Override SigninManager::SignOut if force-signin is enabled.

chrome/browser/signin/chrome_signin_client_unittest.cc

Index: chrome/browser/signin/chrome_signin_client_unittest.cc
diff --git a/chrome/browser/signin/chrome_signin_client_unittest.cc b/chrome/browser/signin/chrome_signin_client_unittest.cc
index b9ab35bd6bf1363527c91c8802c853ad81d556c5..e4500de255e843b34a6d905548b88843ed4a3d42 100644
--- a/chrome/browser/signin/chrome_signin_client_unittest.cc
+++ b/chrome/browser/signin/chrome_signin_client_unittest.cc
@@ -4,15 +4,24 @@
 
 #include "chrome/browser/signin/chrome_signin_client.h"
 
+#include <memory>
+
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "build/build_config.h"
+#include "chrome/browser/prefs/browser_prefs.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/chrome_signin_client_factory.h"
+#include "chrome/browser/signin/signin_error_controller_factory.h"
+#include "chrome/common/pref_names.h"
+#include "chrome/test/base/browser_with_test_window_test.h"
+#include "chrome/test/base/testing_browser_process.h"
 #include "chrome/test/base/testing_profile.h"
+#include "components/prefs/testing_pref_service.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "net/base/network_change_notifier.h"
+#include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 // ChromeOS has its own network delay logic.
@@ -116,4 +125,134 @@ TEST_F(ChromeSigninClientTest, DelayNetworkCallRunsAfterNetworkFound) {
   ASSERT_TRUE(tester.WasCalledExactlyOnce());
 }
 
