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rocksdb/utilities/object_registry_test.cc

73 lines
2.1 KiB

// Copyright (c) 2016-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#ifndef ROCKSDB_LITE
#include "rocksdb/utilities/object_registry.h"
#include "util/testharness.h"
namespace rocksdb {
class EnvRegistryTest : public testing::Test {
public:
static int num_a, num_b;
};
int EnvRegistryTest::num_a = 0;
int EnvRegistryTest::num_b = 0;
static Registrar<Env> test_reg_a("a://.*",
[](const std::string& /*uri*/,
std::unique_ptr<Env>* /*env_guard*/) {
++EnvRegistryTest::num_a;
return Env::Default();
});
static Registrar<Env> test_reg_b("b://.*", [](const std::string& /*uri*/,
std::unique_ptr<Env>* env_guard) {
++EnvRegistryTest::num_b;
// Env::Default() is a singleton so we can't grant ownership directly to the
// caller - we must wrap it first.
env_guard->reset(new EnvWrapper(Env::Default()));
return env_guard->get();
});
TEST_F(EnvRegistryTest, Basics) {
std::unique_ptr<Env> env_guard;
auto res = NewCustomObject<Env>("a://test", &env_guard);
ASSERT_NE(res, nullptr);
ASSERT_EQ(env_guard, nullptr);
ASSERT_EQ(1, num_a);
ASSERT_EQ(0, num_b);
res = NewCustomObject<Env>("b://test", &env_guard);
ASSERT_NE(res, nullptr);
ASSERT_NE(env_guard, nullptr);
ASSERT_EQ(1, num_a);
ASSERT_EQ(1, num_b);
res = NewCustomObject<Env>("c://test", &env_guard);
ASSERT_EQ(res, nullptr);
ASSERT_EQ(env_guard, nullptr);
ASSERT_EQ(1, num_a);
ASSERT_EQ(1, num_b);
}
} // namespace rocksdb
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
#else // ROCKSDB_LITE
#include <stdio.h>
int main(int argc, char** argv) {
fprintf(stderr, "SKIPPED as EnvRegistry is not supported in ROCKSDB_LITE\n");
return 0;
}
#endif // ROCKSDB_LITE