chromium/third_party/blink/web_tests/external/wpt/webrtc/RTCPeerConnection-perfect-negotiation.https.html

<!doctype html>
<meta charset=utf-8>
<meta name="timeout" content="long">
<title></title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src="RTCPeerConnection-perfect-negotiation-helper.js"></script>
<script>
'use strict';

promise_test_both_roles(async (t, pc) => {
  assert_equals(await runA("simpleConnect"), 1, "one transceiver");
  assert_equals(await runB("addTransceiver"), 2, "two transceivers");
}, "Perfect negotiation setup connects");

promise_test_both_roles(async (t, pc) => {
  await runBoth("addTransceiver");
  const [numA, numB] = await runBoth("getNumTransceivers");
  assert_equals(numA, 2, "two transceivers on side A");
  assert_equals(numB, 2, "two transceivers on side B");
}, "Perfect negotiation glare");
</script>