This is a testharness.js-based test. [FAIL] setRemoteDescription() with invalid SDP and stable state should reject with InvalidStateError assert_throws_dom: function "() => { throw e }" threw object "OperationError: Failed to execute 'setRemoteDescription' on 'RTCPeerConnection': Failed to parse SessionDescription. invalid Expect line: v=" that is not a DOMException InvalidStateError: property "code" is equal to 0, expected 11 Harness: the test ran to completion.