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// SPDX-License-Identifier: BSD-2-Clause
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/* Copyright (C) 2014 - 2020 Intel Corporation. */
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#include <hbw_allocator.h>
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#include "common.h"
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#include <vector>
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// Tests for hbw::allocator class.
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class HbwAllocatorTests: public :: testing::Test
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{
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protected:
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void SetUp()
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{}
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void TearDown()
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{}
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};
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//Test standard memory allocation and deallocation.
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TEST_F(HbwAllocatorTests, test_TC_MEMKIND_DetaultAllocatorTest)
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{
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const size_t size = 512;
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hbw::allocator<size_t> allocator;
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hbw::allocator<size_t>::pointer ptr = allocator.allocate(size);
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ASSERT_TRUE(NULL != ptr);
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//Do the actually memory writing
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for (size_t i=0; i
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ptr[i] = i;
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}
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allocator.deallocate(ptr, size);
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}
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//Test address conversion functionality.
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TEST_F(HbwAllocatorTests, test_TC_MEMKIND_AddressConversion)
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{
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const size_t size = 512;
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hbw::allocator<int> allocator;
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int *ptr = allocator.allocate(size);
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ASSERT_TRUE(NULL != ptr);
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const int excpected_val = 4;
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ptr[0] = excpected_val;
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hbw::allocator<int>::reference reference = *ptr;
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hbw::allocator<int>::const_reference const_reference = *ptr;
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hbw::allocator<int>::pointer test_ptr = allocator.address(reference);
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hbw::allocator<int>::const_pointer test_const_ptr = allocator.address(
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const_reference);
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ASSERT_TRUE(NULL != test_ptr);
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ASSERT_TRUE(NULL != test_const_ptr);
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EXPECT_EQ(excpected_val, test_ptr[0]);
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EXPECT_EQ(excpected_val, test_const_ptr[0]);
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allocator.deallocate(ptr, size);
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}
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//Test for boundaries of allocation sizes.
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//We expect to catch allocation exceptions caused by out of bound sizes.
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TEST_F(HbwAllocatorTests, test_TC_MEMKIND_AllocationSizeOutOfBounds)
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{
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hbw::allocator<size_t> allocator;
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const size_t over_size = allocator.max_size() + 1;
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ASSERT_THROW(allocator.allocate(over_size), std::bad_alloc);
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const size_t max_size = -1; //This will give maximum value of size_t.
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ASSERT_THROW(allocator.allocate(max_size), std::bad_alloc);
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ASSERT_THROW(allocator.allocate(0), std::bad_alloc);
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}
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//Test if variable will be constructed.
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TEST_F(HbwAllocatorTests, test_TC_MEMKIND_AllocatorConstruct)
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{
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hbw::allocator<int> allocator;
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int x = 0;
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int expect_val = 4;
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allocator.construct(&x, expect_val);
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EXPECT_EQ(expect_val, x);
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}
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//Test the integration with std::vector.
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TEST_F(HbwAllocatorTests, test_TC_MEMKIND_StandardVector)
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{
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std::vector<int, hbw::allocator<int> > vec;
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const size_t size = 10000;
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for (size_t i=0; i
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vec.push_back(i);
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}
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EXPECT_EQ(size, vec.size());
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EXPECT_EQ(1, vec[1]);
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vec.clear();
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EXPECT_EQ((size_t)0, vec.size());
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}
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