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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-26 16:18:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-26 16:18:39 +0000 |
commit | 5242eef8fc54636a41701fd9d7083ba6e4a4e0b3 (patch) | |
tree | e6a0980092957865a937cc0f34446df3d5194e99 /tests/unit/test_sprintf.c | |
parent | Releasing progress-linux version 1:4.13+dfsg1-5~progress7.99u1. (diff) | |
download | shadow-5242eef8fc54636a41701fd9d7083ba6e4a4e0b3.tar.xz shadow-5242eef8fc54636a41701fd9d7083ba6e4a4e0b3.zip |
Merging upstream version 1:4.15.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/unit/test_sprintf.c')
-rw-r--r-- | tests/unit/test_sprintf.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/tests/unit/test_sprintf.c b/tests/unit/test_sprintf.c new file mode 100644 index 0000000..bedcff6 --- /dev/null +++ b/tests/unit/test_sprintf.c @@ -0,0 +1,66 @@ +// SPDX-FileCopyrightText: 2023, Alejandro Colomar <alx@kernel.org> +// SPDX-License-Identifier: BSD-3-Clause + + +#include <config.h> + +#include <stdio.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 "string/sprintf.h" + + +static void test_SNPRINTF_trunc(void **state); +static void test_SNPRINTF_ok(void **state); + + +int +main(void) +{ + const struct CMUnitTest tests[] = { + cmocka_unit_test(test_SNPRINTF_trunc), + cmocka_unit_test(test_SNPRINTF_ok), + }; + + return cmocka_run_group_tests(tests, NULL, NULL); +} + + +static void +test_SNPRINTF_trunc(void **state) +{ + char buf[NITEMS("foo")]; + + // Test that we're not returning SIZE_MAX + assert_true(SNPRINTF(buf, "f%su", "oo") < 0); + assert_true(strcmp(buf, "foo") == 0); + + assert_true(SNPRINTF(buf, "barbaz") == -1); + assert_true(strcmp(buf, "bar") == 0); +} + + +static void +test_SNPRINTF_ok(void **state) +{ + char buf[NITEMS("foo")]; + + assert_true(SNPRINTF(buf, "%s", "foo") == strlen("foo")); + assert_true(strcmp(buf, "foo") == 0); + + assert_true(SNPRINTF(buf, "%do", 1) == strlen("1o")); + assert_true(strcmp(buf, "1o") == 0); + + assert_true(SNPRINTF(buf, "f") == strlen("f")); + assert_true(strcmp(buf, "f") == 0); + + assert_true(SNPRINTF(buf, "") == strlen("")); + assert_true(strcmp(buf, "") == 0); +} |