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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/preload/preload-time-to-fetch.https.html
parentInitial commit. (diff)
downloadfirefox-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/preload/preload-time-to-fetch.https.html')
-rw-r--r--testing/web-platform/tests/preload/preload-time-to-fetch.https.html99
1 files changed, 99 insertions, 0 deletions
diff --git a/testing/web-platform/tests/preload/preload-time-to-fetch.https.html b/testing/web-platform/tests/preload/preload-time-to-fetch.https.html
new file mode 100644
index 0000000000..774501ef3e
--- /dev/null
+++ b/testing/web-platform/tests/preload/preload-time-to-fetch.https.html
@@ -0,0 +1,99 @@
+<!doctype html>
+<meta name="timeout" content="long">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/common/utils.js"></script>
+<script src="/preload/resources/preload_helper.js"></script>
+<body>
+<script>
+
+function test_preload_change(before, after, expected, label) {
+ promise_test(async t => {
+ const link = document.createElement('link');
+ link.rel = 'preload';
+ t.add_cleanup(() => link.remove());
+ const loadErrorOrTimeout = () => new Promise(resolve => {
+ const timeoutMillis = 1000;
+ link.addEventListener('load', () => resolve('load'));
+ link.addEventListener('error', () => resolve('error'));
+ t.step_timeout(() => resolve('timeout'), timeoutMillis);
+ });
+ for (const attr in before)
+ link.setAttribute(attr, before[attr]);
+ document.head.appendChild(link);
+ const result1 = await loadErrorOrTimeout();
+ for (const attr in after) {
+ if (attr in before && after[attr] === null)
+ link.removeAttribute(attr);
+ else
+ link.setAttribute(attr, after[attr]);
+ }
+ const result2 = await loadErrorOrTimeout();
+ assert_array_equals([result1, result2], expected);
+ }, label);
+}
+
+test_preload_change(
+ {href: '/common/square.png?1', as: 'image'},
+ {href: '/common/square.png?2'},
+ ['load', 'load'],
+ 'Changing a preload href should trigger a fetch');
+
+test_preload_change(
+ {href: '/common/square.png?3', as: 'style'},
+ {as: 'image'},
+ ['load', 'load'],
+ 'Changing a preload "as" from a previously non-matching destination should trigger a fetch');
+
+test_preload_change(
+ {href: '/common/square.png?4', type: 'text/plain', as: 'image'},
+ {type: 'image/png'},
+ ['timeout', 'load'],
+ 'Changing a preload "type" (non-matching->matching) should trigger a fetch');
+
+test_preload_change(
+ {href: '/common/square.png?4', type: 'text/plain', as: 'image'},
+ {type: null},
+ ['timeout', 'load'],
+ 'Removing a preload non-matching "type" should trigger a fetch');
+
+
+test_preload_change(
+ {href: '/common/square.png?4', type: 'image/png', as: 'image'},
+ {type: null},
+ ['load', 'timeout'],
+ 'Removing a preload matching "type" should not trigger a fetch');
+
+test_preload_change(
+ {href: '/common/square.png?5', as: 'image', media: 'screen and (max-width: 10px)'},
+ {media: 'screen and (max-width: 20000px)'},
+ ['timeout', 'load'],
+ 'Changing a preload media attribute (non matching->matching) should trigger a fetch');
+
+test_preload_change(
+ {href: '/common/square.png?6', as: 'image', media: 'screen and (max-width: 10px)'},
+ {media: 'screen and (max-width: 20px)'},
+ ['timeout', 'timeout'],
+ 'Changing a preload media attribute (non matching->non matching) should not trigger a fetch');
+
+test_preload_change(
+ {href: '/common/square.png?7', as: 'image', media: 'screen and (max-width: 100000px)'},
+ {media: 'screen and (max-width: 20000px)'},
+ ['load', 'timeout'],
+ 'Changing a preload media attribute (matching->matching) should not trigger a new fetch');
+
+test_preload_change(
+ {href: '/common/square.png?8', as: 'image', media: 'screen and (max-width: 100000px)'},
+ {media: null},
+ ['load', 'timeout'],
+ 'Removing a matching preload media attribute should not trigger a new fetch');
+
+
+test_preload_change(
+ {href: '/common/square.png?9', as: 'image', media: 'screen and (max-width: 10px)'},
+ {media: null},
+ ['timeout', 'load'],
+ 'Removing a non-matching preload media attribute should trigger a new fetch');
+
+</script>
+</body> \ No newline at end of file