| // Copyright 2016 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/bind.h" |
| #include "base/macros.h" |
| #include "components/filesystem/public/interfaces/directory.mojom.h" |
| #include "components/filesystem/public/interfaces/file_system.mojom.h" |
| #include "components/filesystem/public/interfaces/types.mojom.h" |
| #include "components/leveldb/public/interfaces/leveldb.mojom.h" |
| #include "mojo/common/common_type_converters.h" |
| #include "mojo/public/cpp/bindings/binding_set.h" |
| #include "services/shell/public/cpp/service_test.h" |
| #include "services/shell/public/cpp/shell_connection.h" |
| |
| using filesystem::mojom::FileError; |
| |
| namespace leveldb { |
| namespace { |
| |
| template <typename... Args> void IgnoreAllArgs(Args&&...) {} |
| |
| template <typename... Args> |
| void DoCaptures(Args*... out_args, Args... in_args) { |
| IgnoreAllArgs((*out_args = std::move(in_args))...); |
| } |
| |
| template <typename T1> |
| base::Callback<void(T1)> Capture(T1* t1) { |
| return base::Bind(&DoCaptures<T1>, t1); |
| } |
| |
| template <typename T1, typename T2> |
| base::Callback<void(T1, T2)> Capture(T1* t1, T2* t2) { |
| return base::Bind(&DoCaptures<T1, T2>, t1, t2); |
| } |
| |
| class LevelDBServiceTest : public shell::test::ServiceTest { |
| public: |
| LevelDBServiceTest() : ServiceTest("exe:leveldb_service_unittests") {} |
| ~LevelDBServiceTest() override {} |
| |
| protected: |
| // Overridden from mojo::test::ApplicationTestBase: |
| void SetUp() override { |
| ServiceTest::SetUp(); |
| connector()->ConnectToInterface("mojo:filesystem", &files_); |
| connector()->ConnectToInterface("mojo:leveldb", &leveldb_); |
| } |
| |
| void TearDown() override { |
| leveldb_.reset(); |
| files_.reset(); |
| ServiceTest::TearDown(); |
| } |
| |
| // Note: This has an out parameter rather than returning the |DirectoryPtr|, |
| // since |ASSERT_...()| doesn't work with return values. |
| void GetTempDirectory(filesystem::mojom::DirectoryPtr* directory) { |
| FileError error = FileError::FAILED; |
| files()->OpenTempDirectory(GetProxy(directory), Capture(&error)); |
| ASSERT_TRUE(files().WaitForIncomingResponse()); |
| ASSERT_EQ(FileError::OK, error); |
| } |
| |
| filesystem::mojom::FileSystemPtr& files() { return files_; } |
| mojom::LevelDBServicePtr& leveldb() { return leveldb_; } |
| |
| private: |
| filesystem::mojom::FileSystemPtr files_; |
| mojom::LevelDBServicePtr leveldb_; |
| |
| DISALLOW_COPY_AND_ASSIGN(LevelDBServiceTest); |
| }; |
| |
| TEST_F(LevelDBServiceTest, Basic) { |
| mojom::DatabaseError error; |
| mojom::LevelDBDatabasePtr database; |
| leveldb()->OpenInMemory(GetProxy(&database), Capture(&error)); |
| ASSERT_TRUE(leveldb().WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Write a key to the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Put(mojo::Array<uint8_t>::From(std::string("key")), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Read the key back from the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| mojo::Array<uint8_t> value; |
| database->Get(mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ("value", value.To<std::string>()); |
| |
| // Delete the key from the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Delete(mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Read the key back from the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| value.SetToEmpty(); |
| database->Get(mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::NOT_FOUND, error); |
| EXPECT_EQ("", value.To<std::string>()); |
| } |
| |
| TEST_F(LevelDBServiceTest, WriteBatch) { |
| mojom::DatabaseError error; |
| mojom::LevelDBDatabasePtr database; |
| leveldb()->OpenInMemory(GetProxy(&database), Capture(&error)); |
| ASSERT_TRUE(leveldb().WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Write a key to the database. |
| database->Put(mojo::Array<uint8_t>::From(std::string("key")), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Create a batched operation which both deletes "key" and adds another write. |
| mojo::Array<mojom::BatchedOperationPtr> operations; |
| mojom::BatchedOperationPtr item = mojom::BatchedOperation::New(); |
| item->type = mojom::BatchOperationType::DELETE_KEY; |
| item->key = mojo::Array<uint8_t>::From(std::string("key")); |
| operations.push_back(std::move(item)); |
| |
| item = mojom::BatchedOperation::New(); |
| item->type = mojom::BatchOperationType::PUT_KEY; |
| item->key = mojo::Array<uint8_t>::From(std::string("other")); |
| item->value = mojo::Array<uint8_t>::From(std::string("more")); |
| operations.push_back(std::move(item)); |
| |
| database->Write(std::move(operations), Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Reading "key" should be invalid now. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| mojo::Array<uint8_t> value; |
| database->Get(mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::NOT_FOUND, error); |
| EXPECT_EQ("", value.To<std::string>()); |
| |
| // Reading "other" should return "more" |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Get(mojo::Array<uint8_t>::From(std::string("other")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ("more", value.To<std::string>()); |
| |
| // Write a some prefixed keys to the database. |
| database->Put(mojo::Array<uint8_t>::From(std::string("prefix-key1")), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| database->Put(mojo::Array<uint8_t>::From(std::string("prefix-key2")), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Create a batched operation to delete them. |
