/*
* 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 <limits.h>
#include <float.h>
#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 subroutines 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(size_t, SIZE_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_size_t) {
CX_TEST_DO CX_TEST_CALL_SUBROUTINE(test_sub_cmp_size_t, cx_cmp_size);
}
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_size_t);
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;
}