Use AutofillDriver* in ContentAutofillDriverFactory when possible

components/autofill/content/browser/content_autofill_driver_factory_unittest.cc

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/autofill/content/browser/content_autofill_driver_factory.h"
+
+#include <memory>
+//#include <utility>
+
+#include "base/bind.h"
+#include "base/memory/ptr_util.h"
+#include "components/autofill/core/browser/test_autofill_driver.h"
+#include "content/public/browser/navigation_details.h"
+#include "content/public/common/frame_navigate_params.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace autofill {
+
+namespace {
+
+constexpr char kAppLocale[] = "does_not_matter";
+constexpr AutofillManager::AutofillDownloadManagerState kDownloadState =
+    AutofillManager::DISABLE_AUTOFILL_DOWNLOAD_MANAGER;
+
+// Creates a MockContentAutofillDriver, ignoring the arguments.
+std::unique_ptr<AutofillDriver> CreateMockDriver(
+    content::RenderFrameHost*,
+    AutofillClient*,
+    const std::string&,
+    AutofillManager::AutofillDownloadManagerState);
+
+class TestContentAutofillDriverFactory : public ContentAutofillDriverFactory {
+  // This class is on purpose empty and hence identical to the
+  // ContentAutofillDriverFactory, which is being tested here. The only
+  // difference is that the constructor is made public.
+ public:
+  TestContentAutofillDriverFactory()
+      : ContentAutofillDriverFactory(nullptr,
+                                     nullptr,
+                                     kAppLocale,
+                                     kDownloadState,
+                                     base::Bind(CreateMockDriver)) {}
+};
+
+class MockAutofillDriver : public TestAutofillDriver {
+ public:
+  MOCK_METHOD0(NavigatedToDifferentPage, void());
+};
+
+std::unique_ptr<AutofillDriver> CreateMockDriver(
+    content::RenderFrameHost*,
+    AutofillClient*,
+    const std::string&,
+    AutofillManager::AutofillDownloadManagerState) {
+  return base::MakeUnique<MockAutofillDriver>();
+}
+
+// For a non-zero |id| creates a non-null pointer to a RenderFrameHost. The
+// pointers returned for different |id| values are different. The pointers DO
+// NOT point to a real RenderFrameHost object, but because the
+// ContentAutofillDriverFactory only uses them as map keys, and the
+// MockAutofillDriver instances used here ignore the RFH passed to them, this is
+// safe.
+content::RenderFrameHost* FakeRFH(int id) {
+  return reinterpret_cast<content::RenderFrameHost*>(id);
+}
+
+// Convenience accessor with a cast to MockAutofillDriver.
+MockAutofillDriver& GetDriver(TestContentAutofillDriverFactory* factory,
+                              content::RenderFrameHost* frame) {
+  return *static_cast<MockAutofillDriver*>(factory->DriverForFrame(frame));
+}
+
+}  // namespace
+
+class ContentAutofillDriverFactoryTest : public testing::Test {
+ protected:
+  base::MessageLoop message_loop_;  // For TestAutofillDriver.
+  TestContentAutofillDriverFactory factory_;
+};
+
+TEST_F(ContentAutofillDriverFactoryTest, DidNavigateAnyFrame_DifferentPage) {
+  content::RenderFrameHost* const frame = FakeRFH(1);
+  factory_.RenderFrameCreated(frame);
+
+  content::LoadCommittedDetails details = content::LoadCommittedDetails();
+  details.is_main_frame = true;
+  details.is_in_page = false;
+  EXPECT_TRUE(details.is_navigation_to_different_page());
+  EXPECT_CALL(GetDriver(&factory_, frame), NavigatedToDifferentPage());
+  factory_.DidNavigateAnyFrame(frame, details, content::FrameNavigateParams());
+}
+
+TEST_F(ContentAutofillDriverFactoryTest, DidNavigateAnyFrame_SamePage) {
+  content::RenderFrameHost* const frame = FakeRFH(1);
+  factory_.RenderFrameCreated(frame);
+
+  content::LoadCommittedDetails details = content::LoadCommittedDetails();
+  details.is_main_frame = false;
+  EXPECT_FALSE(details.is_navigation_to_different_page());
+  content::FrameNavigateParams params = content::FrameNavigateParams();
+  EXPECT_CALL(GetDriver(&factory_, frame), NavigatedToDifferentPage())
+      .Times(0);
+  factory_.DidNavigateAnyFrame(frame, details, content::FrameNavigateParams());
+}
+
+}  // namespace autofill