The Tor Browser: browser/devtools/scratchpad/test/browser_scratchpad_revert_to_saved.js@6474c204b198 (annotated)

browser/devtools/scratchpad/test/browser_scratchpad_revert_to_saved.js@6474c204b198 (annotated)

browser/devtools/scratchpad/test/browser_scratchpad_revert_to_saved.js

Wed, 31 Dec 2014 06:09:35 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Wed, 31 Dec 2014 06:09:35 +0100
changeset 0: 6474c204b198
permissions: -rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

 /* vim: set ts=2 et sw=2 tw=80: */
 /* Any copyright is dedicated to the Public Domain.
    http://creativecommons.org/publicdomain/zero/1.0/ */
 /* Bug 751744 */
 let tempScope = {};
 Cu.import("resource://gre/modules/NetUtil.jsm", tempScope);
 Cu.import("resource://gre/modules/FileUtils.jsm", tempScope);
 let NetUtil = tempScope.NetUtil;
 let FileUtils = tempScope.FileUtils;
 // Reference to the Scratchpad object.
 let gScratchpad;
 // Reference to the temporary nsIFiles.
 let gFile;
 // Temporary file name.
 let gFileName = "testFileForBug751744.tmp"
 // Content for the temporary file.
 let gFileContent = "/* this file is already saved */\n" +
                    "function foo() { alert('bar') }";
 let gLength = gFileContent.length;
 // Reference to the menu entry.
 let menu;
 function startTest()
 {
   gScratchpad = gScratchpadWindow.Scratchpad;
   menu = gScratchpadWindow.document.getElementById("sp-cmd-revert");
   createAndLoadTemporaryFile();
 }
 function testAfterSaved() {
   // Check if the revert menu is disabled as the file is at saved state.
   ok(menu.hasAttribute("disabled"), "The revert menu entry is disabled.");
   // chancging the text in the file
   gScratchpad.setText(gScratchpad.getText() + "\nfoo();");
   // Checking the text got changed
   is(gScratchpad.getText(), gFileContent + "\nfoo();",
      "The text changed the first time.");
   // Revert menu now should be enabled.
   ok(!menu.hasAttribute("disabled"),
      "The revert menu entry is enabled after changing text first time");
   // reverting back to last saved state.
   gScratchpad.revertFile(testAfterRevert);
 }
 function testAfterRevert() {
   // Check if the file's text got reverted
   is(gScratchpad.getText(), gFileContent,
      "The text reverted back to original text.");
   // The revert menu should be disabled again.
   ok(menu.hasAttribute("disabled"),
      "The revert menu entry is disabled after reverting.");
   // chancging the text in the file again
   gScratchpad.setText(gScratchpad.getText() + "\nalert(foo.toSource());");
   // Saving the file.
   gScratchpad.saveFile(testAfterSecondSave);
 }
 function testAfterSecondSave() {
   // revert menu entry should be disabled.
   ok(menu.hasAttribute("disabled"),
      "The revert menu entry is disabled after saving.");
   // changing the text.
   gScratchpad.setText(gScratchpad.getText() + "\nfoo();");
   // revert menu entry should get enabled yet again.
   ok(!menu.hasAttribute("disabled"),
      "The revert menu entry is enabled after changing text third time");
   // reverting back to last saved state.
   gScratchpad.revertFile(testAfterSecondRevert);
 }
 function testAfterSecondRevert() {
   // Check if the file's text got reverted
   is(gScratchpad.getText(), gFileContent + "\nalert(foo.toSource());",
      "The text reverted back to the changed saved text.");
   // The revert menu should be disabled again.
   ok(menu.hasAttribute("disabled"),
      "Revert menu entry is disabled after reverting to changed saved state.");
   gFile.remove(false);
   gFile = gScratchpad = menu = null;
   finish();
 }
 function createAndLoadTemporaryFile()
 {
   // Create a temporary file.
   gFile = FileUtils.getFile("TmpD", [gFileName]);
   gFile.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0o666);
   // Write the temporary file.
   let fout = Cc["@mozilla.org/network/file-output-stream;1"].
              createInstance(Ci.nsIFileOutputStream);
   fout.init(gFile.QueryInterface(Ci.nsILocalFile), 0x02 | 0x08 | 0x20,
 o644, fout.DEFER_OPEN);
   let converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"].
                   createInstance(Ci.nsIScriptableUnicodeConverter);
   converter.charset = "UTF-8";
   let fileContentStream = converter.convertToInputStream(gFileContent);
   NetUtil.asyncCopy(fileContentStream, fout, tempFileSaved);
 }
 function tempFileSaved(aStatus)
 {
   ok(Components.isSuccessCode(aStatus),
      "the temporary file was saved successfully");
   // Import the file into Scratchpad.
   gScratchpad.setFilename(gFile.path);
   gScratchpad.importFromFile(gFile.QueryInterface(Ci.nsILocalFile),  true,
                              testAfterSaved);
 }
 function test()
 {
   waitForExplicitFinish();
   gBrowser.selectedTab = gBrowser.addTab();
   gBrowser.selectedBrowser.addEventListener("load", function onLoad() {
     gBrowser.selectedBrowser.removeEventListener("load", onLoad, true);
     openScratchpad(startTest);
   }, true);
   content.location = "data:text/html,<p>test reverting to last saved state of" +
                      " a file </p>";
 }