1 files changed, 64 insertions, 0 deletions
diff --git a/remote/test/browser/page/browser_bringToFront.js b/remote/test/browser/page/browser_bringToFront.js
new file mode 100644
index 0000000000..ed00071922
--- /dev/null
+++ b/remote/test/browser/page/browser_bringToFront.js
@@ -0,0 +1,64 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const FIRST_DOC = toDataURL("first");
+const SECOND_DOC = toDataURL("second");
+
+add_task(async function testBringToFrontUpdatesSelectedTab({ client }) {
+  const tab = gBrowser.selectedTab;
+
+  await loadURL(FIRST_DOC);
+
+  info("Open another tab that should become the front tab");
+  const otherTab = await BrowserTestUtils.openNewForegroundTab(
+    gBrowser,
+    SECOND_DOC
+  );
+
+  try {
+    is(gBrowser.selectedTab, otherTab, "Selected tab is now the new tab");
+
+    const { Page } = client;
+    info(
+      "Call Page.bringToFront() and check that the test tab becomes the selected tab"
+    );
+    await Page.bringToFront();
+    is(gBrowser.selectedTab, tab, "Selected tab is the target tab again");
+    is(tab.ownerGlobal, getFocusedNavigator(), "The initial window is focused");
+  } finally {
+    BrowserTestUtils.removeTab(otherTab);
+  }
+});
+
+add_task(async function testBringToFrontUpdatesFocusedWindow({ client }) {
+  const tab = gBrowser.selectedTab;
+
+  await loadURL(FIRST_DOC);
+
+  is(tab.ownerGlobal, getFocusedNavigator(), "The initial window is focused");
+
+  const otherWindow = await BrowserTestUtils.openNewBrowserWindow();
+
+  try {
+    is(otherWindow, getFocusedNavigator(), "The new window is focused");
+
+    const { Page } = client;
+    info(
+      "Call Page.bringToFront() and check that the tab window is focused again"
+    );
+    await Page.bringToFront();
+    is(
+      tab.ownerGlobal,
+      getFocusedNavigator(),
+      "The initial window is focused again"
+    );
+  } finally {
+    await BrowserTestUtils.closeWindow(otherWindow);
+  }
+});
+
+function getFocusedNavigator() {
+  return Services.wm.getMostRecentWindow("navigator:browser");
+}