Thu, 25 Jan 2024 22:01:12 +0100
add cx_array_add() + fix type of cx_array_default_reallocator
universe@782 | 1 | /* |
universe@782 | 2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
universe@782 | 3 | * |
universe@782 | 4 | * Copyright 2023 Mike Becker, Olaf Wintermann All rights reserved. |
universe@782 | 5 | * |
universe@782 | 6 | * Redistribution and use in source and binary forms, with or without |
universe@782 | 7 | * modification, are permitted provided that the following conditions are met: |
universe@782 | 8 | * |
universe@782 | 9 | * 1. Redistributions of source code must retain the above copyright |
universe@782 | 10 | * notice, this list of conditions and the following disclaimer. |
universe@782 | 11 | * |
universe@782 | 12 | * 2. Redistributions in binary form must reproduce the above copyright |
universe@782 | 13 | * notice, this list of conditions and the following disclaimer in the |
universe@782 | 14 | * documentation and/or other materials provided with the distribution. |
universe@782 | 15 | * |
universe@782 | 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
universe@782 | 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
universe@782 | 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
universe@782 | 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
universe@782 | 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
universe@782 | 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
universe@782 | 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
universe@782 | 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
universe@782 | 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
universe@782 | 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
universe@782 | 26 | * POSSIBILITY OF SUCH DAMAGE. |
universe@782 | 27 | */ |
universe@782 | 28 | |
universe@782 | 29 | #include "cx/test.h" |
universe@782 | 30 | |
universe@782 | 31 | #include "cx/allocator.h" |
universe@782 | 32 | |
universe@782 | 33 | CX_TEST(test_allocator_default) { |
universe@782 | 34 | CX_TEST_DO { |
universe@782 | 35 | CX_TEST_ASSERT(cxDefaultAllocator->cl != NULL); |
universe@782 | 36 | } |
universe@782 | 37 | } |
universe@782 | 38 | |
universe@782 | 39 | CX_TEST(test_allocator_default_malloc) { |
universe@782 | 40 | void *test = cxMalloc(cxDefaultAllocator, 16); |
universe@782 | 41 | CX_TEST_DO { |
universe@782 | 42 | CX_TEST_ASSERT(test != NULL); |
universe@782 | 43 | // we cannot assert sth. but valgrind will detect an error |
universe@782 | 44 | memcpy(test, "0123456789ABCDEF", 16); |
universe@782 | 45 | } |
universe@782 | 46 | free(test); |
universe@782 | 47 | } |
universe@782 | 48 | |
universe@782 | 49 | CX_TEST(test_allocator_default_calloc) { |
universe@782 | 50 | char *test = cxCalloc(cxDefaultAllocator, 8, 2); |
universe@782 | 51 | CX_TEST_DO { |
universe@782 | 52 | CX_TEST_ASSERT(test != NULL); |
universe@782 | 53 | for (int i = 0; i < 16; i++) { |
universe@782 | 54 | CX_TEST_ASSERT(test[i] == 0); |
universe@782 | 55 | } |
universe@782 | 56 | } |
universe@782 | 57 | free(test); |
universe@782 | 58 | } |
universe@782 | 59 | |
universe@782 | 60 | CX_TEST(test_allocator_default_realloc) { |
universe@782 | 61 | char *test = calloc(8, 1); |
universe@782 | 62 | memcpy(test, "Test", 5); |
universe@782 | 63 | CX_TEST_DO { |
universe@782 | 64 | test = cxRealloc(cxDefaultAllocator, test, 16); |
universe@782 | 65 | CX_TEST_ASSERT(test != NULL); |
universe@782 | 66 | CX_TEST_ASSERT(0 == strcmp(test, "Test")); |
universe@782 | 67 | } |
universe@782 | 68 | free(test); |
universe@782 | 69 | } |
universe@782 | 70 | |
universe@782 | 71 | CX_TEST(test_allocator_default_free) { |
