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Diffstat (limited to 'tests/unit/test_atoi_strtoi.c')
| -rw-r--r-- | tests/unit/test_atoi_strtoi.c | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/tests/unit/test_atoi_strtoi.c b/tests/unit/test_atoi_strtoi.c new file mode 100644 index 0000000..535b6ab --- /dev/null +++ b/tests/unit/test_atoi_strtoi.c @@ -0,0 +1,157 @@ +// SPDX-FileCopyrightText: 2023, Alejandro Colomar <alx@kernel.org> +// SPDX-License-Identifier: BSD-3-Clause + + +#include <errno.h> +#include <limits.h> +#include <stddef.h> +#include <stdint.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 "atoi/strtoi.h" +#include "atoi/strtou_noneg.h" + + +static void test_strtoi(void **state); +static void test_strtou(void **state); +static void test_strtou_noneg(void **state); + + +int +main(void) +{ + const struct CMUnitTest tests[] = { + cmocka_unit_test(test_strtoi), + cmocka_unit_test(test_strtou), + cmocka_unit_test(test_strtou_noneg), + }; + + return cmocka_run_group_tests(tests, NULL, NULL); +} + + +static void +test_strtoi(void **state) +{ + int status; + char *end; + + errno = 0; + assert_true(strtoi_("42", NULL, -1, 1, 2, &status) == 1); + assert_true(status == EINVAL); + + assert_true(strtoi_("40", &end, 5, INTMAX_MIN, INTMAX_MAX, &status) == 20); + assert_true(status == 0); + assert_true(strcmp(end, "") == 0); + + assert_true(strtoi_("-40", &end, 0, INTMAX_MIN, INTMAX_MAX, &status) == -40); + assert_true(status == 0); + assert_true(strcmp(end, "") == 0); + + assert_true(strtoi_("z", &end, 0, INTMAX_MIN, INTMAX_MAX, &status) == 0); + assert_true(status == ECANCELED); + assert_true(strcmp(end, "z") == 0); + + assert_true(strtoi_(" 5", &end, 0, 3, 4, &status) == 4); + assert_true(status == ERANGE); + assert_true(strcmp(end, "") == 0); + + assert_true(strtoi_("5z", &end, 0, INTMAX_MIN, INTMAX_MAX, &status) == 5); + assert_true(status == ENOTSUP); + assert_true(strcmp(end, "z") == 0); + + assert_true(strtoi_("5z", &end, 0, INTMAX_MIN, 4, &status) == 4); + assert_true(status == ERANGE); + assert_true(strcmp(end, "z") == 0); + + assert_true(errno == 0); +} + + +static void +test_strtou(void **state) +{ + int status; + char *end; + + errno = 0; + assert_true(strtou_("42", NULL, -1, 1, 2, &status) == 1); + assert_true(status == EINVAL); + + assert_true(strtou_("40", &end, 5, 0, UINTMAX_MAX, &status) == 20); + assert_true(status == 0); + assert_true(strcmp(end, "") == 0); + + assert_true(strtou_("-40", &end, 0, 0, UINTMAX_MAX, &status) == -40ull); + assert_true(status == 0); + assert_true(strcmp(end, "") == 0); + + assert_true(strtou_("z", &end, 0, 0, UINTMAX_MAX, &status) == 0); + assert_true(status == ECANCELED); + assert_true(strcmp(end, "z") == 0); + + assert_true(strtou_(" 5", &end, 0, 3, 4, &status) == 4); + assert_true(status == ERANGE); + assert_true(strcmp(end, "") == 0); + + assert_true(strtou_("5z", &end, 0, 0, UINTMAX_MAX, &status) == 5); + assert_true(status == ENOTSUP); + assert_true(strcmp(end, "z") == 0); + + assert_true(strtou_("5z", &end, 0, 0, 4, &status) == 4); + assert_true(status == ERANGE); + assert_true(strcmp(end, "z") == 0); + + assert_true(errno == 0); +} + + +static void +test_strtou_noneg(void **state) +{ + int status; + char *end; + + errno = 0; + assert_true(strtou_noneg("42", NULL, -1, 1, 2, &status) + == 1); + assert_true(status == EINVAL); + + assert_true(strtou_noneg("40", &end, 5, 0, UINTMAX_MAX, &status) + == 20); + assert_true(status == 0); + assert_true(strcmp(end, "") == 0); + + assert_true(strtou_noneg("-40", &end, 0, 2, UINTMAX_MAX, &status) + == 2); + assert_true(status == ERANGE); + assert_true(strcmp(end, "") == 0); + + assert_true(strtou_noneg("z", &end, 0, 0, UINTMAX_MAX, &status) + == 0); + assert_true(status == ECANCELED); + assert_true(strcmp(end, "z") == 0); + + assert_true(strtou_noneg(" 5", &end, 0, 3, 4, &status) + == 4); + assert_true(status == ERANGE); + assert_true(strcmp(end, "") == 0); + + assert_true(strtou_noneg("5z", &end, 0, 0, UINTMAX_MAX, &status) + == 5); + assert_true(status == ENOTSUP); + assert_true(strcmp(end, "z") == 0); + + assert_true(strtou_noneg("5z", &end, 0, 0, 4, &status) + == 4); + assert_true(status == ERANGE); + assert_true(strcmp(end, "z") == 0); + + assert_true(errno == 0); +} |