <link rel="author" title="Simon Montagu" href="mailto:smontagu@mozilla.com">
+    <link rel="help" href="http://www.w3.org/TR/css-text-3/#text-align-property">
+    <meta name="assert" content="Text checks that an element with
+     text-align: match-parent inherits its parent's value and calculates
+     'start' and 'end' with respect to its parent's direction"
+     <link rel="match" href="text-align-match-parent-ref.html">
+    <style type="text/css">
+div.start  { text-align: start; }
+div.end    { text-align: end; }
+div.left   { text-align: left; }
+div.right  { text-align: right; }
+div > div  { text-align: match-parent; }
+    </style>
+  </head>
+  <body>
+   <div>Test passes if each line that says "Left" is aligned left and
+   each line that says "Right" is aligned right</div>
+   <div class="start" dir="ltr"><div dir="ltr">Left</div></div>
+   <div class="start" dir="ltr"><div dir="rtl">Left</div></div>
+   <div class="start" dir="rtl"><div dir="ltr">Right</div></div>
+   <div class="start" dir="rtl"><div dir="rtl">Right</div></div>
+   <div class="end" dir="ltr"><div dir="ltr">Right</div></div>
+   <div class="end" dir="ltr"><div dir="rtl">Right</div></div>
+   <div class="end" dir="rtl"><div dir="ltr">Left</div></div>
+   <div class="end" dir="rtl"><div dir="rtl">Left</div></div>
+   <div class="left" dir="ltr"><div dir="ltr">Left</div></div>
+   <div class="left" dir="ltr"><div dir="rtl">Left</div></div>
+   <div class="left" dir="rtl"><div dir="ltr">Left</div></div>
+   <div class="left" dir="rtl"><div dir="rtl">Left</div></div>
+   <div class="right" dir="ltr"><div dir="ltr">Right</div></div>
+   <div class="right" dir="ltr"><div dir="rtl">Right</div></div>
+   <div class="right" dir="rtl"><div dir="ltr">Right</div></div>
+   <div class="right" dir="rtl"><div dir="rtl">Right</div></div>
+ </body>
+</html>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-02.html b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-02.html
new file mode 100644
index 0000000000..0d567cb021
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-02.html
@@ -0,0 +1,56 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+  <head>
+    <meta charset="utf-8">
+    <title>CSS Text: text-align: match-parent</title>
+    <link rel="author" title="Simon Montagu" href="mailto:smontagu@mozilla.com">
+    <link rel="help" href="http://www.w3.org/TR/css-text-3/#text-align-property">
+    <meta name="flags" content="dom">
+    <meta name="assert" content="Text checks that an element with
+      text-align: match-parent still aligns correctly if the parent's
+      dir attribute is changed">
+     <link rel="match" href="text-align-match-parent-ref.html">
+    <style type="text/css">
+div.start  { text-align: start; }
+div.end    { text-align: end; }
+div.left   { text-align: left; }
+div.right  { text-align: right; }
+div > div  { text-align: match-parent; }
+    </style>
+    <script type="text/javascript">
+function changeParentDir()
+{
+  for (parent = 0; parent < 16; ++parent) {
+     var parentDiv = document.getElementById("d" + parent);
+     if (parentDiv.dir == "rtl") {
+       parentDiv.dir = "ltr";
+     } else {
+       parentDiv.dir = "rtl";
+     }
+   }
+
+  document.documentElement.removeAttribute("class");
+}
+    </script>
+  </head>
+  <body onload="changeParentDir()">
+   <div>Test passes if each line that says "Left" is aligned left and
+   each line that says "Right" is aligned right</div>
+   <div id="d0" class="start" dir="rtl"><div dir="ltr">Left</div></div>
+   <div id="d1" class="start" dir="rtl"><div dir="rtl">Left</div></div>
+   <div id="d2" class="start" dir="ltr"><div dir="ltr">Right</div></div>
+   <div id="d3" class="start" dir="ltr"><div dir="rtl">Right</div></div>
