105 lines
2.9 KiB
C++
105 lines
2.9 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#define private public
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#include "lib/hash/ob_hashset.h"
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#undef private
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#include "gtest/gtest.h"
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using namespace oceanbase;
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using namespace common;
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using namespace hash;
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class TestHashUtils: public ::testing::Test
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{
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public:
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virtual void SetUp() {}
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virtual void TearDown() {}
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};
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struct MySimpleAllocer
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{
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public:
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explicit MySimpleAllocer()
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{
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alloc_cnt_ = 0;
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free_cnt_ = 0;
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}
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void *alloc(const int64_t sz)
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{
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alloc_cnt_++;
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return ob_malloc(sz, attr_);
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}
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void free(void *p)
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{
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free_cnt_++;
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ob_free(p);
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}
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void set_attr(const ObMemAttr &attr) { attr_ = attr; }
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void set_label(const lib::ObLabel &label) { attr_.label_ = label; }
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int64_t alloc_cnt_;
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int64_t free_cnt_;
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ObMemAttr attr_;
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};
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TEST_F(TestHashUtils, Basic)
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{
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static constexpr int NODE_NUM = 2;
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using TestAlloc = hash::SimpleAllocer<int, NODE_NUM, SpinMutexDefendMode, MySimpleAllocer>;
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TestAlloc alloc;
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int *obj = alloc.alloc();
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ASSERT_TRUE(obj != NULL);
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int *obj2 = alloc.alloc();
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ASSERT_TRUE(obj2 != NULL);
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alloc.free(obj2);
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int *obj3 = alloc.alloc();
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ASSERT_EQ(obj3, obj2);
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alloc.free(obj3);
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int *obj4 = alloc.alloc();
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ASSERT_EQ(obj4, obj3);
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alloc.free(obj);
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alloc.free(obj4);
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ASSERT_EQ(0, alloc.allocer_.alloc_cnt_ - alloc.allocer_.free_cnt_);
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}
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TEST_F(TestHashUtils, test_SimpleAllocer_reserve)
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{
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static constexpr int NODE_NUM = 2;
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using TestAlloc = hash::SimpleAllocer<int, NODE_NUM, SpinMutexDefendMode, MySimpleAllocer>;
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TestAlloc alloc;
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ASSERT_EQ(alloc.get_nblocks(), 0);
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ASSERT_EQ(alloc.reserve(0), OB_SUCCESS);
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ASSERT_EQ(alloc.get_nblocks(), 0);
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ASSERT_EQ(0, alloc.allocer_.alloc_cnt_);
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ASSERT_EQ(alloc.reserve(2), OB_SUCCESS);
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ASSERT_EQ(alloc.get_nblocks(), 1);
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ASSERT_EQ(1, alloc.allocer_.alloc_cnt_);
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ASSERT_EQ(alloc.reserve(4), OB_SUCCESS);
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ASSERT_EQ(alloc.get_nblocks(), 2);
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ASSERT_EQ(2, alloc.allocer_.alloc_cnt_);
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ASSERT_EQ(alloc.reserve(2), OB_SUCCESS);
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ASSERT_EQ(alloc.get_nblocks(), 1);
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ASSERT_EQ(1, alloc.allocer_.free_cnt_);
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ASSERT_GT(alloc.allocer_.alloc_cnt_, alloc.allocer_.free_cnt_);
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alloc.~TestAlloc();
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ASSERT_EQ(alloc.allocer_.alloc_cnt_, alloc.allocer_.free_cnt_);
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}
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int main(int argc, char **argv)
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{
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oceanbase::common::ObLogger::get_logger().set_log_level("INFO");
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OB_LOGGER.set_log_level("INFO");
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testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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