Revert of mandoline: Add back/forward support and UI.

components/web_view/web_view_apptest.cc

 // Copyright 2015 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/web_view/public/cpp/web_view.h"
 
 #include "base/base_paths.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
 #include "components/view_manager/public/cpp/scoped_view_ptr.h"
 #include "components/view_manager/public/cpp/tests/view_manager_test_base.h"
 #include "components/view_manager/public/cpp/view.h"
 #include "components/view_manager/public/cpp/view_tree_connection.h"
 #include "mojo/util/filename_util.h"
 #include "url/gurl.h"
 
 namespace web_view {
 
-namespace {
-const char kTestOneFile[] = "test_one.html";
-const char kTestOneTitle[] = "Test Title One";
-const char kTestTwoFile[] = "test_two.html";
-const char kTestTwoTitle[] = "Test Title Two";
-const char kTestThreeFile[] = "test_three.html";
-const char kTestThreeTitle[] = "Test Title Three";
-}
-
 class WebViewTest : public mojo::ViewManagerTestBase,
                     public mojom::WebViewClient {
  public:
   WebViewTest() : web_view_(this) {}
   ~WebViewTest() override {}
 
   mojom::WebView* web_view() { return web_view_.web_view(); }
 
   const std::string& last_title() { return last_title_; }
-  mojom::ButtonState last_back_button_state() {
-    return last_back_button_state_;
-  }
-  mojom::ButtonState last_forward_button_state() {
-    return last_forward_button_state_;
-  }
 
   void StartNestedRunLoopUntilLoadingDone() {
     run_loop_.reset(new base::RunLoop);
     run_loop_->Run();
   }
 
-  void NavigateTo(const std::string& file) {
-    base::FilePath data_file;
-    ASSERT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &data_file));
-    data_file = data_file.AppendASCII("components/test/data/web_view")
-                .AppendASCII(file).NormalizePathSeparators();
-    ASSERT_TRUE(base::PathExists(data_file));
-    mojo::URLRequestPtr request(mojo::URLRequest::New());
-    request->url = mojo::util::FilePathToFileURL(data_file).spec();
-    web_view()->LoadRequest(request.Pass());
-    StartNestedRunLoopUntilLoadingDone();
-  }
-
  private:
   void QuitNestedRunLoop() {
     if (run_loop_) {
       run_loop_->Quit();
     }
   }
 
   // Overridden from ApplicationDelegate:
   void Initialize(mojo::ApplicationImpl* app) override {
     ViewManagerTestBase::Initialize(app);
@@ skipping 16 matching lines @@
     ViewManagerTestBase::TearDown();
   }
 
   // Overridden from web_view::mojom::WebViewClient:
   void TopLevelNavigate(mojo::URLRequestPtr request) override {}
   void LoadingStateChanged(bool is_loading) override {
     if (is_loading == false)
       QuitNestedRunLoop();
   }
   void ProgressChanged(double progress) override {}
-  void BackForwardChanged(mojom::ButtonState back_button,
-                          mojom::ButtonState forward_button) override {
-    last_back_button_state_ = back_button;
-    last_forward_button_state_ = forward_button;
-  }
   void TitleChanged(const mojo::String& title) override {
     last_title_ = title.get();
   }
 
   mojo::ApplicationImpl* app_;
 
   mojo::View* content_;
 
   web_view::WebView web_view_;
 
   scoped_ptr<base::RunLoop> run_loop_;
 
   std::string last_title_;
-  mojom::ButtonState last_back_button_state_;
-  mojom::ButtonState last_forward_button_state_;
 
   DISALLOW_COPY_AND_ASSIGN(WebViewTest);
 };
 
 TEST_F(WebViewTest, TestTitleChanged) {
-  ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestOneFile));
+  base::FilePath data_file;
+  ASSERT_TRUE(PathService::Get(base::DIR_SOURCE_ROOT, &data_file));
+  data_file = data_file.AppendASCII("components").
+              AppendASCII("test").
+              AppendASCII("data").
+              AppendASCII("web_view").
+              AppendASCII("test_title_changed.html");
+  ASSERT_TRUE(base::PathExists(data_file));
 
-  // Our title should have been set on the navigation.
-  EXPECT_EQ(kTestOneTitle, last_title());
-}
+  mojo::URLRequestPtr request(mojo::URLRequest::New());
+  request->url = mojo::util::FilePathToFileURL(data_file).spec();
+  web_view()->LoadRequest(request.Pass());
 
-TEST_F(WebViewTest, CanGoBackAndForward) {
-  ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestOneFile));
-
-  // We can't go back on first navigation since there's nothing previously on
-  // the stack.
-  EXPECT_EQ(kTestOneTitle, last_title());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
-            last_back_button_state());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
-            last_forward_button_state());
-
-  ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestTwoFile));
-
-  EXPECT_EQ(kTestTwoTitle, last_title());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED, last_back_button_state());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
-            last_forward_button_state());
-
-  web_view()->GoBack();
+  // Build a nested run loop.
   StartNestedRunLoopUntilLoadingDone();
 
-  EXPECT_EQ(kTestOneTitle, last_title());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
-            last_back_button_state());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED,
-            last_forward_button_state());
-
-  web_view()->GoForward();
-  StartNestedRunLoopUntilLoadingDone();
-  EXPECT_EQ(kTestTwoTitle, last_title());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED, last_back_button_state());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
-            last_forward_button_state());
-}
-
-TEST_F(WebViewTest, NavigationClearsForward) {
-  // First navigate somewhere, navigate somewhere else, and go back so we have
-  // one item in the forward stack.
-  ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestOneFile));
-  ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestTwoFile));
-
-  web_view()->GoBack();
-  StartNestedRunLoopUntilLoadingDone();
-
-  EXPECT_EQ(kTestOneTitle, last_title());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
-            last_back_button_state());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED,
-            last_forward_button_state());
-
-  // Now navigate to a third file. This should clear the forward stack.
-  ASSERT_NO_FATAL_FAILURE(NavigateTo(kTestThreeFile));
-
-  EXPECT_EQ(kTestThreeTitle, last_title());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_ENABLED, last_back_button_state());
-  EXPECT_EQ(mojom::ButtonState::BUTTON_STATE_DISABLED,
-            last_forward_button_state());
+  // Our title should have been set on the final.
+  EXPECT_EQ("Test Title Changed", last_title());
 }
 
 }  // namespace web_view