RTCPeerConnection-constructor.html
<!doctype html>
<meta charset=utf-8>
<title>RTCPeerConnection constructor</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script>
test(function() {
assert_equals(RTCPeerConnection.length, 0);
}, 'RTCPeerConnection.length');
// These are used for string and number dictionary members to see if they are
// being accessed at all.
const toStringThrows = { toString: function() { throw new Error; } };
const toNumberThrows = Symbol();
// Test the first argument of the constructor. The key is the argument itself,
// and the value is the first argument for assert_throws, or false if no
// exception should be thrown.
const testArgs = {
// No argument or equivalent.
'': false,
'null': false,
'undefined': false,
'{}': false,
// peerIdentity
'{ peerIdentity: toStringThrows }': new Error,
// certificates
'{ certificates: null }': new TypeError,
'{ certificates: undefined }': false,
'{ certificates: [] }': false,
'{ certificates: [null] }': new TypeError,
'{ certificates: [undefined] }': new TypeError,
// iceCandidatePoolSize
'{ iceCandidatePoolSize: toNumberThrows }': new TypeError,
}
for (const arg in testArgs) {
const expr = 'new RTCPeerConnection(' + arg + ')';
test(function() {
const throws = testArgs[arg];
if (throws) {
assert_throws(throws, function() {
eval(expr);
});
} else {
eval(expr);
}
}, expr);
}
// The initial values of attributes of RTCPeerConnection.
const initialState = {
'localDescription': null,
'currentLocalDescription': null,
'pendingLocalDescription': null,
'remoteDescription': null,
'currentRemoteDescription': null,
'pendingRemoteDescription': null,
'signalingState': 'stable',
'iceGatheringState': 'new',
'iceConnectionState': 'new',
'connectionState': 'new',
'canTrickleIceCandidates': null,
// TODO: defaultIceServers
};
for (const attr in initialState) {
test(function() {
// Use one RTCPeerConnection instance for all initial value tests.
if (!window.pc) {
window.pc = new RTCPeerConnection;
}
assert_equals(pc[attr], initialState[attr]);
}, attr + ' initial value');
}
</script>