33 lines
1.2 KiB
HTML
33 lines
1.2 KiB
HTML
<!doctype html>
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<meta charset=utf-8>
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<title>RTCPeerConnection Simulcast Offer</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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// Tests for the construction of offers with simulcast according to:
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// draft-ietf-mmusic-sdp-simulcast-13
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// draft-ietf-mmusic-rid-15
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promise_test(async t => {
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const pc = new RTCPeerConnection();
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t.add_cleanup(() => pc.close());
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const expected_rids = ['foo', 'bar', 'baz'];
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pc.addTransceiver('video', {
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sendEncodings: expected_rids.map(rid => ({rid}))
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});
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const offer = await pc.createOffer();
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let offer_lines = offer.sdp.split('\r\n');
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// Check for a RID line for each layer.
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for (const rid of expected_rids) {
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let result = offer_lines.find(line => line.startsWith(`a=rid:${rid}`));
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assert_not_equals(result, undefined, `RID attribute for '${rid}' missing.`);
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}
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// Check for simulcast attribute with send direction and all RIDs.
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let result = offer_lines.find(
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line => line.startsWith(`a=simulcast:send ${expected_rids.join(';')}`));
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assert_not_equals(result, undefined, "Could not find simulcast attribute.");
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}, 'createOffer() with multiple send encodings should create simulcast offer');
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</script>
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