Replacing Indexed DB Chromium IPC with Mojo

content/browser/indexed_db/indexed_db_transaction_unittest.cc

 // Copyright 2013 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 "content/browser/indexed_db/indexed_db_transaction.h"
 
 #include <stdint.h>
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/indexed_db/indexed_db_connection.h"
 #include "content/browser/indexed_db/indexed_db_fake_backing_store.h"
 #include "content/browser/indexed_db/indexed_db_observer.h"
-#include "content/browser/indexed_db/mock_indexed_db_database_callbacks.h"
+#include "content/browser/indexed_db/mock_indexed_db_change_handler.h"
 #include "content/browser/indexed_db/mock_indexed_db_factory.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 
 class AbortObserver {
  public:
   AbortObserver() : abort_task_called_(false) {}
 
   void AbortTask(IndexedDBTransaction* transaction) {
@@ skipping 53 matching lines @@
   IndexedDBTransactionTestMode() {}
  private:
   DISALLOW_COPY_AND_ASSIGN(IndexedDBTransactionTestMode);
 };
 
 TEST_F(IndexedDBTransactionTest, Timeout) {
   const int64_t id = 0;
   const std::set<int64_t> scope;
   const leveldb::Status commit_success = leveldb::Status::OK();
   std::unique_ptr<IndexedDBConnection> connection(
-      base::MakeUnique<IndexedDBConnection>(
-          db_, new MockIndexedDBDatabaseCallbacks()));
+      base::MakeUnique<IndexedDBConnection>(db_,
+                                            new MockIndexedDBChangeHandler()));
   scoped_refptr<IndexedDBTransaction> transaction = new IndexedDBTransaction(
       id, connection->GetWeakPtr(), scope,
       blink::WebIDBTransactionModeReadWrite,
       new IndexedDBFakeBackingStore::FakeTransaction(commit_success));
   db_->TransactionCreated(transaction.get());
 
   // No conflicting transactions, so coordinator will start it immediately:
   EXPECT_EQ(IndexedDBTransaction::STARTED, transaction->state());
   EXPECT_FALSE(transaction->IsTimeoutTimerRunning());
   EXPECT_EQ(0, transaction->diagnostics().tasks_scheduled);
@@ skipping 22 matching lines @@
   EXPECT_FALSE(transaction->IsTimeoutTimerRunning());
   EXPECT_EQ(1, transaction->diagnostics().tasks_scheduled);
   EXPECT_EQ(1, transaction->diagnostics().tasks_completed);
 }
 
 TEST_F(IndexedDBTransactionTest, NoTimeoutReadOnly) {
   const int64_t id = 0;
   const std::set<int64_t> scope;
   const leveldb::Status commit_success = leveldb::Status::OK();
   std::unique_ptr<IndexedDBConnection> connection(
-      base::MakeUnique<IndexedDBConnection>(
-          db_, new MockIndexedDBDatabaseCallbacks()));
+      base::MakeUnique<IndexedDBConnection>(db_,
+                                            new MockIndexedDBChangeHandler()));
   scoped_refptr<IndexedDBTransaction> transaction = new IndexedDBTransaction(
       id, connection->GetWeakPtr(), scope, blink::WebIDBTransactionModeReadOnly,
       new IndexedDBFakeBackingStore::FakeTransaction(commit_success));
   db_->TransactionCreated(transaction.get());
 
   // No conflicting transactions, so coordinator will start it immediately:
   EXPECT_EQ(IndexedDBTransaction::STARTED, transaction->state());
   EXPECT_FALSE(transaction->IsTimeoutTimerRunning());
 
   // Schedule a task - timer won't be started until it's processed.
   transaction->ScheduleTask(base::Bind(
       &IndexedDBTransactionTest::DummyOperation, base::Unretained(this)));
   EXPECT_FALSE(transaction->IsTimeoutTimerRunning());
 
