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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /testing/web-platform/tests/content-security-policy/support/prefetch-with-csp.html | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/content-security-policy/support/prefetch-with-csp.html')
-rw-r--r-- | testing/web-platform/tests/content-security-policy/support/prefetch-with-csp.html | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/testing/web-platform/tests/content-security-policy/support/prefetch-with-csp.html b/testing/web-platform/tests/content-security-policy/support/prefetch-with-csp.html new file mode 100644 index 0000000000..8185a3abee --- /dev/null +++ b/testing/web-platform/tests/content-security-policy/support/prefetch-with-csp.html @@ -0,0 +1,18 @@ +<!DOCTYPE html> + <html> + <head> + <link id="prefetch" rel="prefetch" href="pass.png"> + </head> + <body> + <script> + const bc = new BroadcastChannel(new URLSearchParams(location.search).get("uid")); + document.getElementById("prefetch").addEventListener("error", e => bc.postMessage(false)); + const observer = new PerformanceObserver(entries => { + const found = entries.getEntriesByName(new URL("pass.png", location.href).href); + if (found.length) + bc.postMessage(found[0].encodedBodySize > 0); + }); + observer.observe({entryTypes: ["resource"]}); + </script> + </body> + </html> |