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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">

// Test for NetworkStats
function checkInterface(aInterface) {
  ok(!(aInterface in window), aInterface + " should be prefixed");
  ok(("Moz" + aInterface) in window, aInterface + " should be prefixed");
}

function test() {
  // Test interfaces
  checkInterface("NetworkStatsManager");
  checkInterface("NetworkStats");
  checkInterface("NetworkStatsData");

  ok('mozNetworkStats' in navigator, "navigator.mozMozNetworkStats should exist");
  ok(navigator.mozNetworkStats, "navigator.mozNetworkStats returns an object");

  netStats = navigator.mozNetworkStats;

  // Test IDL attributes
  ok('connectionTypes' in netStats,
   "connectionTypes should be a NetworkStats attribute");
  ok(Array.isArray(netStats.connectionTypes) && netStats.connectionTypes.length > 0,
   "connectionTypes is an array not empty.");

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

  ok('maxStorageSamples' in netStats,
   "maxStorageSamples should be a NetworkStats attribute");
  ok(netStats.maxStorageSamples > 0,
   "maxStorageSamples 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");
}

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

var steps = [
  function () {
    // Test clearAlldata
    req = netStats.clearAllData();
    req.onsuccess = function () {
      ok(true, "clearAllData deleted the database");
      next();
    };
    req.onerror = function () {
      ok(false, "clearAllData deleted the database");
    }
  },
  function () {
    // Check if getNetworkStats launch exception when start is greather than end

    // Prepare get params
    var type = netStats.connectionTypes[0];
    // Get dates
    var endDate = new Date();
    var startDate = new Date(endDate.getTime() + 1000);

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

    ok(false, "getNetworkStats launch exceptionwhen start is greater than end");
    next();
    return;
  },
  function () {
    // Test if call getNetworkStats with undefined start param launch an exception

    // Prepare get params
    var type = netStats.connectionTypes[0];
    setTimeout(function() {
      try {
        netStats.getNetworkStats({end: new Date()});
      } catch(ex) {
        ok(true, "getNetworkStats launch exception when start param does not exist");
        next();
        return;
      }

      ok(false, "getNetworkStats launch exception when start param does not exist");
    }, 1000);
  },
  function () {
    // Test if call getNetworkStats with undefined end param launch an exception

    // Prepare get params
    var type = netStats.connectionTypes[0];
    setTimeout(function() {
      try {
        netStats.getNetworkStats({start: new Date()});
      } catch(ex) {
        ok(true, "getNetworkStats launch exception when end param does not exist");
        next();
        return;
      }

      ok(false, "getNetworkStats launch exception when end param does not exist");
    }, 1000);
  },
  function () {
    ok(true, "Get stats for a connectionType and dates adapted to samplerate");
    // Prepare get params
    var type = netStats.connectionTypes[0];
    var diff = 2;
    // Get samplerate in millis
    var sampleRate = netStats.sampleRate * 1000;
    // 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.getNetworkStats({start: startDate, end: endDate, connectionType: type});
    req.onsuccess = function () {
      ok(true, "Get stats request ok");
      ok(req.result.connectionType == type, "connectionTypes 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 for a connectionType failure!");
    }
  },
  function () {
    ok(true, "Get stats for all connectionTypes and dates adapted to samplerate");
    // Prepare get params
    var diff = 2;
    // Get samplerate in millis
    var sampleRate = netStats.sampleRate * 1000;
    // 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.getNetworkStats({start: startDate, end: endDate});
    req.onsuccess = function () {
      ok(true, "Get stats request ok");
      ok(req.result.connectionType == null, "connectionTypes should be null");
      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 for all connectionTypes failure!");
    }
  },
  function () {
    ok(true, "Get stats for a connectionType and dates not adapted to samplerate");
    // Prepare get params
    var type = netStats.connectionTypes[0];
    var diff = 2;
    // Get samplerate in millis
    var sampleRate = netStats.sampleRate * 1000;
    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.getNetworkStats({start: startDate, end: endDate, connectionType: type});
    req.onsuccess = function () {
      ok(true, "Get stats request ok");
      ok(req.result.connectionType == type, "connectionTypes 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 for a connectionType failure!");
    }
  },
  function () {
    ok(true, "Get stats for all connectionTypes and dates not adapted to samplerate");
    // Prepare get params
    var diff = 2;
    // Get samplerate in millis
    var sampleRate = netStats.sampleRate * 1000;
    // Get date with samplerate's precision
    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.getNetworkStats({start: startDate, end: endDate});
    req.onsuccess = function () {
      ok(true, "Get stats request ok");
      ok(req.result.connectionType == null, "connectionTypes should be null");
      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 for all connectionType 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>