| operations.SetToEmpty(); |
| item = mojom::BatchedOperation::New(); |
| item->type = mojom::BatchOperationType::DELETE_PREFIXED_KEY; |
| item->key = mojo::Array<uint8_t>::From(std::string("prefix")); |
| operations.push_back(std::move(item)); |
| database->Write(std::move(operations), Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Reading all "prefix" keys should be invalid now. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| value = nullptr; |
| database->Get(mojo::Array<uint8_t>::From(std::string("prefix-key1")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::NOT_FOUND, error); |
| EXPECT_EQ("", value.To<std::string>()); |
| // Reading "key" should be invalid now. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| value = nullptr; |
| database->Get(mojo::Array<uint8_t>::From(std::string("prefix-key2")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::NOT_FOUND, error); |
| EXPECT_EQ("", value.To<std::string>()); |
| } |
| |
| TEST_F(LevelDBServiceTest, Reconnect) { |
| mojom::DatabaseError error; |
| |
| filesystem::mojom::DirectoryPtr temp_directory; |
| GetTempDirectory(&temp_directory); |
| |
| { |
| filesystem::mojom::DirectoryPtr directory; |
| temp_directory->Clone(GetProxy(&directory)); |
| |
| mojom::LevelDBDatabasePtr database; |
| leveldb::mojom::OpenOptionsPtr options = leveldb::mojom::OpenOptions::New(); |
| options->error_if_exists = true; |
| options->create_if_missing = true; |
| leveldb()->OpenWithOptions(std::move(options), |
| std::move(directory), "test", |
| GetProxy(&database), |
| Capture(&error)); |
| ASSERT_TRUE(leveldb().WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Write a key to the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Put(mojo::Array<uint8_t>::From(std::string("key")), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // The database should go out of scope here. |
| } |
| |
| { |
| filesystem::mojom::DirectoryPtr directory; |
| temp_directory->Clone(GetProxy(&directory)); |
| |
| // Reconnect to the database. |
| mojom::LevelDBDatabasePtr database; |
| leveldb()->Open(std::move(directory), "test", GetProxy(&database), |
| Capture(&error)); |
| ASSERT_TRUE(leveldb().WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // We should still be able to read the key back from the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| mojo::Array<uint8_t> value; |
| database->Get(mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ("value", value.To<std::string>()); |
| } |
| } |
| |
| TEST_F(LevelDBServiceTest, GetSnapshotSimple) { |
| mojom::DatabaseError error; |
| mojom::LevelDBDatabasePtr database; |
| leveldb()->OpenInMemory(GetProxy(&database), Capture(&error)); |
| ASSERT_TRUE(leveldb().WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| uint64_t snapshot_id = 0; |
| database->GetSnapshot(Capture(&snapshot_id)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_NE(static_cast<uint64_t>(0), snapshot_id); |
| } |
| |
| TEST_F(LevelDBServiceTest, GetFromSnapshots) { |
| mojom::DatabaseError error; |
| mojom::LevelDBDatabasePtr database; |
| leveldb()->OpenInMemory(GetProxy(&database), Capture(&error)); |
| ASSERT_TRUE(leveldb().WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Write a key to the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Put(mojo::Array<uint8_t>::From(std::string("key")), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Take a snapshot where key=value. |
| uint64_t key_value_snapshot = 0; |
| database->GetSnapshot(Capture(&key_value_snapshot)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| |
| // Change key to "yek". |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Put(mojo::Array<uint8_t>::From(std::string("key")), |
| mojo::Array<uint8_t>::From(std::string("yek")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // (Ensure this change is live on the database.) |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| mojo::Array<uint8_t> value; |
| database->Get(mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ("yek", value.To<std::string>()); |
| |
| // But if we were to read from the snapshot, we'd still get value. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| value.SetToEmpty(); |
| database->GetFromSnapshot( |
| key_value_snapshot, |
| mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ("value", value.To<std::string>()); |
| } |
| |
| TEST_F(LevelDBServiceTest, InvalidArgumentOnInvalidSnapshot) { |
| mojom::LevelDBDatabasePtr database; |
| mojom::DatabaseError error = mojom::DatabaseError::INVALID_ARGUMENT; |
| leveldb()->OpenInMemory(GetProxy(&database), Capture(&error)); |
| ASSERT_TRUE(leveldb().WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| uint64_t invalid_snapshot = 8; |
| |
| error = mojom::DatabaseError::OK; |
| mojo::Array<uint8_t> value; |
| database->GetFromSnapshot( |
| invalid_snapshot, |
| mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::INVALID_ARGUMENT, error); |
| } |
| |
| TEST_F(LevelDBServiceTest, MemoryDBReadWrite) { |
| mojom::LevelDBDatabasePtr database; |
| mojom::DatabaseError error = mojom::DatabaseError::INVALID_ARGUMENT; |
| leveldb()->OpenInMemory(GetProxy(&database), Capture(&error)); |
