1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/browser/devtools/scratchpad/test/browser_scratchpad_revert_to_saved.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,140 @@
1.4 +/* vim: set ts=2 et sw=2 tw=80: */
1.5 +/* Any copyright is dedicated to the Public Domain.
1.6 + http://creativecommons.org/publicdomain/zero/1.0/ */
1.7 +/* Bug 751744 */
1.8 +
1.9 +let tempScope = {};
1.10 +Cu.import("resource://gre/modules/NetUtil.jsm", tempScope);
1.11 +Cu.import("resource://gre/modules/FileUtils.jsm", tempScope);
1.12 +let NetUtil = tempScope.NetUtil;
1.13 +let FileUtils = tempScope.FileUtils;
1.14 +
1.15 +// Reference to the Scratchpad object.
1.16 +let gScratchpad;
1.17 +
1.18 +// Reference to the temporary nsIFiles.
1.19 +let gFile;
1.20 +
1.21 +// Temporary file name.
1.22 +let gFileName = "testFileForBug751744.tmp"
1.23 +
1.24 +
1.25 +// Content for the temporary file.
1.26 +let gFileContent = "/* this file is already saved */\n" +
1.27 + "function foo() { alert('bar') }";
1.28 +let gLength = gFileContent.length;
1.29 +
1.30 +// Reference to the menu entry.
1.31 +let menu;
1.32 +
1.33 +function startTest()
1.34 +{
1.35 + gScratchpad = gScratchpadWindow.Scratchpad;
1.36 + menu = gScratchpadWindow.document.getElementById("sp-cmd-revert");
1.37 + createAndLoadTemporaryFile();
1.38 +}
1.39 +
1.40 +function testAfterSaved() {
1.41 + // Check if the revert menu is disabled as the file is at saved state.
1.42 + ok(menu.hasAttribute("disabled"), "The revert menu entry is disabled.");
1.43 +
1.44 + // chancging the text in the file
1.45 + gScratchpad.setText(gScratchpad.getText() + "\nfoo();");
1.46 + // Checking the text got changed
1.47 + is(gScratchpad.getText(), gFileContent + "\nfoo();",
1.48 + "The text changed the first time.");
1.49 +
1.50 + // Revert menu now should be enabled.
1.51 + ok(!menu.hasAttribute("disabled"),
1.52 + "The revert menu entry is enabled after changing text first time");
1.53 +
1.54 + // reverting back to last saved state.
1.55 + gScratchpad.revertFile(testAfterRevert);
1.56 +}
1.57 +
1.58 +function testAfterRevert() {
1.59 + // Check if the file's text got reverted
1.60 + is(gScratchpad.getText(), gFileContent,
1.61 + "The text reverted back to original text.");
1.62 + // The revert menu should be disabled again.
1.63 + ok(menu.hasAttribute("disabled"),
1.64 + "The revert menu entry is disabled after reverting.");
1.65 +
1.66 + // chancging the text in the file again
1.67 + gScratchpad.setText(gScratchpad.getText() + "\nalert(foo.toSource());");
1.68 + // Saving the file.
1.69 + gScratchpad.saveFile(testAfterSecondSave);
1.70 +}
1.71 +
1.72 +function testAfterSecondSave() {
1.73 + // revert menu entry should be disabled.
1.74 + ok(menu.hasAttribute("disabled"),
1.75 + "The revert menu entry is disabled after saving.");
1.76 +
1.77 + // changing the text.
1.78 + gScratchpad.setText(gScratchpad.getText() + "\nfoo();");
1.79 +
1.80 + // revert menu entry should get enabled yet again.
1.81 + ok(!menu.hasAttribute("disabled"),
1.82 + "The revert menu entry is enabled after changing text third time");
1.83 +
1.84 + // reverting back to last saved state.
1.85 + gScratchpad.revertFile(testAfterSecondRevert);
1.86 +}
1.87 +
1.88 +function testAfterSecondRevert() {
1.89 + // Check if the file's text got reverted
1.90 + is(gScratchpad.getText(), gFileContent + "\nalert(foo.toSource());",
1.91 + "The text reverted back to the changed saved text.");
1.92 + // The revert menu should be disabled again.
1.93 + ok(menu.hasAttribute("disabled"),
1.94 + "Revert menu entry is disabled after reverting to changed saved state.");
1.95 + gFile.remove(false);
1.96 + gFile = gScratchpad = menu = null;
1.97 + finish();
1.98 +}
1.99 +
1.100 +function createAndLoadTemporaryFile()
1.101 +{
1.102 + // Create a temporary file.
1.103 + gFile = FileUtils.getFile("TmpD", [gFileName]);
1.104 + gFile.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0o666);
1.105 +
1.106 + // Write the temporary file.
1.107 + let fout = Cc["@mozilla.org/network/file-output-stream;1"].
1.108 + createInstance(Ci.nsIFileOutputStream);
1.109 + fout.init(gFile.QueryInterface(Ci.nsILocalFile), 0x02 | 0x08 | 0x20,
1.110 + 0o644, fout.DEFER_OPEN);
1.111 +
1.112 + let converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"].
1.113 + createInstance(Ci.nsIScriptableUnicodeConverter);
1.114 + converter.charset = "UTF-8";
1.115 + let fileContentStream = converter.convertToInputStream(gFileContent);
1.116 +
1.117 + NetUtil.asyncCopy(fileContentStream, fout, tempFileSaved);
1.118 +}
1.119 +
1.120 +function tempFileSaved(aStatus)
1.121 +{
1.122 + ok(Components.isSuccessCode(aStatus),
1.123 + "the temporary file was saved successfully");
1.124 +
1.125 + // Import the file into Scratchpad.
1.126 + gScratchpad.setFilename(gFile.path);
1.127 + gScratchpad.importFromFile(gFile.QueryInterface(Ci.nsILocalFile), true,
1.128 + testAfterSaved);
1.129 +}
1.130 +
1.131 +function test()
1.132 +{
1.133 + waitForExplicitFinish();
1.134 +
1.135 + gBrowser.selectedTab = gBrowser.addTab();
1.136 + gBrowser.selectedBrowser.addEventListener("load", function onLoad() {
1.137 + gBrowser.selectedBrowser.removeEventListener("load", onLoad, true);
1.138 + openScratchpad(startTest);
1.139 + }, true);
1.140 +
1.141 + content.location = "data:text/html,<p>test reverting to last saved state of" +
1.142 + " a file </p>";
1.143 +}
