Open the LoginDatabase on the DB thread, not the UI thread.

chrome/browser/password_manager/password_store_mac_unittest.cc

Index: chrome/browser/password_manager/password_store_mac_unittest.cc
diff --git a/chrome/browser/password_manager/password_store_mac_unittest.cc b/chrome/browser/password_manager/password_store_mac_unittest.cc
index a3e8810e9e14243f48c1180ef72c323d3d453e76..ed4e03af2ac118383c084fcdf3f4796ed401185b 100644
--- a/chrome/browser/password_manager/password_store_mac_unittest.cc
+++ b/chrome/browser/password_manager/password_store_mac_unittest.cc
@@ -13,6 +13,7 @@
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/password_manager/password_store_mac_internal.h"
 #include "chrome/common/chrome_paths.h"
+#include "components/password_manager/core/browser/login_database.h"
 #include "components/password_manager/core/browser/password_store_consumer.h"
 #include "content/public/test/test_browser_thread.h"
 #include "crypto/mock_apple_keychain.h"
@@ -60,17 +61,23 @@ ACTION(QuitUIMessageLoop) {
   base::MessageLoop::current()->Quit();
 }
 
+class MockPasswordStoreObserver : public PasswordStore::Observer {
+ public:
+  MOCK_METHOD1(OnLoginsChanged,
+               void(const password_manager::PasswordStoreChangeList& changes));
+};
+
 class TestPasswordStoreMac : public PasswordStoreMac {
  public:
   TestPasswordStoreMac(
       scoped_refptr<base::SingleThreadTaskRunner> main_thread_runner,
       scoped_refptr<base::SingleThreadTaskRunner> db_thread_runner,
       crypto::AppleKeychain* keychain,
-      LoginDatabase* login_db)
+      const base::FilePath& login_db_file_path)
       : PasswordStoreMac(main_thread_runner,
                          db_thread_runner,
                          keychain,
-                         login_db) {
+                         login_db_file_path) {
   }
 
   using PasswordStoreMac::GetBackgroundTaskRunner;
@@ -1049,13 +1056,11 @@ TEST_F(PasswordStoreMacInternalsTest, TestPasswordGetAll) {
 
 class PasswordStoreMacTest : public testing::Test {
  public:
-  PasswordStoreMacTest() : ui_thread_(BrowserThread::UI, &message_loop_) {}
+  PasswordStoreMacTest()
+      : ui_thread_(BrowserThread::UI, &message_loop_), keychain_(nullptr) {}
 
   void SetUp() override {
-    login_db_ = new LoginDatabase();
     ASSERT_TRUE(db_dir_.CreateUniqueTempDir());
-    base::FilePath db_file = db_dir_.path().AppendASCII("login.db");
-    ASSERT_TRUE(login_db_->Init(db_file));
 
     keychain_ = new MockAppleKeychain();
 
@@ -1063,7 +1068,7 @@ class PasswordStoreMacTest : public testing::Test {
         base::MessageLoopProxy::current(),
         base::MessageLoopProxy::current(),
         keychain_,
-        login_db_);
+        test_login_db_file_path());
     ASSERT_TRUE(store_->Init(syncer::SyncableService::StartSyncFlare()));
   }
 
@@ -1072,6 +1077,14 @@ class PasswordStoreMacTest : public testing::Test {
     EXPECT_FALSE(store_->GetBackgroundTaskRunner().get());
   }
 
+  base::FilePath test_login_db_file_path() const {
+    return db_dir_.path().Append(FILE_PATH_LITERAL("login.db"));
+  }
+
+  password_manager::LoginDatabase* login_db() const {
+    return store_->login_metadata_db();
+  }
+
   void WaitForStoreUpdate() {
     // Do a store-level query to wait for all the operations above to be done.
     MockPasswordStoreConsumer consumer;
@@ -1090,7 +1103,6 @@ class PasswordStoreMacTest : public testing::Test {
   content::TestBrowserThread ui_thread_;
 
