diff options
author | Alejandro Colomar <alx@kernel.org> | 2023-11-16 11:42:26 +0100 |
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committer | Alejandro Colomar <alx@kernel.org> | 2023-11-16 15:26:45 +0100 |
commit | 6b055ba376b0b3e028f43eadf0acfd1ff5862cbc (patch) | |
tree | eb8ff4e1e66c209b7aa9858999faad0d2f10ea93 | |
parent | a67af5f8609185b88dc56c546648f24c1b55fdf2 (diff) |
tests/unit/test_strncpy.c: Test STRNCPY()strncpy
Signed-off-by: Alejandro Colomar <alx@kernel.org>
-rw-r--r-- | tests/unit/Makefile.am | 14 | ||||
-rw-r--r-- | tests/unit/test_strncpy.c | 85 |
2 files changed, 99 insertions, 0 deletions
diff --git a/tests/unit/Makefile.am b/tests/unit/Makefile.am index a732c5f8..bd748b7b 100644 --- a/tests/unit/Makefile.am +++ b/tests/unit/Makefile.am @@ -4,6 +4,7 @@ if HAVE_CMOCKA TESTS = $(check_PROGRAMS) check_PROGRAMS = \ + test_strncpy \ test_strtcpy \ test_xasprintf @@ -32,6 +33,19 @@ test_logind_LDADD = \ $(LIBSYSTEMD) \ $(NULL) +test_strncpy_SOURCES = \ + ../../lib/strncpy.c \ + test_strncpy.c \ + $(NULL) +test_strncpy_CFLAGS = \ + $(AM_FLAGS) \ + $(NULL) +test_strncpy_LDFLAGS = \ + $(NULL) +test_strncpy_LDADD = \ + $(CMOCKA_LIBS) \ + $(NULL) + test_strtcpy_SOURCES = \ ../../lib/strtcpy.c \ test_strtcpy.c \ diff --git a/tests/unit/test_strncpy.c b/tests/unit/test_strncpy.c new file mode 100644 index 00000000..f5b189ff --- /dev/null +++ b/tests/unit/test_strncpy.c @@ -0,0 +1,85 @@ +/* + * SPDX-FileCopyrightText: 2023, Alejandro Colomar <alx@kernel.org> + * SPDX-License-Identifier: BSD-3-Clause + */ + + +#include <config.h> + +#include <string.h> + +#include <stdarg.h> // Required by <cmocka.h> +#include <stddef.h> // Required by <cmocka.h> +#include <setjmp.h> // Required by <cmocka.h> +#include <stdint.h> // Required by <cmocka.h> +#include <cmocka.h> + +#include "sizeof.h" +#include "strncpy.h" + + +static void test_STRNCPY_trunc(void **state); +static void test_STRNCPY_fit(void **state); +static void test_STRNCPY_pad(void **state); + + +int +main(void) +{ + const struct CMUnitTest tests[] = { + cmocka_unit_test(test_STRNCPY_trunc), + cmocka_unit_test(test_STRNCPY_fit), + cmocka_unit_test(test_STRNCPY_pad), + }; + + return cmocka_run_group_tests(tests, NULL, NULL); +} + + +static void +test_STRNCPY_trunc(void **state) +{ + char buf[3]; + + char src1[4] = {'f', 'o', 'o', 'o'}; + char res1[3] = {'f', 'o', 'o'}; + assert_true(memcmp(res1, STRNCPY(buf, src1), sizeof(buf)) == 0); + + char src2[5] = "barb"; + char res2[3] = {'b', 'a', 'r'}; + assert_true(memcmp(res2, STRNCPY(buf, src2), sizeof(buf)) == 0); +} + + +static void +test_STRNCPY_fit(void **state) +{ + char buf[3]; + + char src1[3] = {'b', 'a', 'z'}; + char res1[3] = {'b', 'a', 'z'}; + assert_true(memcmp(res1, STRNCPY(buf, src1), sizeof(buf)) == 0); + + char src2[4] = "qwe"; + char res2[3] = {'q', 'w', 'e'}; + assert_true(memcmp(res2, STRNCPY(buf, src2), sizeof(buf)) == 0); +} + + +static void +test_STRNCPY_pad(void **state) +{ + char buf[3]; + + char src1[3] = "as"; + char res1[3] = {'a', 's', 0}; + assert_true(memcmp(res1, STRNCPY(buf, src1), sizeof(buf)) == 0); + + char src2[3] = ""; + char res2[3] = {0, 0, 0}; + assert_true(memcmp(res2, STRNCPY(buf, src2), sizeof(buf)) == 0); + + char src3[3] = {'a', 0, 'b'}; + char res3[3] = {'a', 0, 0}; + assert_true(memcmp(res3, STRNCPY(buf, src3), sizeof(buf)) == 0); +} |