+   <div id="d4" class="end" dir="rtl"><div dir="ltr">Right</div></div>
+   <div id="d5" class="end" dir="rtl"><div dir="rtl">Right</div></div>
+   <div id="d6" class="end" dir="ltr"><div dir="ltr">Left</div></div>
+   <div id="d7" class="end" dir="ltr"><div dir="rtl">Left</div></div>
+   <div id="d8" class="left" dir="rtl"><div dir="ltr">Left</div></div>
+   <div id="d9" class="left" dir="rtl"><div dir="rtl">Left</div></div>
+   <div id="d10" class="left" dir="ltr"><div dir="ltr">Left</div></div>
+   <div id="d11" class="left" dir="ltr"><div dir="rtl">Left</div></div>
+   <div id="d12" class="right" dir="rtl"><div dir="ltr">Right</div></div>
+   <div id="d13" class="right" dir="rtl"><div dir="rtl">Right</div></div>
+   <div id="d14" class="right" dir="ltr"><div dir="ltr">Right</div></div>
+   <div id="d15" class="right" dir="ltr"><div dir="rtl">Right</div></div>
+ </body>
+</html>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-03.html b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-03.html
new file mode 100644
index 0000000000..55887fd5d0
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-03.html
@@ -0,0 +1,52 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+  <head>
+    <meta charset="utf-8">
+    <title>CSS Text: text-align: match-parent</title>
+    <link rel="author" title="Simon Montagu" href="mailto:smontagu@mozilla.com">
+    <link rel="help" href="http://www.w3.org/TR/css-text-3/#text-align-property">
+    <meta name="flags" content="dom">
+    <meta name="assert" content="Text checks that an element whose
+      text-align property is changed to match-parent aligns correctly">
+     <link rel="match" href="text-align-match-parent-ref.html">
+    <style type="text/css">
+div.start  { text-align: start; }
+div.end    { text-align: end; }
+div.left   { text-align: left; }
+div.right  { text-align: right; }
+div.center { text-align: center; }
+div.match  { text-align: match-parent; }
+    </style>
+   <script type="text/javascript">
+function changeChildAlign()
+{
+  for (child = 0; child < 16; ++child) {
+     var childDiv = document.getElementById("d" + child);
+     childDiv.className = "match";
+   }
+
+  document.documentElement.removeAttribute("class");
+}
+   </script>
+  </head>
+  <body onload="changeChildAlign()">
+   <div>Test passes if each line that says "Left" is aligned left and
+   each line that says "Right" is aligned right</div>
+   <div class="start" dir="ltr"><div id="d0" class="center" dir="ltr">Left</div></div>
+   <div class="start" dir="ltr"><div id="d1" class="center" dir="rtl">Left</div></div>
+   <div class="start" dir="rtl"><div id="d2" class="center" dir="ltr">Right</div></div>
+   <div class="start" dir="rtl"><div id="d3" class="center" dir="rtl">Right</div></div>
+   <div class="end" dir="ltr"><div id="d4" class="center" dir="ltr">Right</div></div>
+   <div class="end" dir="ltr"><div id="d5" class="center" dir="rtl">Right</div></div>
+   <div class="end" dir="rtl"><div id="d6" class="center" dir="ltr">Left</div></div>
+   <div class="end" dir="rtl"><div id="d7" class="center" dir="rtl">Left</div></div>
+   <div class="left" dir="ltr"><div id="d8" class="center" dir="ltr">Left</div></div>
+   <div class="left" dir="ltr"><div id="d9" class="center" dir="rtl">Left</div></div>
+   <div class="left" dir="rtl"><div id="d10" class="center" dir="ltr">Left</div></div>
+   <div class="left" dir="rtl"><div id="d11" class="center" dir="rtl">Left</div></div>
+   <div class="right" dir="ltr"><div id="d12" class="center" dir="ltr">Right</div></div>
+   <div class="right" dir="ltr"><div id="d13" class="center" dir="rtl">Right</div></div>
