Persist 'this device is not managed' information

chrome/browser/policy/device_management_policy_provider_unittest.cc

 // Copyright (c) 2010 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 "base/file_util.h"
 #include "base/message_loop.h"
 #include "base/scoped_temp_dir.h"
 #include "chrome/browser/browser_thread.h"
 #include "chrome/browser/net/gaia/token_service.h"
 #include "chrome/browser/policy/configuration_policy_pref_store.h"
+#include "chrome/browser/policy/device_management_policy_cache.h"
 #include "chrome/browser/policy/device_management_policy_provider.h"
 #include "chrome/browser/policy/mock_configuration_policy_store.h"
 #include "chrome/browser/policy/mock_device_management_backend.h"
 #include "chrome/common/net/gaia/gaia_constants.h"
 #include "chrome/common/notification_service.h"
 #include "chrome/common/policy_constants.h"
 #include "chrome/test/mock_notification_observer.h"
 #include "chrome/test/testing_device_token_fetcher.h"
 #include "chrome/test/testing_profile.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 const char kTestToken[] = "device_policy_provider_test_auth_token";
 
 namespace policy {
 
 using ::testing::_;
 using ::testing::InSequence;
 using ::testing::Mock;
 
 class DeviceManagementPolicyProviderTest : public testing::Test {
  public:
   DeviceManagementPolicyProviderTest()
       : ui_thread_(BrowserThread::UI, &loop_),
         file_thread_(BrowserThread::FILE, &loop_) {}
 
   virtual ~DeviceManagementPolicyProviderTest() {}
 
   virtual void SetUp() {
     profile_.reset(new TestingProfile);
-    CreateNewBackend();
     CreateNewProvider();
-  }
-
-  void CreateNewBackend() {
-    backend_ = new MockDeviceManagementBackend;
+    EXPECT_TRUE(provider_->waiting_for_initial_policies());
+    loop_.RunAllPending();
   }
 
   void CreateNewProvider() {
+    backend_ = new MockDeviceManagementBackend;
     provider_.reset(new DeviceManagementPolicyProvider(
         ConfigurationPolicyPrefStore::GetChromePolicyDefinitionList(),
         backend_,
         profile_.get()));
     provider_->SetDeviceTokenFetcher(
         new TestingDeviceTokenFetcher(backend_,
                                       profile_.get(),
                                       provider_->GetTokenPath()));
-    loop_.RunAllPending();
+  }
+
+  void CreateNewProvider(int64 policy_refresh_rate_ms,
+                         int64 policy_refresh_max_earlier_ms,
+                         int64 policy_refresh_error_delay_ms,
+                         int64 token_fetch_error_delay_ms,
+                         int64 unmanaged_device_refresh_rate_ms) {
+    backend_ = new MockDeviceManagementBackend;
+    provider_.reset(new DeviceManagementPolicyProvider(
+        ConfigurationPolicyPrefStore::GetChromePolicyDefinitionList(),
+        backend_,
+        profile_.get(),
+        policy_refresh_rate_ms,
+        policy_refresh_max_earlier_ms,
+        policy_refresh_error_delay_ms,
+        token_fetch_error_delay_ms,
+        unmanaged_device_refresh_rate_ms));
+    provider_->SetDeviceTokenFetcher(
+        new TestingDeviceTokenFetcher(backend_,
+                                      profile_.get(),
+                                      provider_->GetTokenPath()));
   }
 
   void SimulateSuccessfulLoginAndRunPending() {
     loop_.RunAllPending();
     profile_->GetTokenService()->IssueAuthTokenForTest(
         GaiaConstants::kDeviceManagementService, kTestToken);
     TestingDeviceTokenFetcher* fetcher =
         static_cast<TestingDeviceTokenFetcher*>(
             provider_->token_fetcher_.get());
     fetcher->SimulateLogin(kTestManagedDomainUsername);
     loop_.RunAllPending();
   }
 
