Add m-esr52 at 52.6.0

1 files changed, 54 insertions, 0 deletions

diff --git a/browser/components/customizableui/test/browser_987492_window_api.js b/browser/components/customizableui/test/browser_987492_window_api.js
new file mode 100644
index 000000000..1718303e1
--- /dev/null
+++ b/browser/components/customizableui/test/browser_987492_window_api.js
@@ -0,0 +1,54 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+
+add_task(function* testOneWindow() {
+  let windows = [];
+  for (let win of CustomizableUI.windows)
+    windows.push(win);
+  is(windows.length, 1, "Should have one customizable window");
+});
+
+
+add_task(function* testOpenCloseWindow() {
+  let newWindow = null;
+  let openListener = {
+    onWindowOpened: function(window) {
+      newWindow = window;
+    }
+  }
+  CustomizableUI.addListener(openListener);
+  let win = yield openAndLoadWindow(null, true);
+  isnot(newWindow, null, "Should have gotten onWindowOpen event");
+  is(newWindow, win, "onWindowOpen event should have received expected window");
+  CustomizableUI.removeListener(openListener);
+
+  let windows = [];
+  for (let win of CustomizableUI.windows)
+    windows.push(win);
+  is(windows.length, 2, "Should have two customizable windows");
+  isnot(windows.indexOf(window), -1, "Current window should be in window collection.");
+  isnot(windows.indexOf(newWindow), -1, "New window should be in window collection.");
+
+  let closedWindow = null;
+  let closeListener = {
+    onWindowClosed: function(window) {
+      closedWindow = window;
+    }
+  }
+  CustomizableUI.addListener(closeListener);
+  yield promiseWindowClosed(newWindow);
+  isnot(closedWindow, null, "Should have gotten onWindowClosed event")
+  is(newWindow, closedWindow, "Closed window should match previously opened window");
+  CustomizableUI.removeListener(closeListener);
+
+  windows = [];
+  for (let win of CustomizableUI.windows)
+    windows.push(win);
+  is(windows.length, 1, "Should have one customizable window");
+  isnot(windows.indexOf(window), -1, "Current window should be in window collection.");
+  is(windows.indexOf(closedWindow), -1, "Closed window should not be in window collection.");
+});