28 lines
920 B
HTML
28 lines
920 B
HTML
<!doctype html>
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<meta charset=utf-8>
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<meta name="timeout" content="long">
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<title></title>
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<script src=/resources/testharness.js></script>
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<script src=/resources/testharnessreport.js></script>
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<script>
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'use strict';
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promise_test(async t => {
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// Plan B is a legacy feature that should not be supported on a modern
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// browser. To pass this test you must either ignore sdpSemantics altogether
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// (and construct with Unified Plan despite us asking for Plan B) or throw an
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// exception.
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let pc = null;
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try {
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pc = new RTCPeerConnection({sdpSemantics:"plan-b"});
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t.add_cleanup(() => pc.close());
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} catch (e) {
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// Test passed!
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return;
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}
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// If we did not throw, we must not have gotten what we asked for. If
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// sdpSemantics is not recognized by the browser it will be undefined here.
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assert_not_equals(pc.getConfiguration().sdpSemantics, "plan-b");
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}, 'Plan B is not supported');
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</script>
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