gecko/layout/generic/test/test_bug263683.html

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<!DOCTYPE HTML>
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- Software distributed under the License is distributed on an "AS IS" basis,
- WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- for the specific language governing rights and limitations under the
- License.
-
- The Original Code is Find Selection test code
-
- The Initial Developer of the Original Code is
- Graeme McCutcheon <graememcc_firefox@graeme-online.co.uk>.
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- the Initial Developer. All Rights Reserved.
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<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=263683
-->
<head>
<title>Test for Bug 263683</head>
<script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
<script type="application/javascript"
src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript"
src="/tests/SimpleTest/WindowSnapshot.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body onload="onLoad();" onunload="onUnload();">
<a target="_blank"
href="https://bugzilla.mozilla.org/show_bug.cgi?id=263683">
Mozilla Bug 263683
</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
/** Test for Bug 263683 **/
SimpleTest.waitForExplicitFinish();
var userSetBG = false;
var userValueBG = null;
var prefNameBG = "ui.textHighlightBackground";
var userSetFG = false;
var userValueFG = null;
var prefNameFG = "ui.textHighlightForeground";
function onLoad() {
// Request security privileges
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
// Get pref branch.
var prefs = Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch);
// Check to see if this pref has a user-set value. If so, store it
userSetFG = prefs.prefHasUserValue(prefNameFG);
userSetBG = prefs.prefHasUserValue(prefNameBG);
if (userSetFG)
userValueFG = prefs.getCharPref(prefNameFG);
if (userSetBG)
userValueBG = prefs.getCharPref(prefNameBG);
// Set pref to test colour used in reference file
prefs.setCharPref(prefNameBG, "#EF0FFF");
prefs.setCharPref(prefNameFG, "#FFFFFF");
var textToSelect = document.getElementById("selecttext");
// Take a snapshot now. This will be used to check that removing the
// ranges removes the highlighting correctly
var noHighlight = snapshotWindow(window);
// Get docshell
var docShell =
window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsIWebNavigation)
.QueryInterface(Components.interfaces.nsIDocShell);
// Get selection controller from docshell
var controller =
docShell.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsISelectionDisplay)
.QueryInterface(Components.interfaces.nsISelectionController);
// Get selection
var findSelection = controller.getSelection(controller.SELECTION_FIND);
// Lastly add range
var range = document.createRange();
range.selectNodeContents(textToSelect);
findSelection.addRange(range);
// Take a snapshot of the highlighting
var highlighted = snapshotWindow(window);
// Clear the highlighting, and take another snapshot
findSelection.removeAllRanges();
var removedHighlight = snapshotWindow(window);
// Manually "highlight" the text so we can check the rendering
textToSelect.style.backgroundColor="#EF0FFF";
textToSelect.style.color="#FFFFFF";
var manualHighlight = snapshotWindow(window);
// Test 1: Did the highlighting render correctly?
var res = compareSnapshots(highlighted, manualHighlight, true);
ok(res[0], "SELECTION_FIND highlighting renders correctly");
// Test 2: Does removing the ranges from the SELECTION_FIND selection
// work as expected?
res = compareSnapshots(removedHighlight, noHighlight, true);
ok(res[0], "Removing ranges from FIND_SELECTION works correctly");
SimpleTest.finish();
}
function onUnload() {
// Restore any user values for ui.textHighlight* preferences
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
// Get the pref branch
var prefs = Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch);
prefs.clearUserPref(prefNameFG);
prefs.clearUserPref(prefNameBG);
if (userSetFG)
prefs.setCharPref(prefNameFG, userValueFG);
if (userSetBG)
prefs.setCharPref(prefNameBG, userValueBG);
}
</script>
</pre>
<p><span id="selecttext">Text to be selected</span></p>
</body>
</html>