diff -r b0ebb3d88407 -r d0f02310aa47 tests/test_compare.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tests/test_compare.c Sun Dec 31 15:02:11 2023 +0100 @@ -0,0 +1,183 @@ +/* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. + * + * Copyright 2023 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/test.h" +#include +#include + +#include "cx/compare.h" + +#define test_compare_gen_subroutine(T, max_number, signed_type) \ +static CX_TEST_SUBROUTINE( \ + test_sub_cmp_##T, \ + cx_compare_func fnc \ +) { \ + T m = max_number / 512; \ + T x, y; \ + x = (signed_type ? -3 : 3) * m; \ + y = 5 * m; \ + CX_TEST_ASSERT(fnc(&x, &y) < 0); \ + CX_TEST_ASSERT(fnc(&y, &x) > 0); \ + x = 120 * m; \ + y = 348 * m; \ + CX_TEST_ASSERT(fnc(&x, &y) < 0); \ + CX_TEST_ASSERT(fnc(&y, &x) > 0); \ + if (signed_type) { \ + x = -120 * m; \ + y = -348 * m; \ + CX_TEST_ASSERT(fnc(&x, &y) > 0); \ + CX_TEST_ASSERT(fnc(&y, &x) < 0); \ + } \ + x = y; \ + CX_TEST_ASSERT(fnc(&x, &y) == 0); \ + CX_TEST_ASSERT(fnc(&y, &x) == 0); \ +} + + +// type aliases for types containing space characters +typedef long long cx_longlong; +typedef unsigned long cx_ulong; +typedef unsigned long long cx_ulonglong; + +// generate sub routines depending on the type +test_compare_gen_subroutine(int, INT_MAX, true) +test_compare_gen_subroutine(long, LONG_MAX, true) +test_compare_gen_subroutine(cx_longlong, LLONG_MAX, true) +test_compare_gen_subroutine(int16_t, INT16_MAX, true) +test_compare_gen_subroutine(int32_t, INT32_MAX, true) +test_compare_gen_subroutine(int64_t, INT64_MAX, true) +test_compare_gen_subroutine(unsigned, UINT_MAX, false) +test_compare_gen_subroutine(cx_ulong, ULONG_MAX, false) +test_compare_gen_subroutine(cx_ulonglong, ULLONG_MAX, false) +test_compare_gen_subroutine(uint16_t, UINT16_MAX, false) +test_compare_gen_subroutine(uint32_t, UINT32_MAX, false) +test_compare_gen_subroutine(uint64_t, UINT64_MAX, false) +test_compare_gen_subroutine(float, FLT_MAX, true) +test_compare_gen_subroutine(double, DBL_MAX, true) +test_compare_gen_subroutine(intptr_t, INTPTR_MAX, true) +test_compare_gen_subroutine(uintptr_t, UINTPTR_MAX, false) + +CX_TEST(test_compare_int) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_int, cx_cmp_int); +} + +CX_TEST(test_compare_long) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_long, cx_cmp_longint); +} + +CX_TEST(test_compare_longlong) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_cx_longlong, cx_cmp_longlong); +} + +CX_TEST(test_compare_int16_t) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_int16_t, cx_cmp_int16); +} + +CX_TEST(test_compare_int32_t) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_int32_t, cx_cmp_int32); +} + +CX_TEST(test_compare_int64_t) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_int64_t, cx_cmp_int64); +} + +CX_TEST(test_compare_unsigned) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_unsigned, cx_cmp_uint); +} + +CX_TEST(test_compare_ulong) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_cx_ulong, cx_cmp_ulongint); +} + +CX_TEST(test_compare_ulonglong) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_cx_ulonglong, cx_cmp_ulonglong); +} + +CX_TEST(test_compare_uint16_t) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_uint16_t, cx_cmp_uint16); +} + +CX_TEST(test_compare_uint32_t) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_uint32_t, cx_cmp_uint32); +} + +CX_TEST(test_compare_uint64_t) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_uint64_t, cx_cmp_uint64); +} + +CX_TEST(test_compare_float) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_float, cx_cmp_float); +} + +CX_TEST(test_compare_double) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_double, cx_cmp_double); +} + +CX_TEST(test_compare_intptr_t) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_intptr_t, cx_cmp_intptr); +} + +CX_TEST(test_compare_uintptr_t) { + CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_uintptr_t, cx_cmp_uintptr); +} + +CX_TEST(test_compare_ptr) { + int data[3]; + CX_TEST_DO { + CX_TEST_ASSERT(0 == cx_cmp_ptr(data, data)); + CX_TEST_ASSERT(-1 == cx_cmp_ptr(&data[0], &data[1])); + CX_TEST_ASSERT(-1 == cx_cmp_ptr(&data[1], &data[2])); + CX_TEST_ASSERT(1 == cx_cmp_ptr(&data[2], &data[1])); + CX_TEST_ASSERT(1 == cx_cmp_ptr(&data[1], data)); + CX_TEST_ASSERT(0 == cx_cmp_ptr(&data[1], &data[1])); + } +} + +CxTestSuite *cx_test_suite_compare(void) { + CxTestSuite *suite = cx_test_suite_new("compare"); + + cx_test_register(suite, test_compare_int); + cx_test_register(suite, test_compare_long); + cx_test_register(suite, test_compare_longlong); + cx_test_register(suite, test_compare_int16_t); + cx_test_register(suite, test_compare_int32_t); + cx_test_register(suite, test_compare_int64_t); + cx_test_register(suite, test_compare_unsigned); + cx_test_register(suite, test_compare_ulong); + cx_test_register(suite, test_compare_ulonglong); + cx_test_register(suite, test_compare_uint16_t); + cx_test_register(suite, test_compare_uint32_t); + cx_test_register(suite, test_compare_uint64_t); + cx_test_register(suite, test_compare_float); + cx_test_register(suite, test_compare_double); + cx_test_register(suite, test_compare_intptr_t); + cx_test_register(suite, test_compare_uintptr_t); + cx_test_register(suite, test_compare_ptr); + + return suite; +}