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<!doctype html>
<meta charset="utf-8">
<!--
4.2.1 RTCConfiguration Dictionary

  The RTCConfiguration defines a set of parameters to configure how the peer to peer communication established via RTCPeerConnection is established or re-established.

  ...

  iceCandidatePoolSize of type octet, defaulting to 0
    Size of the prefetched ICE pool as defined in [JSEP] (section 3.5.4. and section 4.1.1.).
-->
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>

/*

dictionary RTCConfiguration {
    ...
    [EnforceRange]
    octet                    iceCandidatePoolSize = 0;
};

... of type octet
*/
test(() => {
  const pc = new RTCPeerConnection();
  assert_idl_attribute(pc, "getConfiguration");
  assert_equals(pc.getConfiguration().iceCandidatePoolSize, 0);
}, "Initialize a new RTCPeerConnection with no iceCandidatePoolSize");

test(() => {
  const pc = new RTCPeerConnection({
    iceCandidatePoolSize: 0
  });
  assert_idl_attribute(pc, "getConfiguration");
  assert_equals(pc.getConfiguration().iceCandidatePoolSize, 0);
}, "Initialize a new RTCPeerConnection with iceCandidatePoolSize: 0");

test(() => {
  const pc = new RTCPeerConnection({
    iceCandidatePoolSize: 255
  });
  assert_idl_attribute(pc, "getConfiguration");
  assert_equals(pc.getConfiguration().iceCandidatePoolSize, 255);
}, "Initialize a new RTCPeerConnection with iceCandidatePoolSize: 255");

test(() => {
  assert_throws_js(TypeError, () => {
    new RTCPeerConnection({
      iceCandidatePoolSize: -1
    });
  });
}, "Initialize a new RTCPeerConnection with iceCandidatePoolSize: -1 (Out Of Range)");

test(() => {
  assert_throws_js(TypeError, () => {
    new RTCPeerConnection({
      iceCandidatePoolSize: 256
    });
  });
}, "Initialize a new RTCPeerConnection with iceCandidatePoolSize: 256 (Out Of Range)");


/*
Reconfiguration
*/

test(() => {
  const pc = new RTCPeerConnection();
  assert_idl_attribute(pc, "getConfiguration");
  assert_idl_attribute(pc, "setConfiguration");
  pc.setConfiguration({
    iceCandidatePoolSize: 0
  });
  assert_equals(pc.getConfiguration().iceCandidatePoolSize, 0);
}, "Reconfigure RTCPeerConnection instance iceCandidatePoolSize to 0");

test(() => {
  const pc = new RTCPeerConnection();
  assert_idl_attribute(pc, "getConfiguration");
  assert_idl_attribute(pc, "setConfiguration");
  pc.setConfiguration({
    iceCandidatePoolSize: 255
  });
  assert_equals(pc.getConfiguration().iceCandidatePoolSize, 255);
}, "Reconfigure RTCPeerConnection instance iceCandidatePoolSize to 255");

/*
The following tests include an explicit assertion for the existence of a
setConfiguration function to prevent the assert_throws_js from catching the
TypeError object that will be thrown when attempting to call the
non-existent setConfiguration method (in cases where it has not yet
been implemented). Without this check, these tests will pass incorrectly.
*/

test(() => {
  const pc = new RTCPeerConnection();
  assert_equals(typeof pc.setConfiguration, "function", "RTCPeerConnection.prototype.setConfiguration is not implemented");
  assert_throws_js(TypeError, () => {
    pc.setConfiguration({
      iceCandidatePoolSize: -1
    });
  });
}, "Reconfigure RTCPeerConnection instance iceCandidatePoolSize to -1 (Out Of Range)");

test(() => {
  const pc = new RTCPeerConnection();
  assert_equals(typeof pc.setConfiguration, "function", "RTCPeerConnection.prototype.setConfiguration is not implemented");
  assert_throws_js(TypeError, () => {
    pc.setConfiguration({
      iceCandidatePoolSize: 256
    });
  });
}, "Reconfigure RTCPeerConnection instance iceCandidatePoolSize to 256 (Out Of Range)");
</script>