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<!DOCTYPE HTML>
<html>
<head>
  <title>Test for NetworkStats</title>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">

function test() {
  netStats = window.navigator.mozNetworkStats;
  ok(netStats, "mozNetworkStats exists");

  // Test IDL attributes
  ok('sampleRate' in netStats,
   "sampleRate should be a NetworkStats attribute");
  ok(netStats.sampleRate > 0,
   "sampleRate is greater than 0.");

  ok('maxStorageAge' in netStats,
   "maxStorageAge should be a NetworkStats attribute");
  ok(netStats.maxStorageAge > 0,
   "maxStorageAge is greater than 0.");

  // Test IDL methods
  next();
  return;
}

function checkDataDates(data, start, end, sampleRate) {
  var offset = (new Date()).getTimezoneOffset() * 60 * 1000;
  start = Math.floor((start.getTime() - offset) / sampleRate) * sampleRate + offset;
  end = Math.floor((end.getTime() - offset) / sampleRate) * sampleRate + offset;

  var counter = 0;
  var date = start;
  var success = true;

  do {
    if(data[counter].date.getTime() !=  date) {
      success = false;
      break;
    }
    date += sampleRate;
    counter++;
  } while (date <= end);

  ok(success, "data result has correct dates");
}

function compareNetworks(networkA, networkB) {
  return (networkA.id == networkB.id &&
          networkA.type == networkB.type);
}

var req;
var index = -1;
var netStats = null;

var steps = [
  function () {
    // Test getAvailableNetworks
    req = netStats.getAvailableNetworks();
    req.onsuccess = function () {
      ok(true, "getAvailableNetworks request ok");
      ok(Array.isArray(req.result) && req.result.length > 0,
         "getAvailableNetworks returns an array not empty");
      next();
    };
    req.onerror = function () {
      ok(false, "getAvailableNetworks failure!");
    }
  },
  function () {
    // Test clearAllStats
    req = netStats.clearAllStats();
    req.onsuccess = function () {
      ok(true, "clearAllStats deleted the database");
      next();
    };
    req.onerror = function () {
      ok(false, "clearAllStats deleted the database");
    }
  },
  function () {
    // Check if getSamples launch exception when start is greather than end

    // Prepare get params
    req = netStats.getAvailableNetworks();
    req.onsuccess = function () {
      var network = req.result[0];

      // Get dates
      var endDate = new Date();
      var startDate = new Date(endDate.getTime() + 1000);

      try {
        netStats.getSamples(network, startDate, endDate);
      } catch(ex) {
        ok(true, "getSamples launch exception when start is greater than end");
        next();
        return;
      }

      ok(false, "getSamples launch exception when start is greater than end");
      next();
      return;
    };
    req.onerror = function () {
      ok(false, "Error getting networks!");
    }
  },
  function () {
    // Test if call getSamples with network of type different than
    // nsIDOMMozNetworkStatsInterface launch an exception

    // Prepare get params
    var network = "wifi";
    var endDate = new Date();
    var startDate = new Date(endDate.getTime() - 1000);

    try {
      netStats.getSamples(network, new Date(), new Date());
    } catch(ex) {
      ok(true, "getSamples launch exception if network is not " +
               "a nsIDOMMozNetworkStatsInterface");
      next();
      return;
    }

    ok(false, "getSamples launch exception if network is not " +
              "a nsIDOMMozNetworkStatsInterface");
  },
  function () {
    // Test if call getSamples with start parameter type different than Date launch an exception

    // Prepare get params
    req = netStats.getAvailableNetworks();
    req.onsuccess = function () {
      var network = req.result[0];

      var endDate = new Date();
      var startDate = new Date(endDate.getTime() - 1000);
      startDate = startDate.toString();

      try {
        netStats.getSamples(network, startDate, endDate);
      } catch(ex) {
        ok(true, "getSamples launch exception when start param is not a Date");
        next();
        return;
      }

      ok(false, "getSamples launch exception when start param is not a Date");
    };
    req.onerror = function () {
      ok(false, "Error getting networks!");
    };
  },
  function () {
    // Test if call getSamples with end parameter type different than Date launch an exception