   void SimulateSuccessfulInitialPolicyFetch() {
     MockConfigurationPolicyStore store;
     EXPECT_CALL(*backend_, ProcessRegisterRequest(_, _, _, _)).WillOnce(
         MockDeviceManagementBackendSucceedRegister());
     EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
         MockDeviceManagementBackendSucceedBooleanPolicy(
             key::kDisableSpdy, true));
     SimulateSuccessfulLoginAndRunPending();
+    EXPECT_FALSE(provider_->waiting_for_initial_policies());
     EXPECT_CALL(store, Apply(kPolicyDisableSpdy, _)).Times(1);
     provider_->Provide(&store);
     ASSERT_EQ(1U, store.policy_map().size());
     Mock::VerifyAndClearExpectations(backend_);
     Mock::VerifyAndClearExpectations(&store);
   }
 
   virtual void TearDown() {
     loop_.RunAllPending();
   }
 
   MockDeviceManagementBackend* backend_;  // weak
   scoped_ptr<DeviceManagementPolicyProvider> provider_;
 
  protected:
-  void SetRefreshDelays(DeviceManagementPolicyProvider* provider,
-                        int64 policy_refresh_rate_ms,
-                        int64 policy_refresh_max_earlier_ms,
-                        int64 policy_refresh_error_delay_ms,
-                        int64 token_fetch_error_delay_ms) {
-    provider->set_policy_refresh_rate_ms(policy_refresh_rate_ms);
-    provider->set_policy_refresh_max_earlier_ms(policy_refresh_max_earlier_ms);
-    provider->set_policy_refresh_error_delay_ms(policy_refresh_error_delay_ms);
-    provider->set_token_fetch_error_delay_ms(token_fetch_error_delay_ms);
+  DeviceManagementPolicyCache* cache(DeviceManagementPolicyProvider* provider) {
+    return provider->cache_.get();
   }
 
+  MessageLoop loop_;
+
  private:
-  MessageLoop loop_;
   BrowserThread ui_thread_;
   BrowserThread file_thread_;
   scoped_ptr<Profile> profile_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceManagementPolicyProviderTest);
 };
 
 // If there's no login and no previously-fetched policy, the provider should
 // provide an empty policy.
 TEST_F(DeviceManagementPolicyProviderTest, InitialProvideNoLogin) {
   MockConfigurationPolicyStore store;
   EXPECT_CALL(store, Apply(_, _)).Times(0);
   provider_->Provide(&store);
   EXPECT_TRUE(store.policy_map().empty());
+  EXPECT_TRUE(provider_->waiting_for_initial_policies());
 }
 
 // If the login is successful and there's no previously-fetched policy, the
 // policy should be fetched from the server and should be available the first
 // time the Provide method is called.
 TEST_F(DeviceManagementPolicyProviderTest, InitialProvideWithLogin) {
+  EXPECT_TRUE(provider_->waiting_for_initial_policies());
   SimulateSuccessfulInitialPolicyFetch();
 }
 
 // If the login succeed but the device management backend is unreachable,
 // there should be no policy provided if there's no previously-fetched policy,
 TEST_F(DeviceManagementPolicyProviderTest, EmptyProvideWithFailedBackend) {
   MockConfigurationPolicyStore store;
   EXPECT_CALL(*backend_, ProcessRegisterRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendFailRegister(
           DeviceManagementBackend::kErrorRequestFailed));
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).Times(0);
   SimulateSuccessfulLoginAndRunPending();
   EXPECT_CALL(store, Apply(kPolicyDisableSpdy, _)).Times(0);
   provider_->Provide(&store);
   EXPECT_TRUE(store.policy_map().empty());
 }
 
 // If a policy has been fetched previously, if should be available even before
 // the login succeeds or the device management backend is available.
 TEST_F(DeviceManagementPolicyProviderTest, SecondProvide) {
   // Pre-fetch and persist a policy
   SimulateSuccessfulInitialPolicyFetch();
 
   // Simulate a app relaunch by constructing a new provider. Policy should be
   // refreshed (since that might be the purpose of the app relaunch).
-  CreateNewBackend();
+  CreateNewProvider();
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendSucceedBooleanPolicy(
           key::kDisableSpdy, true));
-  CreateNewProvider();
+  loop_.RunAllPending();
   Mock::VerifyAndClearExpectations(backend_);
 
