1 files changed, 93 insertions, 0 deletions
diff --git a/testing/marionette/harness/marionette_harness/tests/unit/test_getactiveframe_oop.py b/testing/marionette/harness/marionette_harness/tests/unit/test_getactiveframe_oop.py
new file mode 100644
index 000000000..9325d4892
--- /dev/null
+++ b/testing/marionette/harness/marionette_harness/tests/unit/test_getactiveframe_oop.py
@@ -0,0 +1,93 @@
+# 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/.
+
+from marionette_driver.by import By
+
+from marionette_harness import MarionetteTestCase
+
+
+OOP_BY_DEFAULT = "dom.ipc.browser_frames.oop_by_default"
+BROWSER_FRAMES_ENABLED = "dom.mozBrowserFramesEnabeld"
+
+
+class TestGetActiveFrameOOP(MarionetteTestCase):
+    def setUp(self):
+        super(TestGetActiveFrameOOP, self).setUp()
+        with self.marionette.using_context("chrome"):
+            self.oop_by_default = self.marionette.get_pref(OOP_BY_DEFAULT)
+            self.mozBrowserFramesEnabled = self.marionette.get_pref(BROWSER_FRAMES_ENABLED)
+            self.marionette.set_pref(OOP_BY_DEFAULT, True)
+            self.marionette.set_pref(BROWSER_FRAMES_ENABLED, True)
+
+    def tearDown(self):
+        with self.marionette.using_context("chrome"):
+            if self.oop_by_default is None:
+                self.marionette.clear_pref(OOP_BY_DEFAULT)
+            else:
+                self.marionette.set_pref(OOP_BY_DEFAULT, self.oop_by_default)
+
+            if self.mozBrowserFramesEnabled is None:
+                self.marionette.clear_pref(BROWSER_FRAMES_ENABLED)
+            else:
+                self.marionette.set_pref(BROWSER_FRAMES_ENABLED, self.mozBrowserFramesEnabled)
+
+    def test_active_frame_oop(self):
+        self.marionette.navigate(self.marionette.absolute_url("test.html"))
+        self.marionette.push_permission('browser', True)
+
+        # Create first OOP frame
+        self.marionette.execute_script("""
+            let iframe1 = document.createElement("iframe");
+            iframe1.id = "remote_iframe1";
+            iframe1.setAttribute('remote', true);
+            iframe1.setAttribute('mozbrowser', true);
+            iframe1.style.height = "100px";
+            iframe1.style.width = "100%%";
+            iframe1.src = "{}";
+            document.body.appendChild(iframe1);
+            """.format(self.marionette.absolute_url("test_oop_1.html")))
+
+        # Currently no active frame
+        self.assertEqual(self.marionette.get_active_frame(), None)
+        self.assertTrue("test.html" in self.marionette.get_url())
+
+        # Switch to iframe1, get active frame
+        frame = self.marionette.find_element(By.ID, 'remote_iframe1')
+        self.marionette.switch_to_frame(frame)
+        active_frame1 = self.marionette.get_active_frame()
+        self.assertNotEqual(active_frame1.id, None)
+
+        # Switch to top-level then back to active frame, verify correct frame
+        self.marionette.switch_to_frame()
+        self.marionette.switch_to_frame(active_frame1)
+        self.assertTrue("test_oop_1.html" in self.marionette.execute_script("return document.wrappedJSObject.location.href"))
+
+        # Create another OOP frame
+        self.marionette.switch_to_frame()
+        self.marionette.execute_script("""
+            let iframe2 = document.createElement("iframe");
+            iframe2.setAttribute('mozbrowser', true);
+            iframe2.setAttribute('remote', true);
+            iframe2.id = "remote_iframe2";
+            iframe2.style.height = "100px";
+            iframe2.style.width = "100%%";
+            iframe2.src = "{}";
+            document.body.appendChild(iframe2);
+            """.format(self.marionette.absolute_url("test_oop_2.html")))
+
+        # Switch to iframe2, get active frame
+        frame2 = self.marionette.find_element(By.ID, 'remote_iframe2')
+        self.marionette.switch_to_frame(frame2)
+        active_frame2 = self.marionette.get_active_frame()
+        self.assertNotEqual(active_frame2.id, None)
+
+        # Switch to top-level then back to active frame 1, verify correct frame
+        self.marionette.switch_to_frame()
+        self.marionette.switch_to_frame(active_frame1)
+        self.assertTrue("test_oop_1.html" in self.marionette.execute_script("return document.wrappedJSObject.location.href"))
+
+        # Switch to top-level then back to active frame 2, verify correct frame
+        self.marionette.switch_to_frame()
+        self.marionette.switch_to_frame(active_frame2)
+        self.assertTrue("test_oop_2.html" in self.marionette.execute_script("return document.wrappedJSObject.location.href"))