universe@782 | 72 | void *test = malloc(16); |
universe@782 | 73 | CX_TEST_DO { |
universe@782 | 74 | // we cannot assert sth. but valgrind will detect an error |
universe@782 | 75 | cxFree(cxDefaultAllocator, test); |
universe@782 | 76 | CX_TEST_ASSERT(true); |
universe@782 | 77 | } |
universe@782 | 78 | } |
universe@782 | 79 | |
universe@782 | 80 | CX_TEST(test_allocator_reallocate) { |
universe@782 | 81 | void *test = calloc(8, 1); |
universe@782 | 82 | memcpy(test, "Test", 5); |
universe@782 | 83 | CX_TEST_DO { |
universe@782 | 84 | int ret = cxReallocate(cxDefaultAllocator, &test, 16); |
universe@782 | 85 | CX_TEST_ASSERT(ret == 0); |
universe@782 | 86 | CX_TEST_ASSERT(test != NULL); |
universe@782 | 87 | CX_TEST_ASSERT(0 == strcmp(test, "Test")); |
universe@782 | 88 | } |
universe@782 | 89 | free(test); |
universe@782 | 90 | } |
universe@782 | 91 | |
universe@782 | 92 | CX_TEST(test_allocator_reallocate_low_level) { |
universe@782 | 93 | void *test = calloc(8, 1); |
universe@782 | 94 | memcpy(test, "Test", 5); |
universe@782 | 95 | CX_TEST_DO { |
universe@782 | 96 | int ret = cx_reallocate(&test, 16); |
universe@782 | 97 | CX_TEST_ASSERT(ret == 0); |
universe@782 | 98 | CX_TEST_ASSERT(test != NULL); |
universe@782 | 99 | CX_TEST_ASSERT(0 == strcmp(test, "Test")); |
universe@782 | 100 | } |
universe@782 | 101 | free(test); |
universe@782 | 102 | } |
universe@782 | 103 | |
universe@782 | 104 | static void *test_allocator_mock_failing_realloc( |
universe@782 | 105 | __attribute__((__unused__))void *p, |
universe@782 | 106 | __attribute__((__unused__))void *d, |
universe@782 | 107 | __attribute__((__unused__))size_t n |
universe@782 | 108 | ) { |
universe@782 | 109 | return NULL; |
universe@782 | 110 | } |
universe@782 | 111 | |
universe@782 | 112 | CX_TEST(test_allocator_reallocate_fails) { |
universe@782 | 113 | // Mock an allocator that always returns NULL on realloc |
universe@782 | 114 | cx_allocator_class mock_cl; |
universe@782 | 115 | mock_cl.realloc = test_allocator_mock_failing_realloc; |
universe@782 | 116 | CxAllocator mock = {&mock_cl, NULL}; |
universe@782 | 117 | |
universe@782 | 118 | void *test = calloc(8, 1); |
universe@782 | 119 | memcpy(test, "Test", 5); |
universe@782 | 120 | void *original = test; |
universe@782 | 121 | CX_TEST_DO { |
universe@782 | 122 | int ret = cxReallocate(&mock, &test, 16); |
universe@782 | 123 | // non-zero return code because of the failure |
universe@782 | 124 | CX_TEST_ASSERT(ret != 0); |
universe@782 | 125 | // the test pointer was not changed and still points to the same memory |
universe@782 | 126 | CX_TEST_ASSERT(test == original); |
universe@782 | 127 | CX_TEST_ASSERT(0 == strcmp(test, "Test")); |
universe@782 | 128 | } |
universe@782 | 129 | free(test); |
universe@782 | 130 | } |
universe@782 | 131 | |
universe@782 | 132 | CxTestSuite *cx_test_suite_allocator(void) { |
universe@782 | 133 | CxTestSuite *suite = cx_test_suite_new("allocator"); |
universe@782 | 134 | |
universe@782 | 135 | cx_test_register(suite, test_allocator_default); |
universe@782 | 136 | cx_test_register(suite, test_allocator_default_malloc); |
universe@782 | 137 | cx_test_register(suite, test_allocator_default_calloc); |
universe@782 | 138 | cx_test_register(suite, test_allocator_default_realloc); |
universe@782 | 139 | cx_test_register(suite, test_allocator_default_free); |
universe@782 | 140 | cx_test_register(suite, test_allocator_reallocate); |
universe@782 | 141 | cx_test_register(suite, test_allocator_reallocate_fails); |
universe@782 | 142 | cx_test_register(suite, test_allocator_reallocate_low_level); |
universe@782 | 143 | |
universe@782 | 144 | return suite; |
universe@782 | 145 | } |