71 lines
2.7 KiB
HTML
71 lines
2.7 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>Test advertised required document policy</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script> </head>
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<body>
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<h1>Test advertised required document policy</h1>
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<script>
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// The top-level document has a required document policy. Any requests for
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// documents in child frames must be sent with a required policy header
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// indicating a required policy at least as strict. (In this case, "at least as
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// strict" means that the 'bpp' parameter must be less than or equal to the
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// parent document's required value.)
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callbacks = {};
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window.addEventListener('message', ev => {
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var id = ev.data.id;
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if (id && callbacks[id]) {
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callbacks[id](ev.data.requiredPolicy || null);
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}
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});
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async_test(t => {
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var iframe = document.createElement('iframe');
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iframe.src = "/document-policy/echo-policy.py?id=1";
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callbacks["1"] = t.step_func_done(result => {
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assert_equals(result, "sync-xhr=?0");
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});
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document.body.appendChild(iframe);
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}, "Child frame with no explicit policy should have the same required policy as its parent.");
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async_test(t => {
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var iframe = document.createElement('iframe');
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iframe.src = "/document-policy/echo-policy.py?id=4";
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iframe.policy = "force-load-at-top=?0";
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callbacks["4"] = t.step_func_done(result => {
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assert_equals(result, "force-load-at-top=?0, sync-xhr=?0");
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});
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document.body.appendChild(iframe);
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}, "Any unrelated policy directives should combine with the parent's required policy.");
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// The following scenarios are not currently testable, as there are no configuration points
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// defined with numeric value types. They were previously run with this document having a
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// header policy of "lossless-images-max-bpp=1.1".
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// TODO: Reinstate these tests when such a configuration point is reintroduced.
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/*
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async_test(t => {
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var iframe = document.createElement('iframe');
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iframe.src = "/document-policy/echo-policy.py?id=2";
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iframe.policy = "lossless-images-max-bpp=4";
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callbacks["2"] = t.step_func_done(result => {
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assert_equals(result, "lossless-images-max-bpp=1.1");
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});
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document.body.appendChild(iframe);
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}, "Child frame with a less strict required policy should have the stricter value from the parent's policy applied.");
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async_test(t => {
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var iframe = document.createElement('iframe');
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iframe.src = "/document-policy/echo-policy.py?id=3";
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iframe.policy = "lossless-images-max-bpp=1.0";
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callbacks["3"] = t.step_func_done(result => {
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assert_equals(result, "lossless-images-max-bpp=1.0");
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});
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document.body.appendChild(iframe);
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}, "Child frame may have a stricter policy than the parent.");
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*/
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</script>
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</body>
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</html>
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