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-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-1-ref.html18
-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-1a.html23
-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-1b.html23
-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-1c.html19
-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-2-ref.html15
-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-2a.html26
-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-2b.html26
-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-2c.html24
-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-2d.html24
-rw-r--r--layout/reftests/scrolling/propagated-overflow-style-2e.html15
-rw-r--r--layout/reftests/scrolling/reftest.list10
11 files changed, 223 insertions, 0 deletions
diff --git a/layout/reftests/scrolling/propagated-overflow-style-1-ref.html b/layout/reftests/scrolling/propagated-overflow-style-1-ref.html
new file mode 100644
index 000000000..7c2b1b315
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-1-ref.html
@@ -0,0 +1,18 @@
+<!DOCTYPE html>
+<html>
+<head>
+ <title>
+ Reference case with body and html *independently* scrollable.
+ </title>
+ <style>
+ html {
+ overflow: scroll;
+ }
+ body {
+ overflow: scroll;
+ }
+ </style>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/propagated-overflow-style-1a.html b/layout/reftests/scrolling/propagated-overflow-style-1a.html
new file mode 100644
index 000000000..b5115d36f
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-1a.html
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+ <title>
+ Testcase with body and html *independently* scrollable,
+ with body's "overflow" set dynamically.
+ </title>
+ <style>
+ html {
+ overflow: scroll;
+ }
+ </style>
+ <script>
+ function doTest() {
+ document.body.style.overflow = "scroll";
+ document.documentElement.removeAttribute("class");
+ }
+ window.addEventListener("MozReftestInvalidate", doTest);
+ </script>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/propagated-overflow-style-1b.html b/layout/reftests/scrolling/propagated-overflow-style-1b.html
new file mode 100644
index 000000000..4608b87d6
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-1b.html
@@ -0,0 +1,23 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+ <title>
+ Testcase with body and html *independently* scrollable,
+ with html's "overflow" set dynamically.
+ </title>
+ <style>
+ body {
+ overflow: scroll;
+ }
+ </style>
+ <script>
+ function doTest() {
+ document.documentElement.style.overflow = "scroll";
+ document.documentElement.removeAttribute("class");
+ }
+ window.addEventListener("MozReftestInvalidate", doTest);
+ </script>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/propagated-overflow-style-1c.html b/layout/reftests/scrolling/propagated-overflow-style-1c.html
new file mode 100644
index 000000000..11809915a
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-1c.html
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+ <title>
+ Testcase with body and html *independently* scrollable,
+ with both html & body's "overflow" set dynamically.
+ </title>
+ <script>
+ function doTest() {
+ document.documentElement.style.overflow = "scroll";
+ document.body.style.overflow = "scroll";
+ document.documentElement.removeAttribute("class");
+ }
+ window.addEventListener("MozReftestInvalidate", doTest);
+ </script>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/propagated-overflow-style-2-ref.html b/layout/reftests/scrolling/propagated-overflow-style-2-ref.html
new file mode 100644
index 000000000..20c3b8ae5
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-2-ref.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html>
+<head>
+ <title>
+ Reference case with the root viewport scrollable, via styles on html node.
+ </title>
+ <style>
+ html {
+ overflow: scroll;
+ }
+ </style>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/propagated-overflow-style-2a.html b/layout/reftests/scrolling/propagated-overflow-style-2a.html
new file mode 100644
index 000000000..250bedd6c
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-2a.html
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+ <title>
+ Testcase with only one of [html,body] being scrollable,
+ after body's "overflow" is reset dynamically.
+ </title>
+ <style>
+ html {
+ overflow: scroll;
+ }
+ body {
+ overflow: scroll;
+ }
+ </style>
+ <script>
+ function doTest() {
+ document.body.style.overflow = "visible";
+ document.documentElement.removeAttribute("class");
+ }
+ window.addEventListener("MozReftestInvalidate", doTest);
+ </script>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/propagated-overflow-style-2b.html b/layout/reftests/scrolling/propagated-overflow-style-2b.html
new file mode 100644
index 000000000..c94ddedb2
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-2b.html
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+ <title>
+ Testcase with only one of [html,body] being scrollable,
+ after html's "overflow" is reset dynamically.