   // Transaction is read-only, so no need to time it out.
   RunPostedTasks();
   EXPECT_FALSE(transaction->IsTimeoutTimerRunning());
 
   // Clean up to avoid leaks.
   transaction->Abort();
   EXPECT_EQ(IndexedDBTransaction::FINISHED, transaction->state());
   EXPECT_FALSE(transaction->IsTimeoutTimerRunning());
 }
 
 TEST_P(IndexedDBTransactionTestMode, ScheduleNormalTask) {
   const int64_t id = 0;
   const std::set<int64_t> scope;
   const leveldb::Status commit_success = leveldb::Status::OK();
   std::unique_ptr<IndexedDBConnection> connection(
-      base::MakeUnique<IndexedDBConnection>(
-          db_, new MockIndexedDBDatabaseCallbacks()));
+      base::MakeUnique<IndexedDBConnection>(db_,
+                                            new MockIndexedDBChangeHandler()));
   scoped_refptr<IndexedDBTransaction> transaction = new IndexedDBTransaction(
       id, connection->GetWeakPtr(), scope, GetParam(),
       new IndexedDBFakeBackingStore::FakeTransaction(commit_success));
 
   EXPECT_FALSE(transaction->HasPendingTasks());
   EXPECT_TRUE(transaction->IsTaskQueueEmpty());
   EXPECT_TRUE(transaction->task_queue_.empty());
   EXPECT_TRUE(transaction->preemptive_task_queue_.empty());
   EXPECT_EQ(0, transaction->diagnostics().tasks_scheduled);
   EXPECT_EQ(0, transaction->diagnostics().tasks_completed);
@@ skipping 39 matching lines @@
   EXPECT_TRUE(transaction->preemptive_task_queue_.empty());
   EXPECT_EQ(1, transaction->diagnostics().tasks_scheduled);
   EXPECT_EQ(1, transaction->diagnostics().tasks_completed);
 }
 
 TEST_F(IndexedDBTransactionTest, SchedulePreemptiveTask) {
   const int64_t id = 0;
   const std::set<int64_t> scope;
   const leveldb::Status commit_failure = leveldb::Status::Corruption("Ouch.");
   std::unique_ptr<IndexedDBConnection> connection(
-      base::MakeUnique<IndexedDBConnection>(
-          db_, new MockIndexedDBDatabaseCallbacks()));
+      base::MakeUnique<IndexedDBConnection>(db_,
+                                            new MockIndexedDBChangeHandler()));
   scoped_refptr<IndexedDBTransaction> transaction = new IndexedDBTransaction(
       id, connection->GetWeakPtr(), scope,
       blink::WebIDBTransactionModeVersionChange,
       new IndexedDBFakeBackingStore::FakeTransaction(commit_failure));
 
   EXPECT_FALSE(transaction->HasPendingTasks());
   EXPECT_TRUE(transaction->IsTaskQueueEmpty());
   EXPECT_TRUE(transaction->task_queue_.empty());
   EXPECT_TRUE(transaction->preemptive_task_queue_.empty());
   EXPECT_EQ(0, transaction->diagnostics().tasks_scheduled);
@@ skipping 39 matching lines @@
   EXPECT_TRUE(transaction->preemptive_task_queue_.empty());
   EXPECT_EQ(0, transaction->diagnostics().tasks_scheduled);
   EXPECT_EQ(0, transaction->diagnostics().tasks_completed);
 }
 
 TEST_P(IndexedDBTransactionTestMode, AbortTasks) {
   const int64_t id = 0;
   const std::set<int64_t> scope;
   const leveldb::Status commit_failure = leveldb::Status::Corruption("Ouch.");
   std::unique_ptr<IndexedDBConnection> connection(
-      base::MakeUnique<IndexedDBConnection>(
-          db_, new MockIndexedDBDatabaseCallbacks()));
+      base::MakeUnique<IndexedDBConnection>(db_,
+                                            new MockIndexedDBChangeHandler()));
   scoped_refptr<IndexedDBTransaction> transaction = new IndexedDBTransaction(
       id, connection->GetWeakPtr(), scope, GetParam(),
       new IndexedDBFakeBackingStore::FakeTransaction(commit_failure));
   db_->TransactionCreated(transaction.get());
 
