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<!DOCTYPE HTML>
<html>
<!-- Any copyright is dedicated to the Public Domain.
   - http://creativecommons.org/publicdomain/zero/1.0/ -->
<head>
  <meta charset="utf-8">
  <title>Test for disconnection of B2G Presentation API at sender side</title>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1069230">Test for disconnection of B2G Presentation API at sender side</a>
<script type="application/javascript;version=1.8">

'use strict';

var gScript = SpecialPowers.loadChromeScript(SimpleTest.getTestFileURL('PresentationSessionChromeScript.js'));
var request;
var connection;

function testSetup() {
  return new Promise(function(aResolve, aReject) {
    request = new PresentationRequest("http://example.com");

    request.getAvailability().then(
      function(aAvailability) {
        is(aAvailability.value, false, "Sender: should have no available device after setup");
        aAvailability.onchange = function() {
          aAvailability.onchange = null;
          ok(aAvailability.value, "Device should be available.");
          aResolve();
        }

        gScript.sendAsyncMessage('trigger-device-add');
      },
      function(aError) {
        ok(false, "Error occurred when getting availability: " + aError);
        teardown();
        aReject();
      }
    );
  });
}

function testStartConnection() {
  return new Promise(function(aResolve, aReject) {
    gScript.addMessageListener('device-prompt', function devicePromptHandler() {
      gScript.removeMessageListener('device-prompt', devicePromptHandler);
      info("Device prompt is triggered.");
      gScript.sendAsyncMessage('trigger-device-prompt-select');
    });

    gScript.addMessageListener('control-channel-established', function controlChannelEstablishedHandler() {
      gScript.removeMessageListener('control-channel-established', controlChannelEstablishedHandler);
      info("A control channel is established.");
      gScript.sendAsyncMessage('trigger-control-channel-open');
    });

    gScript.addMessageListener('control-channel-opened', function controlChannelOpenedHandler(aReason) {
      gScript.removeMessageListener('control-channel-opened', controlChannelOpenedHandler);
      info("The control channel is opened.");
    });

    gScript.addMessageListener('control-channel-closed', function controlChannelClosedHandler(aReason) {
      gScript.removeMessageListener('control-channel-closed', controlChannelClosedHandler);
      info("The control channel is closed. " + aReason);
    });

    gScript.addMessageListener('offer-sent', function offerSentHandler(aIsValid) {
      gScript.removeMessageListener('offer-sent', offerSentHandler);
      ok(aIsValid, "A valid offer is sent out.");
      gScript.sendAsyncMessage('trigger-incoming-answer');
    });

    gScript.addMessageListener('answer-received', function answerReceivedHandler() {
      gScript.removeMessageListener('answer-received', answerReceivedHandler);
      info("An answer is received.");
      gScript.sendAsyncMessage('trigger-incoming-transport');
    });

    gScript.addMessageListener('data-transport-initialized', function dataTransportInitializedHandler() {
      gScript.removeMessageListener('data-transport-initialized', dataTransportInitializedHandler);
      info("Data transport channel is initialized.");
    });

    gScript.addMessageListener('data-transport-notification-enabled', function dataTransportNotificationEnabledHandler() {
      gScript.removeMessageListener('data-transport-notification-enabled', dataTransportNotificationEnabledHandler);
      info("Data notification is enabled for data transport channel.");
    });

    request.start().then(
      function(aConnection) {
        connection = aConnection;
        ok(connection, "Connection should be available.");
        ok(connection.id, "Connection ID should be set.");
        is(connection.state, "connecting", "The initial state should be connecting.");
        connection.onconnect = function() {
          connection.onconnect = null;
          is(connection.state, "connected", "Connection should be connected.");
          aResolve();
        };
      },
      function(aError) {
        ok(false, "Error occurred when establishing a connection: " + aError);
        teardown();
        aReject();
      }
    );
  });
}

function testDisconnection() {
  return new Promise(function(aResolve, aReject) {
    gScript.addMessageListener('data-transport-closed', function dataTransportClosedHandler(aReason) {
      gScript.removeMessageListener('data-transport-closed', dataTransportClosedHandler);
      info("The data transport is closed. " + aReason);
    });

    connection.onclose = function() {
      connection.onclose = null;
      is(connection.state, "closed", "Connection should be closed.");
      aResolve();
    };

    gScript.sendAsyncMessage('trigger-data-transport-close', SpecialPowers.Cr.NS_ERROR_FAILURE);
  });
}

function teardown() {
  gScript.addMessageListener('teardown-complete', function teardownCompleteHandler() {
    gScript.removeMessageListener('teardown-complete', teardownCompleteHandler);
    gScript.destroy();
    SimpleTest.finish();
  });

  gScript.sendAsyncMessage('teardown');
}

function runTests() {
  ok(window.PresentationRequest, "PresentationRequest should be available.");

  testSetup().
  then(testStartConnection).
  then(testDisconnection).
  then(teardown);
}

SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPermissions([
  {type: 'presentation-device-manage', allow: false, context: document},
], function() {
  SpecialPowers.pushPrefEnv({ 'set': [["dom.presentation.enabled", true],
                                      ["dom.presentation.controller.enabled", true],
                                      ["dom.presentation.session_transport.data_channel.enable", false]]},
                            runTests);
});

</script>
</body>
</html>