Upstream Chrome on iOS source code [2/11].

ios/chrome/browser/test/perf_test_with_bvc_ios.h

+// Copyright 2012 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.
+
+#ifndef IOS_CHROME_BROWSER_TEST_PERF_TEST_WITH_BVC_IOS_H_
+#define IOS_CHROME_BROWSER_TEST_PERF_TEST_WITH_BVC_IOS_H_
+
+#import <UIKit/UIKit.h>
+
+#include <memory>
+
+#include "base/mac/scoped_nsobject.h"
+#include "ios/chrome/browser/browser_state/test_chrome_browser_state.h"
+#include "ios/chrome/test/base/perf_test_ios.h"
+#include "ios/chrome/test/ios_chrome_scoped_testing_chrome_browser_provider.h"
+#include "ios/chrome/test/ios_chrome_scoped_testing_local_state.h"
+#include "ios/web/public/test/scoped_testing_web_client.h"
+
+@class BrowserViewController;
+@class BrowserViewControllerDependencyFactory;
+@class TabModel;
+
+// Base class for performance tests that require a browser view controller.
+// The BVC requires a non-trivial amount of setup and teardown, so it's best
+// to derive from this class for tests that require a real BVC.
+// The class disables prerendering, for better performance numbers.
+// It uses mock profiles, and testing factories for AutocompleteClassifier.
+class PerfTestWithBVC : public PerfTest {
+ public:
+  explicit PerfTestWithBVC(std::string testGroup);
+
+  PerfTestWithBVC(std::string testGroup,
+                  std::string firstLabel,
+                  std::string averageLabel,
+                  bool isWaterfall,
+                  bool verbose,
+                  bool slowTeardown,
+                  int repeat);
+  ~PerfTestWithBVC() override;
+
+  void SetUp() override;
+  void TearDown() override;
+
+ protected:
+  // True if the test needs extra time for Teardown.
+  bool slow_teardown_;
+
+  web::ScopedTestingWebClient web_client_;
+  IOSChromeScopedTestingChromeBrowserProvider provider_;
+  IOSChromeScopedTestingLocalState local_state_;
+
+  std::unique_ptr<TestChromeBrowserState> chrome_browser_state_;
+  std::unique_ptr<TestChromeBrowserState> incognito_chrome_browser_state_;
+
+  base::scoped_nsobject<TabModel> tab_model_;
+  base::scoped_nsobject<TabModel> otr_tab_model_;
+
+  base::scoped_nsobject<BrowserViewControllerDependencyFactory> bvc_factory_;
+  base::scoped_nsobject<BrowserViewController> bvc_;
+  base::scoped_nsobject<UIWindow> window_;
+};
+
+#endif  // IOS_CHROME_BROWSER_TEST_PERF_TEST_WITH_BVC_IOS_H_