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Bug 1614803: Test-case that gets to the root of the problem. r=jib

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Differential Revision: https://phabricator.services.mozilla.com/D63341

--HG--
extra : moz-landing-system : lando
This commit is contained in:
Byron Campen [:bwc] 2020-02-20 16:31:19 +00:00
parent c5e3d9ecd6
commit 54ac7bcf8b
1 changed files with 22 additions and 0 deletions
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22
testing/web-platform/tests/webrtc/RTCPeerConnection-onnegotiationneeded.html
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@ -348,6 +348,28 @@
await new Promise(resolve => pc.onnegotiationneeded = resolve);
}, 'Calling setStreams should cause negotiationneeded to fire');
promise_test(async t => {
const pc1 = new RTCPeerConnection();
t.add_cleanup(() => pc1.close());
const pc2 = new RTCPeerConnection();
t.add_cleanup(() => pc2.close());
let negotiationCount = 0;
pc1.onnegotiationneeded = async () => {
negotiationCount++;
await pc1.setLocalDescription(await pc1.createOffer());
await pc2.setRemoteDescription(pc1.localDescription);
await pc2.setLocalDescription(await pc2.createAnswer());
await pc1.setRemoteDescription(pc2.localDescription);
}
pc1.addTransceiver("video");
await new Promise(r => pc1.onsignalingstatechange = () => pc1.signalingState == "stable" && r());
pc1.addTransceiver("audio");
await new Promise(r => pc1.onsignalingstatechange = () => pc1.signalingState == "stable" && r());
assert_equals(negotiationCount, 2);
}, 'Adding two transceivers, one at a time, results in the expected number of negotiationneeded events');
/*
TODO
4.7.3. Updating the Negotiation-Needed flag