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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/resource-timing/event-source-timing.html
parentInitial commit. (diff)
downloadfirefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz
firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8" />
+<meta name="timeout" content="long">
+<title>Resource Timing: EventSource timing behavior</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/resource-timing/resources/observe-entry.js"></script>
+</head>
+</script>
+<script>
+ async_test(t => {
+ const repetitions = 2;
+ const url = new URL(`/eventsource/resources/message.py`, location.href);
+ const eventSource = new EventSource(url);
+ let messages = 0;
+ t.add_cleanup(() => eventSource.close());
+ eventSource.addEventListener('message', () => {
+ ++messages;
+ })
+
+ new PerformanceObserver(() => {
+ const entries = performance.getEntriesByName(url);
+ assert_greater_than_equal(entries.length, messages - 1);
+ if (entries.length === repetitions)
+ t.done();
+ }).observe({type: 'resource'});
+ }, "ResourceTiming for EventSource should reflect number of re-connections to source");
+</script>
+</body>
+</html>