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tests/unittests: add test for bcd_buf_from_u32()

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This commit is contained in:
Benjamin Valentin 2025-04-02 18:52:01 +02:00
parent 284845e6ea
commit 8f4dec6559
2 changed files with 28 additions and 0 deletions
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1
tests/unittests/tests-bcd/Makefile.include
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@ -0,0 +1 @@
USEMODULE += bcd

27
tests/unittests/tests-bcd/tests-bcd.c
View File

@ -13,6 +13,7 @@
* @author Martine Lenders <m.lenders@fu-berlin.de>
*/
#include <errno.h>
#include "embUnit.h"
#include "bcd.h"
@ -59,6 +60,31 @@ static void test_bcd_to_byte(void)
TEST_ASSERT_EQUAL_INT(99, bcd_to_byte(0x99));
}
static void test_bcd_buf_from_u32(void)
{
uint32_t buf = UINT32_MAX; /* test if full buffer gets written */
TEST_ASSERT_EQUAL_INT(1, bcd_buf_from_u32(0, &buf, sizeof(buf)));
TEST_ASSERT_EQUAL_INT(0x0, buf);
TEST_ASSERT_EQUAL_INT(1, bcd_buf_from_u32(12, &buf, sizeof(buf)));
TEST_ASSERT_EQUAL_INT(0x12, buf);
TEST_ASSERT_EQUAL_INT(2, bcd_buf_from_u32(123, &buf, sizeof(buf)));
TEST_ASSERT_EQUAL_INT(0x123, buf);
TEST_ASSERT_EQUAL_INT(3, bcd_buf_from_u32(123456, &buf, sizeof(buf)));
TEST_ASSERT_EQUAL_INT(0x123456, buf);
TEST_ASSERT_EQUAL_INT(4, bcd_buf_from_u32(12345678, &buf, sizeof(buf)));
TEST_ASSERT_EQUAL_INT(0x12345678, buf);
TEST_ASSERT_EQUAL_INT(-ENOBUFS, bcd_buf_from_u32(123456789, &buf, sizeof(buf)));
/* test empty buffer */
TEST_ASSERT_EQUAL_INT(-ENOBUFS, bcd_buf_from_u32(0, NULL, 0));
}
Test *tests_bcd_tests(void)
{
EMB_UNIT_TESTFIXTURES(fixtures) {
@ -68,6 +94,7 @@ Test *tests_bcd_tests(void)
new_TestFixture(test_bcd_to_byte__zero),
new_TestFixture(test_bcd_to_byte__greater_0x99),
new_TestFixture(test_bcd_to_byte),
new_TestFixture(test_bcd_buf_from_u32),
};
EMB_UNIT_TESTCALLER(bcd_tests, NULL, NULL, fixtures);