1 files changed, 70 insertions, 0 deletions
diff --git a/devtools/client/responsive.html/test/browser/browser_exit_button.js b/devtools/client/responsive.html/test/browser/browser_exit_button.js
new file mode 100644
index 000000000..62e652274
--- /dev/null
+++ b/devtools/client/responsive.html/test/browser/browser_exit_button.js
@@ -0,0 +1,70 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const TEST_URL = "data:text/html;charset=utf-8,";
+
+// Test global exit button
+addRDMTask(TEST_URL, function* (...args) {
+  yield testExitButton(...args);
+});
+
+// Test global exit button on detached tab.
+// See Bug 1262806
+add_task(function* () {
+  let tab = yield addTab(TEST_URL);
+  let { ui, manager } = yield openRDM(tab);
+
+  yield waitBootstrap(ui);
+
+  let waitTabIsDetached = Promise.all([
+    once(tab, "TabClose"),
+    once(tab.linkedBrowser, "SwapDocShells")
+  ]);
+
+  // Detach the tab with RDM open.
+  let newWindow = gBrowser.replaceTabWithWindow(tab);
+
+  // Waiting the tab is detached.
+  yield waitTabIsDetached;
+
+  // Get the new tab instance.
+  tab = newWindow.gBrowser.tabs[0];
+
+  // Detaching a tab closes RDM.
+  ok(!manager.isActiveForTab(tab),
+    "Responsive Design Mode is not active for the tab");
+
+  // Reopen the RDM and test the exit button again.
+  yield testExitButton(yield openRDM(tab));
+  yield BrowserTestUtils.closeWindow(newWindow);
+});
+
+function* waitBootstrap(ui) {
+  let { toolWindow, tab } = ui;
+  let { store } = toolWindow;
+  let url = String(tab.linkedBrowser.currentURI.spec);
+
+  // Wait until the viewport has been added.
+  yield waitUntilState(store, state => state.viewports.length == 1);
+
+  // Wait until the document has been loaded.
+  yield waitForFrameLoad(ui, url);
+}
+
+function* testExitButton({ui, manager}) {
+  yield waitBootstrap(ui);
+
+  let exitButton = ui.toolWindow.document.getElementById("global-exit-button");
+
+  ok(manager.isActiveForTab(ui.tab),
+    "Responsive Design Mode active for the tab");
+
+  exitButton.click();
+
+  yield once(manager, "off");
+
+  ok(!manager.isActiveForTab(ui.tab),
+    "Responsive Design Mode is not active for the tab");
+}