<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=592802
-->
<head>
  <title>Test for Bug 592802</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script src="/tests/SimpleTest/EventUtils.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=592802">Mozilla Bug 592802</a>
<p id="display"></p>
<div id="content">
  <input id='a' type='file'>
  <input id='a2' type='file'>
</div>
<button id='b' onclick="document.getElementById('a').click();">Show Filepicker</button>
<button id='b2' onclick="document.getElementById('a2').click();">Show Filepicker</button>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 592802 **/

SimpleTest.waitForExplicitFinish();

var MockFilePicker = SpecialPowers.MockFilePicker;
MockFilePicker.init(window);

var testData = [
/* visibility | display | multiple */
  [ "",       "",     false ],
  [ "hidden", "",     false ],
  [ "",       "none", false ],
  [ "",       "",     true ],
  [ "hidden", "",     true ],
  [ "",       "none", true ],
];

var testCounter = 0;
var testNb = testData.length;

function finished()
{
  MockFilePicker.cleanup();
  SimpleTest.finish();
}

SimpleTest.waitForFocus(function() {
  // mockFilePicker will simulate a cancel for the first time the file picker will be shown.
  MockFilePicker.returnValue = MockFilePicker.returnCancel;

  var b2 = document.getElementById('b2');
  b2.focus(); // Be sure the element is visible.
  document.getElementById('b2').addEventListener("change", function(aEvent) {
    ok(false, "When cancel is received, change should not fire");
  }, {once: true});
  b2.click();

  // Now, we can launch tests when file picker isn't canceled.
  MockFilePicker.useBlobFile();
  MockFilePicker.returnValue = MockFilePicker.returnOK;

  var b = document.getElementById('b');
  b.focus(); // Be sure the element is visible.

  document.getElementById('a').addEventListener("change", function(aEvent) {
    ok(true, "change event correctly sent");
    ok(aEvent.bubbles, "change event should bubble");
    ok(!aEvent.cancelable, "change event should not be cancelable");
    testCounter++;

    if (testCounter >= testNb) {
      aEvent.target.removeEventListener("change", arguments.callee);
      SimpleTest.executeSoon(finished);
    } else {
      var data = testData[testCounter];
      var a = document.getElementById('a');
      a.style.visibility = data[0];
      a.style.display = data[1];
      a.multiple = data[2];

      SimpleTest.executeSoon(function() {
        b.click();
      });
    }
  });

  b.click();
});

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