Add ForceSigninVerifier.

chrome/browser/signin/force_signin_verifier_unittest.cc

+// Copyright 2017 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 "chrome/browser/signin/force_signin_verifier.h"
+
+#include "chrome/test/base/testing_profile.h"
+#include "content/public/test/test_browser_thread_bundle.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+class MockForceSigninVerifier : public ForceSigninVerifier {
+ public:
+  explicit MockForceSigninVerifier(Profile* profile)
+      : ForceSigninVerifier(profile) {}
+
+  bool ShouldSendRequest() override { return true; }
+
+  void SendTestRequest() { SendRequest(); }
+
+  bool IsDelayTaskPosted() { return GetOneShotTimerForTesting()->IsRunning(); }
+
+  int FailureCount() { return GetBackoffEntryForTesting()->failure_count(); }
+
+  OAuth2TokenService::Request* request() { return GetRequestForTesting(); }
+
+  MOCK_METHOD0(ShowDialog, void(void));
+};
+
+class ForceSigninVerifierTest : public ::testing::Test {
+ public:
+  void SetUp() override {
+    verifier_ = base::MakeUnique<MockForceSigninVerifier>(&profile_);
+  }
+
+  void TearDown() override { verifier_.reset(); }
+
+  std::unique_ptr<MockForceSigninVerifier> verifier_;
+  content::TestBrowserThreadBundle bundle_;
+  TestingProfile profile_;
+
+  GoogleServiceAuthError persistent_error_ = GoogleServiceAuthError(
+      GoogleServiceAuthError::State::INVALID_GAIA_CREDENTIALS);
+  GoogleServiceAuthError transient_error_ =
+      GoogleServiceAuthError(GoogleServiceAuthError::State::CONNECTION_FAILED);
+};
+
+TEST_F(ForceSigninVerifierTest, OnGetTokenSuccess) {
+  ASSERT_EQ(nullptr, verifier_->request());
+
+  verifier_->SendTestRequest();
+
+  ASSERT_NE(nullptr, verifier_->request());
+  ASSERT_FALSE(verifier_->HasTokenBeenVerified());
+  ASSERT_FALSE(verifier_->IsDelayTaskPosted());
+  EXPECT_CALL(*verifier_.get(), ShowDialog()).Times(0);
+
+  verifier_->OnGetTokenSuccess(verifier_->request(), "", base::Time::Now());
+  ASSERT_EQ(nullptr, verifier_->request());
+  ASSERT_TRUE(verifier_->HasTokenBeenVerified());
+  ASSERT_FALSE(verifier_->IsDelayTaskPosted());
+  ASSERT_EQ(0, verifier_->FailureCount());
+}
+
+TEST_F(ForceSigninVerifierTest, OnGetTokenPersistentFailure) {
+  ASSERT_EQ(nullptr, verifier_->request());
+
+  verifier_->SendTestRequest();
+
+  ASSERT_NE(nullptr, verifier_->request());
+  ASSERT_FALSE(verifier_->HasTokenBeenVerified());
+  ASSERT_FALSE(verifier_->IsDelayTaskPosted());
+  EXPECT_CALL(*verifier_.get(), ShowDialog()).Times(1);
+
+  verifier_->OnGetTokenFailure(verifier_->request(), persistent_error_);
+  ASSERT_EQ(nullptr, verifier_->request());
+  ASSERT_TRUE(verifier_->HasTokenBeenVerified());
+  ASSERT_FALSE(verifier_->IsDelayTaskPosted());
+  ASSERT_EQ(0, verifier_->FailureCount());
+}
+
+TEST_F(ForceSigninVerifierTest, OnGetTokenTransientFailure) {
+  ASSERT_EQ(nullptr, verifier_->request());
+
+  verifier_->SendTestRequest();
+  ASSERT_NE(nullptr, verifier_->request());
+  ASSERT_FALSE(verifier_->HasTokenBeenVerified());
+  ASSERT_FALSE(verifier_->IsDelayTaskPosted());
+  EXPECT_CALL(*verifier_.get(), ShowDialog()).Times(0);
+
+  verifier_->OnGetTokenFailure(verifier_->request(), transient_error_);
+  ASSERT_EQ(nullptr, verifier_->request());
+  ASSERT_FALSE(verifier_->HasTokenBeenVerified());
+  ASSERT_TRUE(verifier_->IsDelayTaskPosted());
+  ASSERT_EQ(1, verifier_->FailureCount());
+}
+
+TEST_F(ForceSigninVerifierTest, OnLostConnection) {
+  verifier_->SendTestRequest();
+  verifier_->OnGetTokenFailure(verifier_->request(), transient_error_);
+  ASSERT_EQ(1, verifier_->FailureCount());
+  ASSERT_EQ(nullptr, verifier_->request());
+  ASSERT_TRUE(verifier_->IsDelayTaskPosted());
+
+  verifier_->OnNetworkChanged(
+      net::NetworkChangeNotifier::ConnectionType::CONNECTION_NONE);
+
+  ASSERT_EQ(0, verifier_->FailureCount());
+  ASSERT_EQ(nullptr, verifier_->request());
+  ASSERT_FALSE(verifier_->IsDelayTaskPosted());
+}
+
+TEST_F(ForceSigninVerifierTest, OnReconnected) {
+  verifier_->SendTestRequest();
+  verifier_->OnGetTokenFailure(verifier_->request(), transient_error_);
+  ASSERT_EQ(1, verifier_->FailureCount());
+  ASSERT_EQ(nullptr, verifier_->request());
+  ASSERT_TRUE(verifier_->IsDelayTaskPosted());
+
+  verifier_->OnNetworkChanged(
+      net::NetworkChangeNotifier::ConnectionType::CONNECTION_WIFI);
+
+  ASSERT_EQ(0, verifier_->FailureCount());
+  ASSERT_NE(nullptr, verifier_->request());
+  ASSERT_FALSE(verifier_->IsDelayTaskPosted());
+}