function sleep(delay)
{
    var start = Date.now();
    while (Date.now() < start + delay);
}

function force_prompt(allow) {
  netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
  prefs.setBoolPref("geo.prompt.testing", true);
  prefs.setBoolPref("geo.prompt.testing.allow", allow);
}

function reset_prompt() {
  netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
  prefs.setBoolPref("geo.prompt.testing", false);
  prefs.setBoolPref("geo.prompt.testing.allow", false);
}


function start_sending_garbage()
{
  netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
  prefs.setCharPref("geo.wifi.uri", "http://mochi.test:8888/tests/dom/tests/mochitest/geolocation/network_geolocation.sjs?action=respond-garbage");

  // we need to be sure that all location data has been purged/set.
  sleep(1000);
}

function stop_sending_garbage()
{
  netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
  prefs.setCharPref("geo.wifi.uri", "http://mochi.test:8888/tests/dom/tests/mochitest/geolocation/network_geolocation.sjs");

  // we need to be sure that all location data has been purged/set.
  sleep(1000);
}

function stop_geolocationProvider()
{
  netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
  prefs.setCharPref("geo.wifi.uri", "http://mochi.test:8888/tests/dom/tests/mochitest/geolocation/network_geolocation.sjs?action=stop-responding");

  // we need to be sure that all location data has been purged/set.
  sleep(1000);
}

function worse_geolocationProvider()
{
  netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
  prefs.setCharPref("geo.wifi.uri", "http://mochi.test:8888/tests/dom/tests/mochitest/geolocation/network_geolocation.sjs?action=worse-accuracy");
}

function resume_geolocationProvider()
{
  netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
  var prefs = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefBranch);
  prefs.setCharPref("geo.wifi.uri", "http://mochi.test:8888/tests/dom/tests/mochitest/geolocation/network_geolocation.sjs");
}

function check_geolocation(location) {

  ok(location, "Check to see if this location is non-null");

  ok("timestamp" in location, "Check to see if there is a timestamp");

  // eventually, coords may be optional (eg, when civic addresses are supported)
  ok("coords" in location, "Check to see if this location has a coords");

  var coords = location.coords;

  ok("latitude" in coords, "Check to see if there is a latitude");
  ok("longitude" in coords, "Check to see if there is a longitude");
  ok("altitude" in coords, "Check to see if there is a altitude");
  ok("accuracy" in coords, "Check to see if there is a accuracy");
  ok("altitudeAccuracy" in coords, "Check to see if there is a alt accuracy");

  // optional ok("heading" in coords, "Check to see if there is a heading");
  // optional ok("speed" in coords, "Check to see if there is a speed");

  ok (location.coords.latitude  == 37.41857, "lat matches known value");
  ok (location.coords.longitude == -122.08769, "lon matches known value");
  ok(location.coords.altitude == 42, "alt matches known value");
  ok(location.coords.altitudeAccuracy == 42, "alt acc matches known value");
}