    // Prepare get params
    req = netStats.getAvailableNetworks();
    req.onsuccess = function () {
      var network = req.result[0];

      var endDate = new Date();
      var startDate = new Date(endDate.getTime() - 1000);
      endDate = startDate.toString();

      try {
        netStats.getSamples(network, startDate, endDate);
      } catch(ex) {
        ok(true, "getSamples launch exception when end param is not a Date");
        next();
        return;
      }

      ok(false, "getSamples launch exception when end param is not a Date");
    };
    req.onerror = function () {
      ok(false, "Error getting networks!");
    };
  },
  function () {
    ok(true, "Get stats for a network and dates adapted to samplerate");
    // Prepare get params
    req = netStats.getAvailableNetworks();
    req.onsuccess = function () {
      var network = req.result[0];
      var diff = 2;
      // Get samplerate in millis
      var sampleRate = netStats.sampleRate;
      // Get date with samplerate's precision
      var offset = new Date().getTimezoneOffset() * 60 * 1000;
      var endDate = new Date(Math.floor((new Date().getTime() - offset) / sampleRate)
                             * sampleRate + offset);
      var startDate = new Date(endDate.getTime() - (sampleRate * diff));
      // Calculate the number of samples that should be returned based on the
      // the samplerate and including final and initial samples.
      var samples = (endDate.getTime() - startDate.getTime()) / sampleRate + 1;

      // Launch request
      req = netStats.getSamples(network, startDate, endDate);
      req.onsuccess = function () {
        ok(true, "Get system stats request ok");
        ok(req.result.manifestURL == null, "manifestURL should be null");
        ok(compareNetworks(req.result.network, network), "networks should be equals");
        ok(req.result.start.getTime() == startDate.getTime(), "starts should be equals");
        ok(req.result.end.getTime() == endDate.getTime(), "ends should be equals");
        var data = req.result.data;
        ok(Array.isArray(data) && data.length == samples,
           "data is an array of length " + samples);
        checkDataDates(data, startDate, endDate, sampleRate);
        next();
      };
      req.onerror = function () {
        ok(false, "Get stats failure!");
      }
    };
    req.onerror = function () {
      ok(false, "Error getting networks!");
    };
  },
  function () {
    ok(true, "Get system stats for a network and dates not adapted to samplerate");
    // Prepare get params
    req = netStats.getAvailableNetworks();
    req.onsuccess = function () {
      var network = req.result[0];
      var diff = 2;
      // Get samplerate in millis
      var sampleRate = netStats.sampleRate;
      var endDate = new Date();
      var startDate = new Date(endDate.getTime() - (sampleRate * diff));
      // Calculate the number of samples that should be returned based on the
      // the samplerate, including final and initial samples and taking into
      // account that these will be filtered according to precision.
      var samples = (Math.floor(endDate.getTime() / (sampleRate)) * sampleRate -
                     Math.floor(startDate.getTime() / (sampleRate)) * sampleRate) / sampleRate + 1;

      // Launch request
      req = netStats.getSamples(network, startDate, endDate);
      req.onsuccess = function () {
        ok(true, "Get stats request ok");
        ok(req.result.manifestURL == null, "manifestURL should be null");
        ok(compareNetworks(req.result.network, network), "networks should be equals");
        ok(req.result.start.getTime() == startDate.getTime(), "starts should be equals");
        ok(req.result.end.getTime() == endDate.getTime(), "ends should be equals");
        var data = req.result.data;
        ok(Array.isArray(data) && data.length == samples,
           "data is an array of length " + samples);
        checkDataDates(data, startDate, endDate, sampleRate);
        next();
      };
      req.onerror = function () {
        ok(false, "Get stats failure!");
      }
    };
    req.onerror = function () {
      ok(false, "Error getting networks!");
    };
  },
  function () {
    // Test clearStats
    req = netStats.getAvailableNetworks();
    req.onsuccess = function () {
      var network = req.result[0];

      req = netStats.clearStats(network);
      req.onsuccess = function () {
        ok(true, "clearStats deleted the database");
        next();
      };
      req.onerror = function () {
        ok(false, "clearStats deleted the database");
      }
    };
    req.onerror = function () {
      ok(false, "Error getting networks!");
    };
  },
  function () {
    // Test getAvailableServiceTypes
    req = netStats.getAvailableServiceTypes();
    req.onsuccess = function () {
      ok(true, "getAvailableServiceTypes request ok");
      ok(Array.isArray(req.result) && req.result.length == 0,
         "getAvailableServiceTypes returns an empty array");
      next();
    };
    req.onerror = function () {
      ok(false, "getAvailableServiceTypes failure!");
    }
  },
  function () {
    ok(true, "all done!\n");
    SpecialPowers.removePermission("networkstats-manage", document);
    SimpleTest.finish();
    return;
  }
];

function next() {
  index += 1;
  if (index >= steps.length) {
    ok(false, "Shouldn't get here!");
    return;
  }
  try {
    steps[index]();
  } catch(ex) {
    ok(false, "Caught exception", ex);
  }
}

SimpleTest.waitForExplicitFinish();

SpecialPowers.addPermission("networkstats-manage", true, document);
SpecialPowers.pushPrefEnv({'set': [["dom.mozNetworkStats.enabled", true]]}, test);

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