<!DOCTYPE html>
<html>
<body>
<script>

// Test the case where a non-favicon URL is passed.
function testGetFavicon_NonFavicon() {
  var url = 'http://foo.com';
  var expectedDesktop = '-webkit-image-set(' +
      'url("chrome://favicon/size/16@1x/http://foo.com") 1x, ' +
      'url("chrome://favicon/size/16@2x/http://foo.com") 2x)';
  var expectedOther = '-webkit-image-set(' +
      'url("chrome://favicon/size/16@1x/http://foo.com") ' +
      window.devicePixelRatio + 'x)';

  var isDesktop = cr.isMac || cr.isChromeOS || cr.isWindows || cr.isLinux;
  var expected = isDesktop ? expectedDesktop : expectedOther;
  assertEquals(expected, cr.icon.getFavicon(url));
}

// Test the case where the favicon URL is passed.
function testGetFavicon_IconUrl() {
  var url = 'http://foo.com/foo.ico';
  var expectedDesktop = '-webkit-image-set(' +
      'url("chrome://favicon/size/16@1x/iconurl/http://foo.com/foo.ico") 1x, ' +
      'url("chrome://favicon/size/16@2x/iconurl/http://foo.com/foo.ico") 2x)';
  var expectedOther = '-webkit-image-set(' +
      'url("chrome://favicon/size/16@1x/iconurl/http://foo.com/foo.ico") ' +
      window.devicePixelRatio + 'x)';

  var isDesktop = cr.isMac || cr.isChromeOS || cr.isWindows || cr.isLinux;
  var expected = isDesktop ? expectedDesktop : expectedOther;
  assertEquals(expected, cr.icon.getFavicon(url));
}

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