Upstream Chrome on iOS source code [10/11].

ios/chrome/test/earl_grey/chrome_test_case.h

+// 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.
+
+#ifndef IOS_CHROME_TEST_EARL_GREY_CHROME_TEST_CASE_H_
+#define IOS_CHROME_TEST_EARL_GREY_CHROME_TEST_CASE_H_
+
+#import <XCTest/XCTest.h>
+
+#include "base/ios/block_types.h"
+
+// Base class for all Chrome Earl Grey tests.
+@interface ChromeTestCase : XCTestCase
+
+// Sets a block to always be executed at the end of a test during tearDown,
+// whether the test passes or fails. This shall only be set once per test.
+- (void)setTearDownHandler:(ProceduralBlock)tearDownHandler;
+
+// Removes any UI elements that are present, to ensure it is in a clean state.
++ (void)removeAnyOpenMenusAndInfoBars;
+
+// Closes all tabs, and waits for the UI to synchronize.
++ (void)closeAllTabs;
+
+// Turns off mock authentication. It will automatically be re-enabled at the
+// end of the test. This shall only be called once per test.
+- (void)disableMockAuthentication;
+
+// Stops the HTTP server. It will be re-started at the end of the test. This
+// should only be called when the HTTP server is running. This shall only be
+// called once per test.
+- (void)stopHTTPServer;
+
+@end
+
+#endif  // IOS_CHROME_TEST_EARL_GREY_CHROME_TEST_CASE_H_