+   <div class="right" dir="rtl"><div id="d14" class="center" dir="ltr">Right</div></div>
+   <div class="right" dir="rtl"><div id="d15" class="center" dir="rtl">Right</div></div>
+ </body>
+</html>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-04.html b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-04.html
new file mode 100644
index 0000000000..dc1c0adcd0
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-04.html
@@ -0,0 +1,52 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+  <head>
+    <meta charset="utf-8">
+    <title>CSS Text: text-align: match-parent</title>
+    <link rel="author" title="Simon Montagu" href="mailto:smontagu@mozilla.com">
+    <link rel="help" href="http://www.w3.org/TR/css-text-3/#text-align-property">
+    <meta name="flags" content="dom">
+    <meta name="assert" content="Text checks that an element with
+      text-align: match-parent still aligns correctly if the parent's
+      width is changed">
+     <link rel="match" href="text-align-match-parent-ref.html">
+    <style type="text/css">
+div.start  { text-align: start; }
+div.end    { text-align: end; }
+div.left   { text-align: left; }
+div.right  { text-align: right; }
+div > div  { text-align: match-parent; }
+    </style>
+    <script type="text/javascript">
+function changeParentWidth()
+{
+  for (parent = 0; parent < 16; ++parent) {
+     var parentDiv = document.getElementById("d" + parent);
+     parentDiv.style.width = "";
+   }
+
+  document.documentElement.removeAttribute("class");
+}
+   </script>
+  </head>
+  <body onload="changeParentWidth()">
+   <div>Test passes if each line that says "Left" is aligned left and
+   each line that says "Right" is aligned right</div>
+   <div id="d0" style="width: 50%;" class="start" dir="ltr"><div dir="ltr">Left</div></div>
+   <div id="d1" style="width: 50%;" class="start" dir="ltr"><div dir="rtl">Left</div></div>
+   <div id="d2" style="width: 50%;" class="start" dir="rtl"><div dir="ltr">Right</div></div>
+   <div id="d3" style="width: 50%;" class="start" dir="rtl"><div dir="rtl">Right</div></div>
+   <div id="d4" style="width: 50%;" class="end" dir="ltr"><div dir="ltr">Right</div></div>
+   <div id="d5" style="width: 50%;" class="end" dir="ltr"><div dir="rtl">Right</div></div>
+   <div id="d6" style="width: 50%;" class="end" dir="rtl"><div dir="ltr">Left</div></div>
+   <div id="d7" style="width: 50%;" class="end" dir="rtl"><div dir="rtl">Left</div></div>
+   <div id="d8" style="width: 50%;" class="left" dir="ltr"><div dir="ltr">Left</div></div>
+   <div id="d9" style="width: 50%;" class="left" dir="ltr"><div dir="rtl">Left</div></div>
+   <div id="d10" style="width: 50%;" class="left" dir="rtl"><div dir="ltr">Left</div></div>
+   <div id="d11" style="width: 50%;" class="left" dir="rtl"><div dir="rtl">Left</div></div>
+   <div id="d12" style="width: 50%;" class="right" dir="ltr"><div dir="ltr">Right</div></div>
+   <div id="d13" style="width: 50%;" class="right" dir="ltr"><div dir="rtl">Right</div></div>
+   <div id="d14" style="width: 50%;" class="right" dir="rtl"><div dir="ltr">Right</div></div>
+   <div id="d15" style="width: 50%;" class="right" dir="rtl"><div dir="rtl">Right</div></div>
+ </body>
+</html>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-ref.html b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-ref.html
new file mode 100644
index 0000000000..f916b44c98
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-ref.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta charset="utf-8">
+    <title>CSS Reftest Reference</title>
+    <link rel="author" title="Simon Montagu" href="mailto:smontagu@mozilla.com">
+    <style type="text/css">
+div.left   { text-align: left; }
+div.right  { text-align: right; }
+    </style>
