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-rw-r--r--testing/web-platform/tests/intersection-observer/intersection-ratio-with-fractional-bounds-in-iframe.html32
1 files changed, 32 insertions, 0 deletions
diff --git a/testing/web-platform/tests/intersection-observer/intersection-ratio-with-fractional-bounds-in-iframe.html b/testing/web-platform/tests/intersection-observer/intersection-ratio-with-fractional-bounds-in-iframe.html
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index 0000000000..b00f8ddaf6
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+++ b/testing/web-platform/tests/intersection-observer/intersection-ratio-with-fractional-bounds-in-iframe.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+<head>
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+ <style>
+ body {
+ margin: 0;
+ padding: 0;
+ }
+ .iframe-container {
+ width: 100%;
+ border: 0;
+ height: 200px;
+ }
+ </style>
+</head>
+<body>
+<script>
+ const asyncTest = async_test("intersectionRatio in iframe should be 1 for totally visible target with fractional bounds");
+ const onIframeObserved = (event) => {
+ const ratio = event.detail.intersectionRatio;
+ asyncTest.step(() => {
+ assert_equals(ratio, 1);
+ });
+ asyncTest.done();
+ };
+ window.document.addEventListener("iframeObserved", onIframeObserved, false);
+</script>
+<iframe class="iframe-container" src="./resources/intersection-ratio-with-fractional-bounds-in-iframe-content.html"></iframe>
+</body>
+</html>