   AbortObserver observer;
   transaction->ScheduleTask(
       base::Bind(&IndexedDBTransactionTest::AbortableOperation,
                  base::Unretained(this),
                  base::Unretained(&observer)));
 
   // Pump the message loop so that the transaction completes all pending tasks,
   // otherwise it will defer the commit.
   base::RunLoop().RunUntilIdle();
 
   EXPECT_FALSE(observer.abort_task_called());
   transaction->Commit();
   EXPECT_TRUE(observer.abort_task_called());
   EXPECT_EQ(IndexedDBTransaction::FINISHED, transaction->state());
   EXPECT_FALSE(transaction->IsTimeoutTimerRunning());
 }
 
 TEST_P(IndexedDBTransactionTestMode, AbortPreemptive) {
   const int64_t id = 0;
   const std::set<int64_t> scope;
   const leveldb::Status commit_success = leveldb::Status::OK();
   std::unique_ptr<IndexedDBConnection> connection(
-      base::MakeUnique<IndexedDBConnection>(
-          db_, new MockIndexedDBDatabaseCallbacks()));
+      base::MakeUnique<IndexedDBConnection>(db_,
+                                            new MockIndexedDBChangeHandler()));
   scoped_refptr<IndexedDBTransaction> transaction = new IndexedDBTransaction(
       id, connection->GetWeakPtr(), scope, GetParam(),
       new IndexedDBFakeBackingStore::FakeTransaction(commit_success));
   db_->TransactionCreated(transaction.get());
 
   // No conflicting transactions, so coordinator will start it immediately:
   EXPECT_EQ(IndexedDBTransaction::STARTED, transaction->state());
   EXPECT_FALSE(transaction->IsTimeoutTimerRunning());
 
   transaction->ScheduleTask(
@@ skipping 28 matching lines @@
   EXPECT_FALSE(transaction->HasPendingTasks());
   EXPECT_EQ(transaction->diagnostics().tasks_completed,
             transaction->diagnostics().tasks_scheduled);
 }
 
 TEST_F(IndexedDBTransactionTest, IndexedDBObserver) {
   const int64_t id = 0;
   const std::set<int64_t> scope;
   const leveldb::Status commit_success = leveldb::Status::OK();
   std::unique_ptr<IndexedDBConnection> connection(
-      base::MakeUnique<IndexedDBConnection>(
-          db_, new MockIndexedDBDatabaseCallbacks()));
+      base::MakeUnique<IndexedDBConnection>(db_,
+                                            new MockIndexedDBChangeHandler()));
   scoped_refptr<IndexedDBTransaction> transaction = new IndexedDBTransaction(
       id, connection->GetWeakPtr(), scope,
       blink::WebIDBTransactionModeReadWrite,
       new IndexedDBFakeBackingStore::FakeTransaction(commit_success));
   db_->TransactionCreated(transaction.get());
 
   EXPECT_EQ(0UL, transaction->pending_observers_.size());
   EXPECT_EQ(0UL, connection->active_observers().size());
 
   // Add observers to pending observer list.
@@ skipping 27 matching lines @@
 
 static const blink::WebIDBTransactionMode kTestModes[] = {
     blink::WebIDBTransactionModeReadOnly, blink::WebIDBTransactionModeReadWrite,
     blink::WebIDBTransactionModeVersionChange};
 
 INSTANTIATE_TEST_CASE_P(IndexedDBTransactions,
                         IndexedDBTransactionTestMode,
                         ::testing::ValuesIn(kTestModes));
 
 }  // namespace content