+ </title>
+ <style>
+ html {
+ overflow: scroll;
+ }
+ body {
+ overflow: scroll;
+ }
+ </style>
+ <script>
+ function doTest() {
+ document.documentElement.style.overflow = "visible";
+ document.documentElement.removeAttribute("class");
+ }
+ window.addEventListener("MozReftestInvalidate", doTest);
+ </script>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/propagated-overflow-style-2c.html b/layout/reftests/scrolling/propagated-overflow-style-2c.html
new file mode 100644
index 000000000..0ceb1f21a
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-2c.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+ <title>
+ Testcase with only one of [html,body] being scrollable,
+ with their "overflow" styles being dynamically swapped.
+ </title>
+ <style>
+ html {
+ overflow: scroll;
+ }
+ </style>
+ <script>
+ function doTest() {
+ document.documentElement.style.overflow = "visible";
+ document.body.style.overflow = "scroll";
+ document.documentElement.removeAttribute("class");
+ }
+ window.addEventListener("MozReftestInvalidate", doTest);
+ </script>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/propagated-overflow-style-2d.html b/layout/reftests/scrolling/propagated-overflow-style-2d.html
new file mode 100644
index 000000000..3353a3374
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-2d.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+ <title>
+ Testcase with only one of [html,body] being scrollable,
+ with their "overflow" styles being dynamically swapped.
+ </title>
+ <style>
+ body {
+ overflow: scroll;
+ }
+ </style>
+ <script>
+ function doTest() {
+ document.documentElement.style.overflow = "scroll";
+ document.body.style.overflow = "visible";
+ document.documentElement.removeAttribute("class");
+ }
+ window.addEventListener("MozReftestInvalidate", doTest);
+ </script>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/propagated-overflow-style-2e.html b/layout/reftests/scrolling/propagated-overflow-style-2e.html
new file mode 100644
index 000000000..f9105185b
--- /dev/null
+++ b/layout/reftests/scrolling/propagated-overflow-style-2e.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html>
+<head>
+ <title>
+ Testcase with the root viewport scrollable, via styles on body node.
+ </title>
+ <style>
+ body {
+ overflow: scroll;
+ }
+ </style>
+</head>
+<body>
+</body>
+</html>
diff --git a/layout/reftests/scrolling/reftest.list b/layout/reftests/scrolling/reftest.list
index db1b81db6..43997ced7 100644
--- a/layout/reftests/scrolling/reftest.list
+++ b/layout/reftests/scrolling/reftest.list
@@ -85,3 +85,13 @@ fuzzy-if(asyncPan&&!layersGPUAccelerated,102,2420) == frame-scrolling-attr-2.htm
== fractional-scroll-area.html?top=0.4&outerBottom=99.6&innerBottom=200.4&scrollBefore=999 fractional-scroll-area.html?top=0&outerBottom=100&innerBottom=200&scrollBefore=999
== fractional-scroll-area.html?top=0.4&outerBottom=100.4&innerBottom=200.4&scrollBefore=999 fractional-scroll-area.html?top=0&outerBottom=100&innerBottom=200&scrollBefore=999
!= fractional-scroll-area-invalidation.html about:blank
+
+# Tests for "overflow" styles that may be propagated to the viewport:
+== propagated-overflow-style-1a.html propagated-overflow-style-1-ref.html
+== propagated-overflow-style-1b.html propagated-overflow-style-1-ref.html
+== propagated-overflow-style-1c.html propagated-overflow-style-1-ref.html
+== propagated-overflow-style-2a.html propagated-overflow-style-2-ref.html
+== propagated-overflow-style-2b.html propagated-overflow-style-2-ref.html
+== propagated-overflow-style-2c.html propagated-overflow-style-2-ref.html
+== propagated-overflow-style-2d.html propagated-overflow-style-2-ref.html
+== propagated-overflow-style-2e.html propagated-overflow-style-2-ref.html