   MockAppleKeychain* keychain_;  // Owned by store_.
-  LoginDatabase* login_db_;  // Owned by store_.
   scoped_refptr<TestPasswordStoreMac> store_;
   base::ScopedTempDir db_dir_;
 };
@@ -1107,7 +1119,7 @@ TEST_F(PasswordStoreMacTest, TestStoreUpdate) {
     L"username", L"password", L"submit", L"joe_user", L"sekrit", true, false, 1
   };
   scoped_ptr<PasswordForm> joint_form(CreatePasswordFormFromData(joint_data));
-  login_db_->AddLogin(*joint_form);
+  login_db()->AddLogin(*joint_form);
   MockAppleKeychain::KeychainTestData joint_keychain_data = {
     kSecAuthenticationTypeHTMLForm, "some.domain.com",
     kSecProtocolTypeHTTP, "/insecure.html", 0, NULL, "20020601171500Z",
@@ -1180,7 +1192,7 @@ TEST_F(PasswordStoreMacTest, TestStoreUpdate) {
     }
     STLDeleteElements(&matching_items);
 
-    login_db_->GetLogins(*query_form, &matching_items);
+    login_db()->GetLogins(*query_form, &matching_items);
     EXPECT_EQ(updates[i].password ? 1U : 0U, matching_items.size())
         << "iteration " << i;
     STLDeleteElements(&matching_items);
@@ -1210,7 +1222,7 @@ TEST_F(PasswordStoreMacTest, TestDBKeychainAssociation) {
     L"username", L"password", L"submit", L"joe_user", L"sekrit", true, false, 1
   };
   scoped_ptr<PasswordForm> www_form(CreatePasswordFormFromData(www_form_data));
-  login_db_->AddLogin(*www_form);
+  login_db()->AddLogin(*www_form);
   MacKeychainPasswordFormAdapter owned_keychain_adapter(keychain_);
   owned_keychain_adapter.SetFindsOnlyOwnedItems(true);
   owned_keychain_adapter.AddPassword(*www_form);
@@ -1229,7 +1241,7 @@ TEST_F(PasswordStoreMacTest, TestDBKeychainAssociation) {
   EXPECT_EQ(1u, consumer.last_result.size());
 
   // 3. Add the returned password for m.facebook.com.
-  login_db_->AddLogin(consumer.last_result[0]);
+  login_db()->AddLogin(consumer.last_result[0]);
   owned_keychain_adapter.AddPassword(m_form);
 
   // 4. Remove both passwords.
@@ -1242,13 +1254,13 @@ TEST_F(PasswordStoreMacTest, TestDBKeychainAssociation) {
   matching_items = owned_keychain_adapter.PasswordsFillingForm(
       www_form->signon_realm, www_form->scheme);
   EXPECT_EQ(0u, matching_items.size());
-  login_db_->GetLogins(*www_form, &matching_items);
+  login_db()->GetLogins(*www_form, &matching_items);
   EXPECT_EQ(0u, matching_items.size());
   // No trace of m.facebook.com.
   matching_items = owned_keychain_adapter.PasswordsFillingForm(
       m_form.signon_realm, m_form.scheme);
   EXPECT_EQ(0u, matching_items.size());
-  login_db_->GetLogins(m_form, &matching_items);
+  login_db()->GetLogins(m_form, &matching_items);
   EXPECT_EQ(0u, matching_items.size());
 }
 
@@ -1418,7 +1430,7 @@ TEST_F(PasswordStoreMacTest, TestRemoveLoginsMultiProfile) {
   WaitForStoreUpdate();
 
   ScopedVector<PasswordForm> matching_items;
-  login_db_->GetLogins(*www_form, &matching_items.get());
+  login_db()->GetLogins(*www_form, &matching_items.get());
   EXPECT_EQ(1u, matching_items.size());
   matching_items.clear();
 
@@ -1426,7 +1438,7 @@ TEST_F(PasswordStoreMacTest, TestRemoveLoginsMultiProfile) {
   WaitForStoreUpdate();
 
   // Check the second facebook form is gone.
-  login_db_->GetLogins(*www_form, &matching_items.get());
+  login_db()->GetLogins(*www_form, &matching_items.get());
   EXPECT_EQ(0u, matching_items.size());
 
