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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/speculation-rules/prerender/local-storage.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/speculation-rules/prerender/local-storage.html')
| -rw-r--r-- | testing/web-platform/tests/speculation-rules/prerender/local-storage.html | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/testing/web-platform/tests/speculation-rules/prerender/local-storage.html b/testing/web-platform/tests/speculation-rules/prerender/local-storage.html new file mode 100644 index 0000000000..73f760cfb0 --- /dev/null +++ b/testing/web-platform/tests/speculation-rules/prerender/local-storage.html @@ -0,0 +1,54 @@ +<!DOCTYPE html> +<title>Same-origin prerendering can access localStorage</title> +<meta name="variant" content="?target_hint=_self"> +<meta name="variant" content="?target_hint=_blank"> +<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="/common/dispatcher/dispatcher.js"></script> +<script src="../resources/utils.js"></script> +<script src="resources/utils.js"></script> + +<body> +<script> +setup(() => assertSpeculationRulesIsSupported()); + +promise_test(async t => { + const uid1 = token(); + const uid2 = token(); + + // A promise to wait until a prerendered page writes data with the "prerender" + // key in the local storage. + const write_promise = new Promise((resolve, reject) => { + window.addEventListener("storage", event => { + if (event.key !== 'prerender') { + reject("wrong key"); + } else { + resolve(); + } + }, { once: true }); + }); + + const opt = {}; + const init_opt = {}; + const rule_extras = {'target_hint': getTargetHint()}; + + window.localStorage.setItem('initial', uid1); + const {exec} = await create_prerendered_page(t, opt, init_opt, rule_extras); + const result = await exec(uid2 => { + window.localStorage.setItem('prerender', uid2); + return window.localStorage.getItem('initial'); + }, [uid2]) + + // Start prerendering a page that attempts to access localStorage API. + assert_equals( + result, uid1, + 'prerendering page should be able to read from local storage'); + + await write_promise; + assert_equals( + window.localStorage.getItem('prerender'), uid2, + 'prerendering page should be able to write to local storage'); +}, 'prerendering page should be able to access local storage'); +</script> |