<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
                 type="text/css"?>
<window title="Taskbar Previews Test"
  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
  onload="loaded();">

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />
  <script class="testbody" type="application/javascript">
  <![CDATA[
    ChromeUtils.import("resource://gre/modules/XPCOMUtils.jsm");
    
    let TP = Ci.nsITaskbarProgress;
    
    function IsWin7OrHigher() {
      try {
        var sysInfo = Cc["@mozilla.org/system-info;1"].
                      getService(Ci.nsIPropertyBag2);
        var ver = parseFloat(sysInfo.getProperty("version"));
        if (ver >= 6.1)
          return true;
      } catch (ex) { }
      return false;
    }

    function winProgress() {
      let taskbar = Cc["@mozilla.org/windows-taskbar;1"];
      if (!taskbar) {
        ok(false, "Taskbar service is always available");
        return null;
      }
      taskbar = taskbar.getService(Ci.nsIWinTaskbar);

      is(taskbar.available, IsWin7OrHigher(), "Expected availability of taskbar");
      if (!taskbar.available)
        return null;
      
      // HACK from mconnor:
      var wm = Cc["@mozilla.org/appshell/window-mediator;1"].getService(Ci.nsIWindowMediator);
      let win = wm.getMostRecentWindow("navigator:browser");
      let docShell = win.docShell;

      let progress = taskbar.getTaskbarProgress(docShell);
      isnot(progress, null, "Progress is not null");

      try {
        taskbar.getTaskbarProgress(null);
        ok(false, "Got progress for null docshell");
      } catch (e) {
        ok(true, "Cannot get progress for null docshell");
      }
      
      return progress;
    }
    
    function macProgress() {
      let progress = Cc["@mozilla.org/widget/macdocksupport;1"];
      if (!progress) {
        ok(false, "Should have gotten Mac progress service.");
        return null;
      }
      return progress.getService(TP);
    }

    SimpleTest.waitForExplicitFinish();

    function loaded()
    {
      let isWin = /Win/.test(navigator.platform);
      let progress = isWin ? winProgress() : macProgress();
      if (!TP || !progress) {
        SimpleTest.finish();
        return;
      }
      
      function shouldThrow(s,c,m) {
        try {
          progress.setProgressState(s,c,m);
          return false;
        } catch (e) {
          return true;
        }
      }

      function doesntThrow(s,c,m) {
        return !shouldThrow(s,c,m);
      }

      ok(doesntThrow(TP.STATE_NO_PROGRESS, 0, 0), "No progress state can be set");
      ok(doesntThrow(TP.STATE_INDETERMINATE, 0, 0), "Indeterminate state can be set");
      ok(doesntThrow(TP.STATE_NORMAL, 0, 0), "Normal state can be set");
      ok(doesntThrow(TP.STATE_ERROR, 0, 0), "Error state can be set");
      ok(doesntThrow(TP.STATE_PAUSED, 0, 0), "Paused state can be set");

      ok(shouldThrow(TP.STATE_NO_PROGRESS, 1, 1), "Cannot set no progress with values");
      ok(shouldThrow(TP.STATE_INDETERMINATE, 1, 1), "Cannot set indeterminate with values");

      // Technically passes since unsigned(-1) > 10
      ok(shouldThrow(TP.STATE_NORMAL, -1, 10), "Cannot set negative progress");
      todo(shouldThrow(TP.STATE_NORMAL, 1, -1), "Cannot set negative progress");
      todo(shouldThrow(TP.STATE_NORMAL, -1, -1), "Cannot set negative progress");
      todo(shouldThrow(TP.STATE_NORMAL, -2, -1), "Cannot set negative progress");

      ok(shouldThrow(TP.STATE_NORMAL, 5, 3), "Cannot set progress greater than max");

      ok(doesntThrow(TP.STATE_NORMAL, 1, 5), "Normal state can be set with values");
      ok(doesntThrow(TP.STATE_ERROR, 3, 6), "Error state can be set with values");
      ok(doesntThrow(TP.STATE_PAUSED, 2, 9), "Paused state can be set with values");

      SimpleTest.finish();
    }
  ]]>
  </script>

  <body xmlns="http://www.w3.org/1999/xhtml">
    <p id="display"></p>
    <div id="content" style="display: none"></div>
    <pre id="test"></pre>
  </body>

</window>
