1 files changed, 34 insertions, 0 deletions
diff --git a/layout/reftests/margin-collapsing/block-float-2a-dyn.html b/layout/reftests/margin-collapsing/block-float-2a-dyn.html
new file mode 100644
index 000000000..8d1f27fd4
--- /dev/null
+++ b/layout/reftests/margin-collapsing/block-float-2a-dyn.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<head>
+<style type="text/css">
+#separator {
+ height: 20px;
+ background-color: green;
+}
+#float {
+ float: left;
+ width: 50px;
+ margin: 20px 0;
+ background-color: green;
+}
+#child {
+ height: 20px;
+ background-color: lightgreen;
+}
+</style>
+<script type="text/javascript">
+function test() {
+ document.getElementById('child').style.margin = '40px 0';
+ document.documentElement.removeAttribute('class');
+}
+document.addEventListener('MozReftestInvalidate', test, false);
+</script>
+</head>
+<body>
+<div id="separator"></div>
+<div id="float">
+ <div id="child"></div>
+</div>
+</body>
+</html>