   // Check the first facebook form is still there.
@@ -1442,3 +1454,73 @@ TEST_F(PasswordStoreMacTest, TestRemoveLoginsMultiProfile) {
       "http://some.domain.com/insecure.html", PasswordForm::SCHEME_HTML);
   ASSERT_EQ(1u, matching_items.size());
 }
+
+// Verify that operations on a PasswordStore with a bad database cause no
+// explosions, but fail without side effect, return no data and trigger no
+// notifications.
+TEST_F(PasswordStoreMacTest, OperationsOnABadDatabaseSilentlyFail) {
+  store_ = new PasswordStoreMac(base::MessageLoopProxy::current(),
+                                base::MessageLoopProxy::current(), keychain_,
+                                test_login_db_file_path());
+
+  password_manager::LoginDatabase::set_simulate_init_failure_for_testing(true);
+  store_->Init(syncer::SyncableService::StartSyncFlare());
+  base::MessageLoop::current()->RunUntilIdle();
+  password_manager::LoginDatabase::set_simulate_init_failure_for_testing(false);
+  ASSERT_EQ(nullptr, store_->login_metadata_db());
+
+  testing::StrictMock<MockPasswordStoreObserver> mock_observer;
+  store_->AddObserver(&mock_observer);
+
+  // Add a new autofillable login + a blacklisted login.
+  PasswordFormData www_form_data = {
+      PasswordForm::SCHEME_HTML, "http://www.facebook.com/",
+      "http://www.facebook.com/index.html", "login", L"username", L"password",
+      L"submit", L"not_joe_user", L"12345", true, false, 1 };
+  scoped_ptr<PasswordForm> form(
+      CreatePasswordFormFromData(www_form_data));
+  scoped_ptr<PasswordForm> blacklisted_form(new PasswordForm(*form));
+  blacklisted_form->signon_realm = "http://foo.example.com";
+  blacklisted_form->origin = GURL("http://foo.example.com/origin");
+  blacklisted_form->action = GURL("http://foo.example.com/action");
+  blacklisted_form->blacklisted_by_user = true;
+  store_->AddLogin(*form);
+  store_->AddLogin(*blacklisted_form);
+  base::MessageLoop::current()->RunUntilIdle();
+
+  // Get all logins; autofillable logins; blacklisted logins.
+  testing::StrictMock<MockPasswordStoreConsumer> mock_consumer;
+  EXPECT_CALL(mock_consumer, OnGetPasswordStoreResults(testing::ElementsAre()));
+  store_->GetLogins(*form, PasswordStore::DISALLOW_PROMPT, &mock_consumer);
+  base::MessageLoop::current()->RunUntilIdle();
+  testing::Mock::VerifyAndClearExpectations(&mock_consumer);
+  EXPECT_CALL(mock_consumer, OnGetPasswordStoreResults(testing::ElementsAre()));
+  store_->GetAutofillableLogins(&mock_consumer);
+  base::MessageLoop::current()->RunUntilIdle();
+  testing::Mock::VerifyAndClearExpectations(&mock_consumer);
+  EXPECT_CALL(mock_consumer, OnGetPasswordStoreResults(testing::ElementsAre()));
+  store_->GetBlacklistLogins(&mock_consumer);
+  base::MessageLoop::current()->RunUntilIdle();
+
+  // Report metrics.
+  store_->ReportMetrics("Test Username", true);
+  base::MessageLoop::current()->RunUntilIdle();
+
+  // Change the login.
+  form->password_value = base::ASCIIToUTF16("a different password");
+  store_->UpdateLogin(*form);
+  base::MessageLoop::current()->RunUntilIdle();
+
+  // Delete one login; a range of logins.
+  store_->RemoveLogin(*form);
+  base::MessageLoop::current()->RunUntilIdle();
+  store_->RemoveLoginsCreatedBetween(base::Time(), base::Time::Max());
+  base::MessageLoop::current()->RunUntilIdle();
+  store_->RemoveLoginsSyncedBetween(base::Time(), base::Time::Max());
+  base::MessageLoop::current()->RunUntilIdle();
+
+  // Ensure no notifications and no explosions during shutdown either.
+  store_->RemoveObserver(&mock_observer);
+  store_->Shutdown();
+  base::MessageLoop::current()->RunUntilIdle();
+}