+  </head>
+  <body>
+   <div>Test passes if each line that says "Left" is aligned left and
+   each line that says "Right" is aligned right</div>
+   <div class="left">Left</div>
+   <div class="left">Left</div>
+   <div class="right">Right</div>
+   <div class="right">Right</div>
+   <div class="right">Right</div>
+   <div class="right">Right</div>
+   <div class="left">Left</div>
+   <div class="left">Left</div>
+   <div class="left">Left</div>
+   <div class="left">Left</div>
+   <div class="left">Left</div>
+   <div class="left">Left</div>
+   <div class="right">Right</div>
+   <div class="right">Right</div>
+   <div class="right">Right</div>
+   <div class="right">Right</div>
+ </body>
+</html>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-ltr-ref.html b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-ltr-ref.html
new file mode 100644
index 0000000000..422f4fa51d
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-ltr-ref.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html dir="ltr">
+  <head>
+    <meta charset="utf-8">
+    <title>CSS Reftest Reference</title>
+    <link rel="author" title="Simon Montagu" href="mailto:smontagu@mozilla.com">
+    <style type="text/css">
+html { text-align: start; }
+    </style>
+  </head>
+  <body>
+    <p>This line should be aligned left</p>
+  </body>
+</html>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-ltr.html b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-ltr.html
new file mode 100644
index 0000000000..6665703b68
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-ltr.html
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html dir="ltr">
+  <head>
+    <meta charset="utf-8">
+    <title>CSS Text: text-align: match-parent</title>
+    <link rel="author" title="Simon Montagu" href="mailto:smontagu@mozilla.com">
+    <link rel="help" href="http://www.w3.org/TR/css-text-3/#text-align-property">
+    <meta name="assert" content="Text checks that
+      text-align: match-parent on a root element with dir=ltr is
+      equivalent to text-align: start">
+    <link rel="match" href="text-align-match-parent-root-ltr-ref.html">
+    <style type="text/css">
+html { text-align: match-parent; }
+    </style>
+  </head>
+  <body>
+    <p>This line should be aligned left</p>
+  </body>
+</html>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-rtl-ref.html b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-rtl-ref.html
new file mode 100644
index 0000000000..a96db45756
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-rtl-ref.html
@@ -0,0 +1,14 @@
+<!DOCTYPE html>
+<html dir="rtl">
+  <head>
+    <meta charset="utf-8">
+    <title>CSS Reftest Reference</title>
+    <link rel="author" title="Simon Montagu" href="mailto:smontagu@mozilla.com">
+    <style type="text/css">
+html { text-align: start; }
+    </style>
+  </head>
+  <body>
+    <p>This line should be aligned right</p>
+  </body>
+</html>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-rtl.html b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-rtl.html
new file mode 100644
index 0000000000..a2d8f22904
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-align-match-parent-root-rtl.html
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<html dir="rtl">
+  <head>
+    <title>CSS Text: text-align: match-parent</title>
+    <link rel="author" title="Simon Montagu" href="mailto:smontagu@mozilla.com">
+    <link rel="help" href="http://www.w3.org/TR/css-text-3/#text-align-property">
+    <meta name="assert" content="Text checks that
+      text-align: match-parent on a root element with dir=rtl is
+      equivalent to text-align: start">
+    <link rel="match" href="text-align-match-parent-root-rtl-ref.html">
