1 files changed, 127 insertions, 0 deletions
diff --git a/browser/base/content/test/outOfProcess/browser_controller.js b/browser/base/content/test/outOfProcess/browser_controller.js
new file mode 100644
index 0000000000..f9d9ca8c93
--- /dev/null
+++ b/browser/base/content/test/outOfProcess/browser_controller.js
@@ -0,0 +1,127 @@
+function checkCommandState(testid, undoEnabled, copyEnabled, deleteEnabled) {
+  is(
+    !document.getElementById("cmd_undo").hasAttribute("disabled"),
+    undoEnabled,
+    testid + " undo"
+  );
+  is(
+    !document.getElementById("cmd_copy").hasAttribute("disabled"),
+    copyEnabled,
+    testid + " copy"
+  );
+  is(
+    !document.getElementById("cmd_delete").hasAttribute("disabled"),
+    deleteEnabled,
+    testid + " delete"
+  );
+}
+
+function keyAndUpdate(key, eventDetails, updateEventsCount) {
+  let updatePromise = BrowserTestUtils.waitForEvent(
+    window,
+    "commandupdate",
+    false,
+    () => {
+      return --updateEventsCount == 0;
+    }
+  );
+  EventUtils.synthesizeKey(key, eventDetails);
+  return updatePromise;
+}
+
+add_task(async function test_controllers_subframes() {
+  let tab = await BrowserTestUtils.openNewForegroundTab(
+    gBrowser,
+    OOP_BASE_PAGE_URI
+  );
+  let browser = tab.linkedBrowser;
+  let browsingContexts = await initChildFrames(
+    browser,
+    "<input id='input'><br><br>"
+  );
+
+  gURLBar.focus();
+
+  for (let stepNum = 0; stepNum < browsingContexts.length; stepNum++) {
+    await keyAndUpdate(stepNum > 0 ? "VK_TAB" : "VK_F6", {}, 6);
+
+    // Since focus may be switching into a separate process here,
+    // need to wait for the focus to have been updated.
+    await SpecialPowers.spawn(browsingContexts[stepNum], [], () => {
+      return ContentTaskUtils.waitForCondition(
+        () => content.browsingContext.isActive && content.document.hasFocus()
+      );
+    });
+
+    // Force the UI to update on platforms that don't
+    // normally do so until menus are opened.
+    if (AppConstants.platform != "macosx") {
+      goUpdateGlobalEditMenuItems(true);
+    }
+
+    await SpecialPowers.spawn(browsingContexts[stepNum], [], () => {
+      // Both the tab key and document navigation with F6 will focus
+      // the root of the document within the frame.
+      let document = content.document;
+      Assert.equal(
+        document.activeElement,
+        document.documentElement,
+        "root focused"
+      );
+    });
+    // XXX Currently, Copy is always enabled when the root (not an editor element)
+    // is focused. Possibly that should only be true if a listener is present?
+    checkCommandState("step " + stepNum + " root focused", false, true, false);
+
+    // Tab to the textbox.
+    await keyAndUpdate("VK_TAB", {}, 1);
+
+    if (AppConstants.platform != "macosx") {
+      goUpdateGlobalEditMenuItems(true);
+    }
+
+    await SpecialPowers.spawn(browsingContexts[stepNum], [], () => {
+      Assert.equal(
+        content.document.activeElement,
+        content.document.getElementById("input"),
+        "input focused"
+      );
+    });
+    checkCommandState(
+      "step " + stepNum + " input focused",
+      false,
+      false,
+      false
+    );
+
+    // Type into the textbox.
+    await keyAndUpdate("a", {}, 1);
+    checkCommandState("step " + stepNum + " typed", true, false, false);
+
+    await SpecialPowers.spawn(browsingContexts[stepNum], [], () => {
+      Assert.equal(
+        content.document.activeElement,
+        content.document.getElementById("input"),
+        "input focused"
+      );
+    });
+
+    // Select all text; this causes the Copy and Delete commands to be enabled.
+    await keyAndUpdate("a", { accelKey: true }, 1);
+    if (AppConstants.platform != "macosx") {
+      goUpdateGlobalEditMenuItems(true);
+    }
+
+    checkCommandState("step " + stepNum + " selected", true, true, true);
+
+    // Now make sure that the text is selected.
+    await SpecialPowers.spawn(browsingContexts[stepNum], [], () => {
+      let input = content.document.getElementById("input");
+      Assert.equal(input.value, "a", "text matches");
+      Assert.equal(input.selectionStart, 0, "selectionStart matches");
+      Assert.equal(input.selectionEnd, 1, "selectionEnd matches");
+    });
+  }
+
+  BrowserTestUtils.removeTab(tab);
+});