test/test_allocator.c

/*
 * 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/allocator.h"
#include "test_config.h"
#include <errno.h>

void test_default_allocator_available(void) {
    cx_allocator_class *clazz = cxDefaultAllocator->cl;
    CU_ASSERT_PTR_NOT_NULL(clazz)
}

void test_default_malloc(void) {
    void *test = cxMalloc(cxDefaultAllocator, 16);
    CU_ASSERT_PTR_NOT_NULL(test);
    free(test);
}

void test_default_realloc(void) {
    void *test = calloc(8, 1);
    memcpy(test, "Test", 5);
    test = cxRealloc(cxDefaultAllocator, test, 16);
    CU_ASSERT_PTR_NOT_NULL(test)
    CU_ASSERT_STRING_EQUAL("Test", test)
    free(test);
}

void test_default_reallocate(void) {
    void *test = calloc(8, 1);
    memcpy(test, "Test", 5);
    int rval = cxReallocate(cxDefaultAllocator, &test, 16);
    CU_ASSERT_EQUAL(rval, 0);
    CU_ASSERT_PTR_NOT_NULL(test)
    CU_ASSERT_STRING_EQUAL("Test", test)
    free(test);
}

void test_reallocate_null(void) {
    int rval = cxReallocate(cxDefaultAllocator, NULL, 16);
    CU_ASSERT_NOT_EQUAL(rval, 0);
    CU_ASSERT_EQUAL(errno, EINVAL);
}

void test_default_calloc(void) {
    void *test = cxCalloc(cxDefaultAllocator, 8, 2);
    CU_ASSERT_PTR_NOT_NULL(test)
    free(test);
}

void test_default_free(void) {
    void *test = malloc(16);
    cxFree(cxDefaultAllocator, test);
    CU_PASS("Testing standard free is not possible.")
}

int main() {
    CU_pSuite suite = NULL;

    if (CUE_SUCCESS != CU_initialize_registry()) {
        return CU_get_error();
    }

    suite = CU_add_suite("default allocator", NULL, NULL);
    if (NULL == suite) {
        CU_cleanup_registry();
        return CU_get_error();
    }

    if (
            !CU_add_test(suite, "default allocator available", test_default_allocator_available) ||
            !CU_add_test(suite, "test of malloc()", test_default_malloc)||
            !CU_add_test(suite, "test of realloc()", test_default_realloc) ||
            !CU_add_test(suite, "test of realloc() via cxReallocate", test_default_reallocate) ||
            !CU_add_test(suite, "test of cxReallocate with NULL", test_reallocate_null) ||
            !CU_add_test(suite, "test of calloc()", test_default_calloc) ||
            !CU_add_test(suite, "test of free()", test_default_free)
            ) {
        CU_cleanup_registry();
        return CU_get_error();
    }

    CU_basic_set_mode(UCX_CU_BRM);

    int exitcode;
    if (CU_basic_run_tests()) {
        exitcode = CU_get_error();
    } else {
        exitcode = CU_get_number_of_failures() == 0 ? 0 : 1;
    }
    CU_cleanup_registry();
    return exitcode;
}