| <!doctype html> |
| <meta charset=utf-8> |
| <title>RTCPeerConnection stats caching</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="../webrtc/RTCPeerConnection-helper.js"></script> |
| <script> |
| 'use strict'; |
| |
| promise_test(async (t) => { |
| const pc1 = new RTCPeerConnection(); |
| t.add_cleanup(() => pc1.close()); |
| |
| pc1.createDataChannel('wpt'); |
| |
| const stats = []; |
| const firstStats = await pc1.getStats(); |
| await pc1.setLocalDescription(); |
| const secondStats = await new Promise(resolve => { |
| pc1.onicecandidate = async (e) => { |
| if (e.candidate) { |
| pc1.onicecandidate = undefined; |
| resolve(await pc1.getStats()); |
| } |
| }; |
| }); |
| assert_true(!!secondStats); |
| |
| let firstCandidateCount = 0; |
| firstStats.forEach(report => { |
| if (report.type === 'local-candidate') { |
| firstCandidatecount++; |
| } |
| }); |
| assert_equals(firstCandidateCount, 0); |
| |
| let secondCandidateCount = 0; |
| secondStats.forEach(report => { |
| if (report.type === 'local-candidate') { |
| secondCandidateCount++; |
| } |
| }); |
| assert_greater_than(secondCandidateCount, firstCandidateCount); |
| }, 'onicecandidate does not cache results'); |
| |
| promise_test(async (t) => { |
| const pc1 = new RTCPeerConnection(); |
| t.add_cleanup(() => pc1.close()); |
| const pc2 = new RTCPeerConnection(); |
| t.add_cleanup(() => pc2.close()); |
| |
| pc1.createDataChannel('wpt'); |
| |
| await pc1.setLocalDescription(); |
| const offer = pc1.localDescription; |
| const candidate = await new Promise(resolve => { |
| pc1.onicecandidate = e => { |
| if (e.candidate) { |
| pc1.onicecandidate = undefined; |
| resolve(e.candidate); |
| } |
| }; |
| }); |
| await pc2.setRemoteDescription(offer); |
| await pc2.setLocalDescription(); |
| |
| const initialStats = await pc2.getStats(); |
| // Replace the candidate IP address. This avoids a mdns candidate which in some |
| // implementations seems to show up later. |
| const mangledCandidate = candidate.candidate.replace(candidate.candidate.split(' ')[4], '127.0.0.1'); |
| await pc2.addIceCandidate({sdpMid: candidate.sdpMid, candidate: mangledCandidate}); |
| const newStats = await pc2.getStats(); |
| |
| let initialRemoteCandidates = 0; |
| initialStats.forEach(report => { |
| if (report.type === 'remote-candidate') { |
| initialRemoteCandidates++; |
| } |
| }); |
| let newRemoteCandidates = 0; |
| newStats.forEach(report => { |
| if (report.type === 'remote-candidate') { |
| newRemoteCandidates++; |
| } |
| }); |
| assert_equals(initialRemoteCandidates + 1, newRemoteCandidates); |
| }, 'addIceCandidate does not cache results'); |
| |
| </script> |