-#endif
+#if !defined(OS_ANDROID)
+
+class MockChromeSigninClient : public ChromeSigninClient {
+ public:
+  MockChromeSigninClient(Profile* profile, SigninErrorController* controller)
+      : ChromeSigninClient(profile, controller) {}
+
+  MOCK_METHOD1(ShowUserManager, void(const base::FilePath&));
+  MOCK_METHOD1(LockProfile, void(const base::FilePath&));
+};
+
+class MockSigninManager : public SigninManager {
+ public:
+  explicit MockSigninManager(SigninClient* client)
+      : SigninManager(client, nullptr, &fake_service_, nullptr) {}
+
+  MOCK_METHOD2(DoSignOut,
+               void(signin_metrics::ProfileSignout,
+                    signin_metrics::SignoutDelete));
+
+  AccountTrackerService fake_service_;
+};
+
+class ChromeSigninClientSignoutTest : public BrowserWithTestWindowTest {
+ public:
+  void SetUp() override {
+    BrowserWithTestWindowTest::SetUp();
+
+    prefs_.reset(new TestingPrefServiceSimple());
+    chrome::RegisterLocalState(prefs_->registry());
+    TestingBrowserProcess::GetGlobal()->SetLocalState(prefs_.get());
+    prefs_->SetBoolean(prefs::kForceBrowserSignin, true);
+
+    CreateClient(browser()->profile());
+    manager_.reset(new MockSigninManager(client_.get()));
+  }
+
+  void TearDown() override {
+    BrowserWithTestWindowTest::TearDown();
+    TestingBrowserProcess::GetGlobal()->SetLocalState(nullptr);
+  }
+
+  void CreateClient(Profile* profile) {
+    SigninErrorController* controller = new SigninErrorController();
+    client_.reset(new MockChromeSigninClient(profile, controller));
+    fake_controller_.reset(controller);
+  }
+
+  std::unique_ptr<SigninErrorController> fake_controller_;
+  std::unique_ptr<MockChromeSigninClient> client_;
+  std::unique_ptr<MockSigninManager> manager_;
+  std::unique_ptr<TestingPrefServiceSimple> prefs_;
+};
+
+TEST_F(ChromeSigninClientSignoutTest, SignOut) {
+  signin_metrics::ProfileSignout source_metric =
+      signin_metrics::ProfileSignout::SIGNOUT_TEST;
+  signin_metrics::SignoutDelete delete_metric =
+      signin_metrics::SignoutDelete::IGNORE_METRIC;
+
+  EXPECT_CALL(*client_, ShowUserManager(browser()->profile()->GetPath()))
+      .Times(1);
+  EXPECT_CALL(*client_, LockProfile(browser()->profile()->GetPath())).Times(1);
+  EXPECT_CALL(*manager_, DoSignOut(source_metric, delete_metric)).Times(1);
+
+  manager_->SignOut(source_metric, delete_metric);
+}
+
+TEST_F(ChromeSigninClientSignoutTest, SignOutWithoutManager) {
+  signin_metrics::ProfileSignout source_metric =
+      signin_metrics::ProfileSignout::SIGNOUT_TEST;
+  signin_metrics::SignoutDelete delete_metric =
+      signin_metrics::SignoutDelete::IGNORE_METRIC;
+
+  MockSigninManager other_manager(client_.get());
+  other_manager.CopyCredentialsFrom(*manager_.get());
+
+  EXPECT_CALL(*client_, ShowUserManager(browser()->profile()->GetPath()))
+      .Times(0);
+  EXPECT_CALL(*client_, LockProfile(browser()->profile()->GetPath())).Times(1);
+  EXPECT_CALL(*manager_, DoSignOut(source_metric, delete_metric)).Times(1);
+  manager_->SignOut(source_metric, delete_metric);
+
+  ::testing::Mock::VerifyAndClearExpectations(manager_.get());
+
+  EXPECT_CALL(*client_, ShowUserManager(browser()->profile()->GetPath()))
+      .Times(1);
+  EXPECT_CALL(*client_, LockProfile(browser()->profile()->GetPath())).Times(1);
+  EXPECT_CALL(*manager_, DoSignOut(source_metric, delete_metric)).Times(1);
+  manager_->SignOut(source_metric, delete_metric);
+}
+
+TEST_F(ChromeSigninClientSignoutTest, SignOutWithoutForceSignin) {
+  prefs_->SetBoolean(prefs::kForceBrowserSignin, false);
+  CreateClient(browser()->profile());
+  manager_.reset(new MockSigninManager(client_.get()));
+
+  signin_metrics::ProfileSignout source_metric =
+      signin_metrics::ProfileSignout::SIGNOUT_TEST;
+  signin_metrics::SignoutDelete delete_metric =
+      signin_metrics::SignoutDelete::IGNORE_METRIC;
+
+  EXPECT_CALL(*client_, ShowUserManager(browser()->profile()->GetPath()))
+      .Times(0);
+  EXPECT_CALL(*client_, LockProfile(browser()->profile()->GetPath())).Times(0);
+  EXPECT_CALL(*manager_, DoSignOut(source_metric, delete_metric)).Times(1);
+  manager_->SignOut(source_metric, delete_metric);
+}
+
+TEST_F(ChromeSigninClientSignoutTest, SignOutGuestSession) {
+  TestingProfile::Builder builder;
+  builder.SetGuestSession();
+  std::unique_ptr<TestingProfile> profile = builder.Build();
+
+  CreateClient(profile.get());
+  manager_.reset(new MockSigninManager(client_.get()));
+
+  signin_metrics::ProfileSignout source_metric =
+      signin_metrics::ProfileSignout::SIGNOUT_TEST;
+  signin_metrics::SignoutDelete delete_metric =
+      signin_metrics::SignoutDelete::IGNORE_METRIC;
+
+  EXPECT_CALL(*client_, ShowUserManager(browser()->profile()->GetPath()))
+      .Times(0);
+  EXPECT_CALL(*client_, LockProfile(browser()->profile()->GetPath())).Times(0);
+  EXPECT_CALL(*manager_, DoSignOut(source_metric, delete_metric)).Times(1);
+  manager_->SignOut(source_metric, delete_metric);
+}
+
+#endif  // !defined(OS_ANDROID)
+#endif  // !defined(OS_CHROMEOS)