+    <style type="text/css">
+html { text-align: match-parent; }
+    </style>
+  </head>
+  <body>
+    <p>This line should be aligned right</p>
+  </body>
+</html>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-word-spacing-001.html b/layout/reftests/w3c-css/submitted/text3/text-word-spacing-001.html
new file mode 100644
index 0000000000..a9bcfd93be
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-word-spacing-001.html
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<title>CSS Text Test: Word Spacing</title>
+<link rel="author" title="Nicholas Nethercote" href="mailto:nnethercote@mozilla.com">
+<link rel="help" href="http://www.w3.org/TR/css-text-3/#word-spacing">
+<link rel="stylesheet" type="text/css" href="support/ahem.css" />
+<link rel="match" href="text-word-spacing-ref.html">
+<meta name="flags" content="ahem">
+<meta name="assert" content="Test checks that word-spacing works with percentages.">
+<style>
+@font-face {
+  font-family: Ahem;
+  src: url(support/Ahem.ttf);
+}
+/* We use Ahem to avoid very minor differences between the test and the
+   reference that occur with certain font+platform combinations. */
+div { font-family: Ahem; font-size: 20px; }
+div.wsn100  { word-spacing: -100%; }
+div.wsn40   { word-spacing: -40%; }
+div.ws0     { word-spacing: 0%; }
+div.ws25    { word-spacing: calc(25% + 0px); }
+div.ws100   { word-spacing: 100%; }
+div.ws300   { word-spacing: calc(100% + 6em + 50%*4 - 12em/2); }
+div.ws400p1 { word-spacing: calc(400% + 1em); }
+</style>
+<body>
+  <p>Test passes if the space between the words starts at zero and increases by
+  one on each subsequent line.</p>
+  <div class="wsn100" >A Bc Def Ghij</div>
+  <div class="ws0"    >A Bc Def Ghij</div>
+  <div class="ws100"  >A Bc Def Ghij</div>
+  <div class="wsn40"  >A &nbsp;&nbsp;&nbsp;&nbsp;Bc &nbsp;&nbsp;&nbsp;&nbsp;Def &nbsp;&nbsp;&nbsp;&nbsp;Ghij</div>
+  <div class="ws300"  >A Bc Def Ghij</div>
+  <div class="ws25"   >A &nbsp;&nbsp;&nbsp;Bc &nbsp;&nbsp;&nbsp;Def &nbsp;&nbsp;&nbsp;Ghij</div>
+  <div class="ws400p1">A Bc Def Ghij</div>
+</body>
diff --git a/layout/reftests/w3c-css/submitted/text3/text-word-spacing-ref.html b/layout/reftests/w3c-css/submitted/text3/text-word-spacing-ref.html
new file mode 100644
index 0000000000..5cbd7a550c
--- /dev/null
+++ b/layout/reftests/w3c-css/submitted/text3/text-word-spacing-ref.html
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<title>CSS Text Test: Word Spacing</title>
+<link rel="author" title="Nicholas Nethercote" href="mailto:nnethercote@mozilla.com">
+<link rel="stylesheet" type="text/css" href="support/ahem.css" />
+<meta name="flags" content="ahem">
+<style>
+@font-face {
+  font-family: Ahem;
+  src: url(support/Ahem.ttf);
+}
+/* We use Ahem to avoid very minor differences between the test and the
+   reference that occur with certain font+platform combinations. */
+div { font-family: Ahem; font-size: 20px; }
+span.padoneem { padding-left: 1em; }
+</style>
+<body>
+  <p>Test passes if the space between the words starts at zero and increases by
+  one on each subsequent line.</p>
+  <div>ABcDefGhij</div>
+  <div>A Bc Def Ghij</div>
+  <div>A &nbsp;Bc &nbsp;Def &nbsp;Ghij</div>
+  <div>A &nbsp;&nbsp;Bc &nbsp;&nbsp;Def &nbsp;&nbsp;Ghij</div>
+  <div>A &nbsp;&nbsp;&nbsp;Bc &nbsp;&nbsp;&nbsp;Def &nbsp;&nbsp;&nbsp;Ghij</div>
+  <div>A &nbsp;&nbsp;&nbsp;&nbsp;Bc &nbsp;&nbsp;&nbsp;&nbsp;Def &nbsp;&nbsp;&nbsp;&nbsp;Ghij</div>
+  <div>A &nbsp;&nbsp;&nbsp;&nbsp;<span class="padoneem">Bc &nbsp;&nbsp;&nbsp;&nbsp;<span class="padoneem">Def &nbsp;&nbsp;&nbsp;&nbsp;<span class="padoneem">Ghij &nbsp;&nbsp;&nbsp;&nbsp;<span class="padoneem"></div>
+</body>
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