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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-21 20:56:19 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-21 20:56:19 +0000 |
| commit | 0b6210cd37b68b94252cb798598b12974a20e1c1 (patch) | |
| tree | e371686554a877842d95aa94f100bee552ff2a8e /test/wpt/tests/fetch/stale-while-revalidate/stale-script.html | |
| parent | Initial commit. (diff) | |
| download | node-undici-upstream.tar.xz node-undici-upstream.zip | |
Adding upstream version 5.28.2+dfsg1+~cs23.11.12.3.upstream/5.28.2+dfsg1+_cs23.11.12.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/wpt/tests/fetch/stale-while-revalidate/stale-script.html')
| -rw-r--r-- | test/wpt/tests/fetch/stale-while-revalidate/stale-script.html | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/test/wpt/tests/fetch/stale-while-revalidate/stale-script.html b/test/wpt/tests/fetch/stale-while-revalidate/stale-script.html new file mode 100644 index 0000000..f531748 --- /dev/null +++ b/test/wpt/tests/fetch/stale-while-revalidate/stale-script.html @@ -0,0 +1,59 @@ +<!DOCTYPE html> +<meta charset="utf-8"> +<title>Tests Stale While Revalidate works for scripts</title> +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> +<script src="/common/utils.js"></script> +<body> +<script> + +const request_token = token(); +const script_src = "./resources/stale-script.py?token=" + request_token; + +// The script above will call report() via a uniquely generated ID on the +// subresource. If it is a cache hit, the ID will be the same and +// |last_modified_count| won't be incremented. +let last_modified; +let last_modified_count = 0; +function report(mod) { + if (last_modified == mod) + return; + last_modified = mod; + last_modified_count++; +} + +let loadScript = async () => { + let script = document.createElement("script"); + let script_loaded = new Promise(r => script.onload = r); + script.src = script_src; + document.body.appendChild(script); + await script_loaded; +}; + +promise_test(async t => { + await new Promise(r => window.onload = r); + + await loadScript(); + assert_equals(last_modified_count, 1, '(initial version loaded)'); + + await loadScript(); + assert_equals(last_modified_count, 1, '(stale version loaded)'); + + // Query the server again and again. At some point it must have received the + // revalidation request. We poll, because we don't know when the revalidation + // will occur. + while(true) { + await new Promise(r => step_timeout(r, 25)); + let response = await fetch(script_src + "&query"); + let count = response.headers.get("Count"); + if (count == '2') + break; + } + + await loadScript(); + assert_equals(last_modified_count, 2, '(revalidated version loaded)'); + +}, 'Cache returns stale resource'); + +</script> +</body> |