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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/intersection-observer/scroll-and-root-margin.html | |
| parent | Initial commit. (diff) | |
| download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip | |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/intersection-observer/scroll-and-root-margin.html')
| -rw-r--r-- | testing/web-platform/tests/intersection-observer/scroll-and-root-margin.html | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/testing/web-platform/tests/intersection-observer/scroll-and-root-margin.html b/testing/web-platform/tests/intersection-observer/scroll-and-root-margin.html new file mode 100644 index 0000000000..c79233d087 --- /dev/null +++ b/testing/web-platform/tests/intersection-observer/scroll-and-root-margin.html @@ -0,0 +1,37 @@ +<!DOCTYPE html> +<meta name="viewport" content="width=device-width,initial-scale=1"> +<link rel="help" href="https://www.w3.org/TR/intersection-observer/#dom-intersectionobserver-scrollmargin"> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="./resources/intersection-observer-test-utils.js"></script> + +<style> +#spacer { width: 50px; height: calc(100vh + 10px); } +#target { width: 50px; height: 50px; background-color: green; } +</style> + +<div id=spacer></div> +<div id=target></div> + +<script> +let entries = []; + +window.onload = function() { + runTestCycle(testIntersection, "Test scroll margin intersection"); + + const observer = new IntersectionObserver( + es => entries = entries.concat(es), + { + scrollMargin: "10px", + rootMargin: "10px" + } + ); + observer.observe(target); +}; + +function testIntersection() { + assert_equals(entries.length, 1, "IntersectionObserverEntryCount"); + assert_true(entries[0].isIntersecting, "isIntersecting"); + assert_approx_equals(entries[0].intersectionRatio, 0.04, 0.0001, "intersectionRatio"); +} +</script> |