1 files changed, 88 insertions, 0 deletions
diff --git a/browser/components/shell/test/browser_420786.js b/browser/components/shell/test/browser_420786.js
new file mode 100644
index 000000000..ae4521890
--- /dev/null
+++ b/browser/components/shell/test/browser_420786.js
@@ -0,0 +1,88 @@
+const DG_BACKGROUND = "/desktop/gnome/background"
+const DG_IMAGE_KEY = DG_BACKGROUND + "/picture_filename";
+const DG_OPTION_KEY = DG_BACKGROUND + "/picture_options";
+const DG_DRAW_BG_KEY = DG_BACKGROUND + "/draw_background";
+
+function onPageLoad() {
+  gBrowser.selectedBrowser.removeEventListener("load", onPageLoad, true);
+
+  var bs = Cc["@mozilla.org/intl/stringbundle;1"].
+           getService(Ci.nsIStringBundleService);
+  var brandName = bs.createBundle("chrome://branding/locale/brand.properties").
+                  GetStringFromName("brandShortName");
+
+  var dirSvc = Cc["@mozilla.org/file/directory_service;1"].
+               getService(Ci.nsIDirectoryServiceProvider);
+  var homeDir = dirSvc.getFile("Home", {});
+
+  var wpFile = homeDir.clone();
+  wpFile.append(brandName + "_wallpaper.png");
+
+  // Backup the existing wallpaper so that this test doesn't change the user's
+  // settings.
+  var wpFileBackup = homeDir.clone()
+  wpFileBackup.append(brandName + "_wallpaper.png.backup");
+
+  if (wpFileBackup.exists())
+    wpFileBackup.remove(false);
+
+  if (wpFile.exists())
+    wpFile.copyTo(null, wpFileBackup.leafName);
+
+  var shell = Cc["@mozilla.org/browser/shell-service;1"].
+              getService(Ci.nsIShellService);
+  var gconf = Cc["@mozilla.org/gnome-gconf-service;1"].
+              getService(Ci.nsIGConfService);
+
+  var prevImageKey = gconf.getString(DG_IMAGE_KEY);
+  var prevOptionKey = gconf.getString(DG_OPTION_KEY);
+  var prevDrawBgKey = gconf.getBool(DG_DRAW_BG_KEY);
+
+  var image = content.document.images[0];
+
+  function checkWallpaper(position, expectedGConfPosition) {
+    shell.setDesktopBackground(image, position);
+    ok(wpFile.exists(), "Wallpaper was written to disk");
+    is(gconf.getString(DG_IMAGE_KEY), wpFile.path,
+       "Wallpaper file GConf key is correct");
+    is(gconf.getString(DG_OPTION_KEY), expectedGConfPosition,
+       "Wallpaper position GConf key is correct");
+  }
+
+  checkWallpaper(Ci.nsIShellService.BACKGROUND_TILE, "wallpaper");
+  checkWallpaper(Ci.nsIShellService.BACKGROUND_STRETCH, "stretched");
+  checkWallpaper(Ci.nsIShellService.BACKGROUND_CENTER, "centered");
+  checkWallpaper(Ci.nsIShellService.BACKGROUND_FILL, "zoom");
+  checkWallpaper(Ci.nsIShellService.BACKGROUND_FIT, "scaled");
+
+  // Restore GConf and wallpaper
+
+  gconf.setString(DG_IMAGE_KEY, prevImageKey);
+  gconf.setString(DG_OPTION_KEY, prevOptionKey);
+  gconf.setBool(DG_DRAW_BG_KEY, prevDrawBgKey);
+
+  wpFile.remove(false);
+  if (wpFileBackup.exists())
+    wpFileBackup.moveTo(null, wpFile.leafName);
+
+  gBrowser.removeCurrentTab();
+  finish();
+}
+
+function test() {
+  try {
+    // If GSettings is available, then the GConf tests
+    // will fail
+    Cc["@mozilla.org/gsettings-service;1"].
+      getService(Ci.nsIGSettingsService).
+      getCollectionForSchema("org.gnome.desktop.background");
+    todo(false, "This test doesn't work when GSettings is available");
+    return;
+  } catch (e) { }
+
+  gBrowser.selectedTab = gBrowser.addTab();
+  gBrowser.selectedBrowser.addEventListener("load", onPageLoad, true);
+  content.location = "about:logo";
+
+  waitForExplicitFinish();
+}