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-rw-r--r--layout/reftests/bugs/579323-1.html40
1 files changed, 40 insertions, 0 deletions
diff --git a/layout/reftests/bugs/579323-1.html b/layout/reftests/bugs/579323-1.html
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index 0000000000..fa00c11b7c
--- /dev/null
+++ b/layout/reftests/bugs/579323-1.html
@@ -0,0 +1,40 @@
+<!DOCTYPE HTML>
+<html class="reftest-wait">
+<head>
+<style>
+body {
+ margin: 0;
+ display: flex;
+ width: 400px;
+}
+canvas {
+ flex: 1;
+ opacity: 0.999;
+ border: 1px solid black;
+}
+.censor {
+ position: absolute;
+ width: 1px;
+ height: 1px;
+ background: cyan;
+}
+</style>
+</head>
+<body>
+<canvas id="c" width="100" height="100"></canvas>
+<script>
+var ctx = document.getElementById("c").getContext('2d');
+ctx.fillStyle = "lime";
+ctx.fillRect(0, 0, 100, 100);
+function doTest() {
+ document.body.style.width = "502px";
+ document.documentElement.removeAttribute("class");
+}
+window.addEventListener("MozReftestInvalidate", doTest);
+</script>
+<div class="censor" style="left:0; top:0;"></div>
+<div class="censor" style="left:501px; top:0;"></div>
+<div class="censor" style="left:0; top:101px;"></div>
+<div class="censor" style="left:501px; top:101px;"></div>
+</body>
+</html>