diff -r 9965df621652 -r a786b0a89b37 tests/test_mempool.cpp --- a/tests/test_mempool.cpp Fri Dec 29 17:27:14 2023 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,153 +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/mempool.h" -#include "util_allocator.h" -#include - -TEST(Mempool, Create) { - auto pool = cxBasicMempoolCreate(16); - ASSERT_EQ(pool->auto_destr, nullptr); - ASSERT_NE(pool->allocator, 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); - EXPECT_EQ(pool->capacity, 16); - EXPECT_EQ(pool->size, 0); - EXPECT_NE(pool->data, nullptr); - cxMempoolDestroy(pool); -} - -TEST(Mempool, malloc) { - auto pool = cxBasicMempoolCreate(4); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_EQ(pool->size, 2); - EXPECT_EQ(pool->capacity, 4); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_EQ(pool->size, 4); - EXPECT_EQ(pool->capacity, 4); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_NE(cxMalloc(pool->allocator, sizeof(int)), nullptr); - EXPECT_EQ(pool->size, 6); - EXPECT_GE(pool->capacity, 6); - cxMempoolDestroy(pool); -} - -TEST(Mempool, calloc) { - auto 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); - cxMempoolDestroy(pool); -} - -static unsigned test_destructor_called; - -static void test_destructor([[maybe_unused]] void *mem) { - test_destructor_called++; -} - -TEST(Mempool, realloc) { - auto pool = cxMempoolCreate(4, test_destructor); - ASSERT_EQ(pool->auto_destr, test_destructor); - auto data = cxMalloc(pool->allocator, sizeof(int)); - *((int *) data) = 13; - - 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); - cxMempoolDestroy(pool); -} - - -TEST(Mempool, free) { - auto pool = cxBasicMempoolCreate(4); - - void *mem1; - void *mem2; - - mem1 = cxMalloc(pool->allocator, 16); - cxFree(pool->allocator, mem1); - EXPECT_EQ(pool->size, 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(pool->size, 5); - cxFree(pool->allocator, mem1); - EXPECT_EQ(pool->size, 4); - cxFree(pool->allocator, mem2); - EXPECT_EQ(pool->size, 3); - cxMempoolDestroy(pool); -} - -TEST(Mempool, Destroy) { - auto pool = cxBasicMempoolCreate(4); - auto data = cxMalloc(pool->allocator, sizeof(int)); - *((int *) data) = 13; - cxMempoolSetDestructor(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(data, test_destructor); - cxMempoolDestroy(pool); - EXPECT_EQ(test_destructor_called, 2); -} - -TEST(Mempool, Register) { - auto pool = cxBasicMempoolCreate(4); - auto data = cxMalloc(pool->allocator, sizeof(int)); - test_destructor_called = 0; - cxMempoolSetDestructor(data, test_destructor); - int donotfree = 0; - cxMempoolRegister(pool, &donotfree, test_destructor); - cxMempoolDestroy(pool); - EXPECT_EQ(test_destructor_called, 2); -}