Quelle test_bug415761.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/image/test/mochitest/test_bug415761.html

<!DOCTYPE HTML>
<html>
<head>
  <title>Test for icon filenames</title>
  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  <script src="chrome://mochikit/content/tests/SimpleTest/WindowSnapshot.js"></script>
  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
</head>
<body>

<pre id="test">
<script class="testbody" type="text/javascript">

SimpleTest.waitForExplicitFinish();

// We want to make sure that moz-icon URIs with non-ascii characters work. To that
// end, we compare the rendering of an icon without non-ascii characters to that
// of one that does include such characters.

// First, obtain the file URI to the ourselves:
var chromeURI = location.href;
var io = Services.io;
chromeURI = io.newURI(chromeURI);
var chromeReg = Cc["@mozilla.org/chrome/chrome-registry;1"]
                  .getService(Ci.nsIChromeRegistry);
var fileURI = chromeReg.convertChromeURL(chromeURI);
fileURI.QueryInterface(Ci.nsIFileURL);
var self = fileURI.file;

// Check if the ref or test icon are still hanging around from a previous test
var testDest = self.parent;
var refDest = self.parent;
testDest.append("\u263a.ico");
refDest.append("bug415761-ref.ico");
if (testDest.exists()) {
  testDest.remove(false);
}
if (refDest.exists()) {
  refDest.remove(false);
}

// Copy the source icon so that we have two identical icons with, one with
// non-ascii characters in its name.
var src = self.parent;
src.append("bug415761.ico");
src.copyTo(null, testDest.leafName);
src.copyTo(null, refDest.leafName);

// Now load both icons in an Image() with a moz-icon URI
var testImage = new Image();
var refImage = new Image();

var loadedImages = 0;
testImage.onload = refImage.onload = function() {
  loadedImages++;
  if (loadedImages == 2) {
    finishTest();
  }
};
testImage.onerror = refImage.onerror = function() {
  testImage.onload = refImage.onload = function() {};

  ok(false, "Icon did not load successfully");
  SimpleTest.finish();
};

function finishTest() {
  ok(true, "Both icons loaded successfully");
  // Render the reference to a canvas
  var refCanvas = document.createElement("canvas");
  refCanvas.setAttribute("height", 32);
  refCanvas.setAttribute("width", 32);
  refCanvas.getContext('2d').drawImage(refImage, 0, 0, 32, 32);

  // A blank canvas to compare to to make sure we don't draw nothing.
  var blankCanvas = document.createElement("canvas");
  blankCanvas.setAttribute("height", 32);
  blankCanvas.setAttribute("width", 32);

  // Assert that they should be the different.
  if (!navigator.userAgent.includes("Windows NT 6.1")) {
    // Fails on Windows 7 for some reason.
    assertSnapshots(blankCanvas, refCanvas, false, 0, "blank", "reference icon");
  }

  // Render the icon with a non-ascii character in its name to a canvas
  var testCanvas = document.createElement("canvas");
  testCanvas.setAttribute("height", 32);
  testCanvas.setAttribute("width", 32);
  testCanvas.getContext('2d').drawImage(testImage, 0, 0, 32, 32);

  // Assert that they should be the same.
  assertSnapshots(testCanvas, refCanvas, true, 0, "icon", "reference icon");
  SimpleTest.finish();
};

var testURI = io.newFileURI(testDest).spec;
var refURI = io.newFileURI(refDest).spec;
testImage.src = "moz-icon:" + testURI;
refImage.src = "moz-icon:" + refURI;

SimpleTest.registerCleanupFunction(function() {
  // Remove the copied files if they exist.
  if (testDest.exists()) {
    testDest.remove(false);
  }
  if (refDest.exists()) {
    refDest.remove(false);
  }
});

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

</html>

Messung V0.5

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