   // Simulate another app relaunch, this time against a failing backend.
   // Cached policy should still be available.
-  CreateNewBackend();
   MockConfigurationPolicyStore store;
+  CreateNewProvider();
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendFailPolicy(
           DeviceManagementBackend::kErrorRequestFailed));
-  CreateNewProvider();
+  loop_.RunAllPending();
   SimulateSuccessfulLoginAndRunPending();
   EXPECT_CALL(store, Apply(kPolicyDisableSpdy, _)).Times(1);
   provider_->Provide(&store);
   ASSERT_EQ(1U, store.policy_map().size());
 }
 
 // When policy is successfully fetched from the device management server, it
 // should force a policy refresh.
 TEST_F(DeviceManagementPolicyProviderTest, FetchTriggersRefresh) {
   MockNotificationObserver observer;
   NotificationRegistrar registrar;
   registrar.Add(&observer,
                 NotificationType::POLICY_CHANGED,
                 NotificationService::AllSources());
   EXPECT_CALL(observer, Observe(_, _, _)).Times(1);
   SimulateSuccessfulInitialPolicyFetch();
 }
 
 TEST_F(DeviceManagementPolicyProviderTest, ErrorCausesNewRequest) {
   InSequence s;
-  SetRefreshDelays(provider_.get(), 1000 * 1000, 0, 0, 0);
+  CreateNewProvider(1000 * 1000, 0, 0, 0, 0);
   EXPECT_CALL(*backend_, ProcessRegisterRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendFailRegister(
           DeviceManagementBackend::kErrorRequestFailed));
   EXPECT_CALL(*backend_, ProcessRegisterRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendSucceedRegister());
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendFailPolicy(
           DeviceManagementBackend::kErrorRequestFailed));
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendFailPolicy(
           DeviceManagementBackend::kErrorRequestFailed));
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendSucceedBooleanPolicy(key::kDisableSpdy, true));
   SimulateSuccessfulLoginAndRunPending();
 }
 
 TEST_F(DeviceManagementPolicyProviderTest, RefreshPolicies) {
   InSequence s;
-  SetRefreshDelays(provider_.get(), 0, 0, 1000 * 1000, 1000);
+  CreateNewProvider(0, 0, 1000 * 1000, 1000, 0);
   EXPECT_CALL(*backend_, ProcessRegisterRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendSucceedRegister());
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendSucceedBooleanPolicy(key::kDisableSpdy, true));
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendSucceedBooleanPolicy(key::kDisableSpdy, true));
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendSucceedBooleanPolicy(key::kDisableSpdy, true));
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendFailPolicy(
@@ skipping 26 matching lines @@
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendFailPolicy(
           DeviceManagementBackend::kErrorServiceManagementTokenInvalid));
   EXPECT_CALL(*backend_, ProcessRegisterRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendSucceedRegister());
   EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
       MockDeviceManagementBackendSucceedBooleanPolicy(key::kDisableSpdy, true));
   SimulateSuccessfulLoginAndRunPending();
 }
 
+// This test tests three things (see numbered comments below):
+TEST_F(DeviceManagementPolicyProviderTest, UnmanagedDevice) {
+  InSequence s;
+  EXPECT_CALL(*backend_, ProcessRegisterRequest(_, _, _, _)).WillOnce(
+      MockDeviceManagementBackendFailRegister(
+          DeviceManagementBackend::kErrorServiceManagementNotSupported));
+  SimulateSuccessfulLoginAndRunPending();
+  // (1) The provider's DMPolicyCache should know that the device is not
+  // managed.
+  EXPECT_TRUE(cache(provider_.get())->is_device_unmanaged());
+  // (2) On restart, the provider should detect that this is not the first
+  // login.
+  CreateNewProvider(1000*1000, 0, 0, 0, 0);
+  EXPECT_FALSE(provider_->waiting_for_initial_policies());
+  EXPECT_CALL(*backend_, ProcessRegisterRequest(_, _, _, _)).WillOnce(
+      MockDeviceManagementBackendSucceedRegister());
+  EXPECT_CALL(*backend_, ProcessPolicyRequest(_, _, _, _)).WillOnce(
+      MockDeviceManagementBackendSucceedBooleanPolicy(key::kDisableSpdy, true));
+  SimulateSuccessfulLoginAndRunPending();
+  // (3) Since the backend call this time returned a device id, the "unmanaged"
+  // marker should have been deleted.
+  EXPECT_FALSE(cache(provider_.get())->is_device_unmanaged());
+}
+
 }  // namespace policy