1 files changed, 56 insertions, 0 deletions
diff --git a/layout/reftests/bugs/1714763-1.html b/layout/reftests/bugs/1714763-1.html
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index 0000000000..a9c277b6b4
--- /dev/null
+++ b/layout/reftests/bugs/1714763-1.html
@@ -0,0 +1,56 @@
+<!DOCTYPE html>
+<html class="reftest-wait reftest-no-flush">
+<style>
+html {
+  /* Suppress scrollbars to avoid periodical unthrottling for transform */
+  /* animations on the compositor. */
+  overflow: hidden;
+}
+body {
+  margin: 0px;
+  padding: 0px;
+}
+
+@keyframes anim {
+  0% { scale: 2.1; }
+  100% { scale: 2.1; }
+}
+#target {
+  position: absolute;
+  left:100px;
+  top:100px;
+  scale:0.05;
+}
+#rotate {
+  transform: rotate(180deg);
+  transform-origin: 50% 50%;
+}
+#theimg {
+  width: 100px;
+  height: 100px;
+}
+</style>
+<body>
+<div id="target">
+  <div id="rotate">
+    <img id="theimg" src="repeatable-diagonal-gradient.png">
+  </div>
+</div>
+
+
+<script>
+document.addEventListener('MozReftestInvalidate', () => {
+  // Set a bit longer animation delay to avoid painting the initial animation
+  // style on the main thread.
+  target.style.animation = "anim 100s 1s";
+  target.addEventListener("animationstart", () => {
+    requestAnimationFrame(() => {
+      requestAnimationFrame(() => {
+        document.documentElement.classList.remove("reftest-wait");
+      });
+    });
+  });
+}, { once: true });
+</script>
+</body>
+</html>