--- a/test/test_basic_mempool.cpp Tue Feb 07 21:53:06 2023 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,154 +0,0 @@ -/* - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. - * - * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#include "cx/basic_mempool.h" -#include "util_allocator.h" -#include <gtest/gtest.h> - -class CxBasicMempool : public ::testing::Test { -protected: - CxMempool *pool = nullptr; - - void TearDown() override { - if (pool != nullptr) { - cxMempoolDestroy(pool); - } - } -}; - -TEST_F(CxBasicMempool, Create) { - pool = cxBasicMempoolCreate(16); - ASSERT_NE(pool->allocator, nullptr); - ASSERT_NE(pool->cl, nullptr); - EXPECT_NE(pool->cl->destroy, nullptr); - ASSERT_NE(pool->allocator->cl, nullptr); - EXPECT_EQ(pool->allocator->data, pool); - EXPECT_NE(pool->allocator->cl->malloc, nullptr); - EXPECT_NE(pool->allocator->cl->calloc, nullptr); - EXPECT_NE(pool->allocator->cl->realloc, nullptr); - EXPECT_NE(pool->allocator->cl->free, nullptr); - - auto basic_pool = reinterpret_cast<cx_basic_mempool_s *>(pool); - EXPECT_EQ(basic_pool->size, 16); - EXPECT_EQ(basic_pool->ndata, 0); - EXPECT_NE(basic_pool->data, nullptr); -} - -TEST_F(CxBasicMempool, malloc) { - pool = cxBasicMempoolCreate(4); - auto basic_pool = reinterpret_cast<cx_basic_mempool_s *>(pool); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_EQ(basic_pool->ndata, 2); - EXPECT_EQ(basic_pool->size, 4); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_EQ(basic_pool->ndata, 4); - EXPECT_EQ(basic_pool->size, 4); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_EQ(basic_pool->ndata, 6); - EXPECT_GE(basic_pool->size, 6); -} - -TEST_F(CxBasicMempool, calloc) { - pool = cxBasicMempoolCreate(4); - - auto test = (int *) cxCalloc(pool->allocator, 2, sizeof(int)); - ASSERT_NE(test, nullptr); - EXPECT_EQ(test[0], 0); - EXPECT_EQ(test[1], 0); -} - -static unsigned test_destructor_called = 0; - -static void test_destructor([[maybe_unused]] void *mem) { - test_destructor_called++; -} - -TEST_F(CxBasicMempool, destructor) { - pool = cxBasicMempoolCreate(4); - auto data = cxMalloc(pool->allocator, sizeof(int)); - *((int *) data) = 13; - cxMempoolSetDestructor(pool, data, test_destructor); - EXPECT_EQ(*((int *) data), 13); - test_destructor_called = 0; - cxFree(pool->allocator, data); - EXPECT_EQ(test_destructor_called, 1); - data = cxMalloc(pool->allocator, sizeof(int)); - cxMempoolSetDestructor(pool, data, test_destructor); - cxMempoolDestroy(pool); - pool = nullptr; - EXPECT_EQ(test_destructor_called, 2); -} - -TEST_F(CxBasicMempool, realloc) { - pool = cxBasicMempoolCreate(4); - auto data = cxMalloc(pool->allocator, sizeof(int)); - *((int *) data) = 13; - cxMempoolSetDestructor(pool, data, test_destructor); - - void *rdata = data; - unsigned n = 1; - while (rdata == data) { - n <<= 1; - ASSERT_LT(n, 65536); // eventually the memory should be moved elsewhere - rdata = cxRealloc(pool->allocator, data, n * sizeof(intptr_t)); - } - - EXPECT_EQ(*((int *) rdata), 13); - // test if destructor is still intact - test_destructor_called = 0; - cxFree(pool->allocator, rdata); - EXPECT_EQ(test_destructor_called, 1); -} - - -TEST_F(CxBasicMempool, free) { - pool = cxBasicMempoolCreate(4); - auto basic_pool = reinterpret_cast<cx_basic_mempool_s *>(pool); - - void *mem1; - void *mem2; - - mem1 = cxMalloc(pool->allocator, 16); - cxFree(pool->allocator, mem1); - EXPECT_EQ(basic_pool->ndata, 0); - - cxMalloc(pool->allocator, 16); - cxMalloc(pool->allocator, 16); - mem1 = cxMalloc(pool->allocator, 16); - cxMalloc(pool->allocator, 16); - mem2 = cxMalloc(pool->allocator, 16); - - EXPECT_EQ(basic_pool->ndata, 5); - cxFree(pool->allocator, mem1); - EXPECT_EQ(basic_pool->ndata, 4); - cxFree(pool->allocator, mem2); - EXPECT_EQ(basic_pool->ndata, 3); -} \ No newline at end of file