| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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 "gandiva/lru_cache.h" |
| |
| #include <map> |
| #include <string> |
| #include <typeinfo> |
| |
| #include <gtest/gtest.h> |
| |
| namespace gandiva { |
| |
| class TestCacheKey { |
| public: |
| explicit TestCacheKey(int tmp) : tmp_(tmp) {} |
| std::size_t Hash() const { return tmp_; } |
| bool operator==(const TestCacheKey& other) const { return tmp_ == other.tmp_; } |
| |
| private: |
| int tmp_; |
| }; |
| |
| class TestLruCache : public ::testing::Test { |
| public: |
| TestLruCache() : cache_(2) {} |
| |
| protected: |
| LruCache<TestCacheKey, std::string> cache_; |
| }; |
| |
| TEST_F(TestLruCache, TestEvict) { |
| cache_.insert(TestCacheKey(1), "hello"); |
| cache_.insert(TestCacheKey(2), "hello"); |
| cache_.insert(TestCacheKey(1), "hello"); |
| cache_.insert(TestCacheKey(3), "hello"); |
| // should have evicted key 1 |
| ASSERT_EQ(2, cache_.size()); |
| ASSERT_EQ(cache_.get(TestCacheKey(1)), boost::none); |
| } |
| |
| TEST_F(TestLruCache, TestLruBehavior) { |
| cache_.insert(TestCacheKey(1), "hello"); |
| cache_.insert(TestCacheKey(2), "hello"); |
| cache_.get(TestCacheKey(1)); |
| cache_.insert(TestCacheKey(3), "hello"); |
| // should have evicted key 2. |
| ASSERT_EQ(*cache_.get(TestCacheKey(1)), "hello"); |
| } |
| } // namespace gandiva |