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doris/be/test/util/lru_cache_util_test.cpp
morningman 2419384e8a push 3.3.19 to github (#193)
* push 3.3.19 to github

* merge to 20ed420122a8283200aa37b0a6179b6a571d2837
2018-05-15 20:38:22 +08:00

103 lines
2.6 KiB
C++

// Copyright (c) 2017, Baidu.com, Inc. All Rights Reserved
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
#include <memory>
#include <gtest/gtest.h>
#include "common/config.h"
#include "util/logging.h"
#include "util/lru_cache.hpp"
namespace palo {
class LruCacheTest : public testing::Test {
};
struct Foo {
Foo(int num_param): num(num_param) { }
int num;
};
TEST_F(LruCacheTest, NormalTest) {
LruCache<int, std::shared_ptr<Foo>> cache(10);
for (int i = 0; i < 10; ++i) {
cache.put(i, std::shared_ptr<Foo>(new Foo(i * 10)));
}
ASSERT_EQ(10, cache.size());
std::shared_ptr<Foo> ptr;
for (int i = 0; i < 10; ++i) {
ASSERT_TRUE(cache.get(i, &ptr));
ASSERT_EQ(i * 10, ptr->num);
}
}
TEST_F(LruCacheTest, IteratorTest) {
LruCache<int, std::shared_ptr<Foo>> cache(10);
int keys = 0;
int values = 0;
for (int i = 0; i < 10; ++i) {
keys += i;
values += i * 10;
cache.put(i, std::shared_ptr<Foo>(new Foo(i * 10)));
}
ASSERT_EQ(10, cache.size());
int key_sum = 0;
int value_sum = 0;
for (auto& it : cache) {
key_sum += it.first;
value_sum += it.second->num;
}
ASSERT_EQ(keys, key_sum);
ASSERT_EQ(values, value_sum);
std::shared_ptr<Foo> ptr;
for (int i = 0; i < 10; ++i) {
ASSERT_TRUE(cache.get(i, &ptr));
ASSERT_EQ(i * 10, ptr->num);
}
}
TEST_F(LruCacheTest, OverSize) {
LruCache<int, std::shared_ptr<Foo>> cache(10);
for (int i = 0; i < 110; ++i) {
cache.put(i, std::shared_ptr<Foo>(new Foo(i * 10)));
}
ASSERT_EQ(10, cache.size());
std::shared_ptr<Foo> ptr;
for (int i = 100; i < 110; ++i) {
ASSERT_TRUE(cache.get(i, &ptr));
ASSERT_EQ(i * 10, ptr->num);
}
}
}
int main(int argc, char** argv) {
std::string conffile = std::string(getenv("PALO_HOME")) + "/conf/be.conf";
if (!palo::config::init(conffile.c_str(), false)) {
fprintf(stderr, "error read config file. \n");
return -1;
}
palo::init_glog("be-test");
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}