kaspar/RIOT
1
0
Fork 0
mirror of https://github.com/RIOT-OS/RIOT.git synced 2025-12-16 01:53:51 +01:00
Code Releases Activity

tests: unittests: add unittests for div.h

Browse Source
This commit is contained in:
Kaspar Schleiser 2015-10-08 13:45:21 +02:00
parent 35d06ac10c
commit f1e742dcf4
3 changed files with 164 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
tests/unittests/tests-div/Makefile Normal file
View File

@ -0,0 +1 @@
include $(RIOTBASE)/Makefile.base

120
tests/unittests/tests-div/tests-div.c Normal file
View File

@ -0,0 +1,120 @@
/*
* Copyright (C) 2015 Kaspar Schleiser <kaspar@schleiser.de>
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
#include <string.h>
#include "embUnit.h"
#include "tests-div.h"
#include "div.h"
#define ENABLE_DEBUG (0)
#include "debug.h"
static uint32_t u32_test_values[] = {
0,
1,
10,
32,
15625,
15625LU*5,
(15625LU*5)+1,
0xffff,
0xffff<<10,
0xffffffff
};
static uint64_t u64_test_values[] = {
0xffffffffULL+1
};
#define N_U32_VALS (sizeof(u32_test_values)/sizeof(uint32_t))
#define N_U64_VALS (sizeof(u64_test_values)/sizeof(uint64_t))
static void test_div_u64_by_15625(void)
{
for (unsigned i = 0; i < N_U32_VALS; i++) {
DEBUG("Dividing %"PRIu32" by 15625...\n", u32_test_values[i]);
TEST_ASSERT_EQUAL_INT(
div_u64_by_15625(u32_test_values[i]),
u32_test_values[i]/15625);
}
for (unsigned i = 0; i < N_U64_VALS; i++) {
DEBUG("Dividing %"PRIu64" by 15625...\n", u64_test_values[i]);
TEST_ASSERT_EQUAL_INT(
div_u64_by_15625(u64_test_values[i]),
u64_test_values[i]/15625);
}
}
static void test_div_u32_by_15625div512(void)
{
for (unsigned i = 0; i < N_U32_VALS; i++) {
DEBUG("Dividing %"PRIu32" by (15625/512)...\n", u32_test_values[i]);
TEST_ASSERT_EQUAL_INT(
div_u32_by_15625div512(u32_test_values[i]),
(uint64_t)u32_test_values[i]*512LU/15625);
}
}
static void test_div_u64_by_1000000(void)
{
for (unsigned i = 0; i < N_U32_VALS; i++) {
DEBUG("Dividing %"PRIu32" by 1000000...\n", u32_test_values[i]);
TEST_ASSERT_EQUAL_INT(
div_u64_by_1000000(u32_test_values[i]),
u32_test_values[i]/1000000);
}
for (unsigned i = 0; i < N_U64_VALS; i++) {
DEBUG("Dividing %"PRIu64" by 1000000...\n", u64_test_values[i]);
TEST_ASSERT_EQUAL_INT(
div_u64_by_1000000(u64_test_values[i]),
u64_test_values[i]/1000000U);
}
}
static void test_div_u32_by_10(void)
{
for (unsigned i = 0; i < N_U32_VALS; i++) {
DEBUG("Dividing %"PRIu32" by 10...\n", u32_test_values[i]);
TEST_ASSERT_EQUAL_INT(
div_u32_by_10(u32_test_values[i]),
u32_test_values[i]/10);
}
}
static void test_div_u32_mod_10(void)
{
for (unsigned i = 0; i < N_U32_VALS; i++) {
DEBUG("Calculating %"PRIu32" % 10...\n", u32_test_values[i]);
TEST_ASSERT_EQUAL_INT(
div_u32_mod_10(u32_test_values[i]),
u32_test_values[i]%10);
}
}
Test *tests_div_tests(void)
{
EMB_UNIT_TESTFIXTURES(fixtures) {
new_TestFixture(test_div_u64_by_15625),
new_TestFixture(test_div_u32_by_15625div512),
new_TestFixture(test_div_u64_by_1000000),
new_TestFixture(test_div_u32_by_10),
new_TestFixture(test_div_u32_mod_10),
};
EMB_UNIT_TESTCALLER(div_tests, NULL, NULL, fixtures);
return (Test *)&div_tests;
}
void tests_div(void)
{
TESTS_RUN(tests_div_tests());
}

43
tests/unittests/tests-div/tests-div.h Normal file
View File

@ -0,0 +1,43 @@
/*
* Copyright (C) 2015 Kaspar Schleiser <kaspar@schleiser.de>
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @addtogroup unittests
* @{
*
* @file
* @brief Unittests for the ``div`` header
*
* @author Kaspar Schleiser <kaspar@schleiser.de>
*/
#ifndef TESTS_DIV_H_
#define TESTS_DIV_H_
#include "embUnit/embUnit.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief The entry point of this test suite.
*/
void tests_div(void);
/**
* @brief Generates tests for div
*
* @return embUnit tests if successful, NULL if not.
*/
Test *tests_div_tests(void);
#ifdef __cplusplus
}
#endif
#endif /* TESTS_DIV_H_ */
/** @} */