[RTCPeerConnection-constructor.html]
  [new RTCPeerConnection({ iceServers: [{}\] })]
    expected: FAIL

  [new RTCPeerConnection({ iceServers: [null\] })]
    expected: FAIL

  [new RTCPeerConnection({ iceServers: [undefined\] })]
    expected: FAIL

  [new RTCPeerConnection({ iceServers: [{ url: "stun:stun1.example.net" }\] })]
    expected: FAIL

  [new RTCPeerConnection({ rtcpMuxPolicy: null })]
    expected: FAIL

  [new RTCPeerConnection({ rtcpMuxPolicy: "invalid" })]
    expected: FAIL

  [new RTCPeerConnection({ iceCandidatePoolSize: toNumberThrows })]
    expected: FAIL

  [new RTCPeerConnection({ certificates: [expiredCertificate\] })]
    expected: FAIL

  [connectionState initial value]
    expected: FAIL