| ASSERT_TRUE(leveldb().WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Write a key to the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Put(mojo::Array<uint8_t>::From(std::string("key")), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Read the key back from the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| mojo::Array<uint8_t> value; |
| database->Get(mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ("value", value.To<std::string>()); |
| |
| // Delete the key from the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Delete(mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| // Read the key back from the database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| value.SetToEmpty(); |
| database->Get(mojo::Array<uint8_t>::From(std::string("key")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::NOT_FOUND, error); |
| EXPECT_EQ("", value.To<std::string>()); |
| } |
| |
| TEST_F(LevelDBServiceTest, Prefixed) { |
| // Open an in memory database for speed. |
| mojom::DatabaseError error = mojom::DatabaseError::INVALID_ARGUMENT; |
| mojom::LevelDBDatabasePtr database; |
| leveldb()->OpenInMemory(GetProxy(&database), Capture(&error)); |
| ASSERT_TRUE(leveldb().WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| |
| const std::string prefix("prefix"); |
| mojo::Array<mojom::KeyValuePtr> key_values; |
| |
| // Completely empty database. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->GetPrefixed(mojo::Array<uint8_t>::From(prefix), |
| Capture(&error, &key_values)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_TRUE(key_values.empty()); |
| |
| // No values with our prefix, but values before and after. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Put(mojo::Array<uint8_t>::From(std::string("a-before-prefix")), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Put(mojo::Array<uint8_t>::From(std::string("z-after-prefix")), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| key_values.SetToEmpty(); |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->GetPrefixed(mojo::Array<uint8_t>::From(prefix), |
| Capture(&error, &key_values)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_TRUE(key_values.empty()); |
| |
| // One value with the exact prefix. |
| database->Put(mojo::Array<uint8_t>::From(prefix), |
| mojo::Array<uint8_t>::From(std::string("value")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| key_values.SetToEmpty(); |
| database->GetPrefixed(mojo::Array<uint8_t>::From(prefix), |
| Capture(&error, &key_values)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ(1u, key_values.size()); |
| EXPECT_EQ("prefix", key_values[0]->key.To<std::string>()); |
| EXPECT_EQ("value", key_values[0]->value.To<std::string>()); |
| |
| // Multiple values with starting with the prefix. |
| database->Put(mojo::Array<uint8_t>::From(prefix + "2"), |
| mojo::Array<uint8_t>::From(std::string("value2")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| key_values.SetToEmpty(); |
| database->GetPrefixed(mojo::Array<uint8_t>::From(prefix), |
| Capture(&error, &key_values)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ(2u, key_values.size()); |
| EXPECT_EQ("prefix", key_values[0]->key.To<std::string>()); |
| EXPECT_EQ("value", key_values[0]->value.To<std::string>()); |
| EXPECT_EQ("prefix2", key_values[1]->key.To<std::string>()); |
| EXPECT_EQ("value2", key_values[1]->value.To<std::string>()); |
| |
| // Delete the prefixed values. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->DeletePrefixed(mojo::Array<uint8_t>::From(prefix), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| key_values.SetToEmpty(); |
| database->GetPrefixed(mojo::Array<uint8_t>::From(prefix), |
| Capture(&error, &key_values)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_TRUE(key_values.empty()); |
| |
| // Make sure the others are not deleted. |
| mojo::Array<uint8_t> value; |
| database->Get(mojo::Array<uint8_t>::From(std::string("a-before-prefix")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ("value", value.To<std::string>()); |
| value.SetToEmpty(); |
| database->Get(mojo::Array<uint8_t>::From(std::string("z-after-prefix")), |
| Capture(&error, &value)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ("value", value.To<std::string>()); |
| |
| // A key having our prefix, but no key matching it exactly. |
| // Even thought there is no exact matching key, GetPrefixed |
| // and DeletePrefixed still operate on the values. |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->Put(mojo::Array<uint8_t>::From(prefix + "2"), |
| mojo::Array<uint8_t>::From(std::string("value2")), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| key_values.SetToEmpty(); |
| database->GetPrefixed(mojo::Array<uint8_t>::From(prefix), |
| Capture(&error, &key_values)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_EQ(1u, key_values.size()); |
| EXPECT_EQ("prefix2", key_values[0]->key.To<std::string>()); |
| EXPECT_EQ("value2", key_values[0]->value.To<std::string>()); |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| database->DeletePrefixed(mojo::Array<uint8_t>::From(prefix), |
| Capture(&error)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| error = mojom::DatabaseError::INVALID_ARGUMENT; |
| key_values.SetToEmpty(); |
| database->GetPrefixed(mojo::Array<uint8_t>::From(prefix), |
| Capture(&error, &key_values)); |
| ASSERT_TRUE(database.WaitForIncomingResponse()); |
| EXPECT_EQ(mojom::DatabaseError::OK, error); |
| EXPECT_TRUE(key_values.empty()); |
| } |
| |
| } // namespace |
| } // namespace leveldb |