diff options
Diffstat (limited to 'lib/is_signed_type_kunit.c')
-rw-r--r-- | lib/is_signed_type_kunit.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/lib/is_signed_type_kunit.c b/lib/is_signed_type_kunit.c new file mode 100644 index 0000000000..0a7f6ae628 --- /dev/null +++ b/lib/is_signed_type_kunit.c @@ -0,0 +1,49 @@ +// SPDX-License-Identifier: GPL-2.0 OR MIT +/* + * ./tools/testing/kunit/kunit.py run is_signed_type [--raw_output] + */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include <kunit/test.h> +#include <linux/compiler.h> + +enum unsigned_enum { + constant_a = 3, +}; + +enum signed_enum { + constant_b = -1, + constant_c = 2, +}; + +static void is_signed_type_test(struct kunit *test) +{ + KUNIT_EXPECT_EQ(test, is_signed_type(bool), false); + KUNIT_EXPECT_EQ(test, is_signed_type(signed char), true); + KUNIT_EXPECT_EQ(test, is_signed_type(unsigned char), false); + KUNIT_EXPECT_EQ(test, is_signed_type(char), false); + KUNIT_EXPECT_EQ(test, is_signed_type(int), true); + KUNIT_EXPECT_EQ(test, is_signed_type(unsigned int), false); + KUNIT_EXPECT_EQ(test, is_signed_type(long), true); + KUNIT_EXPECT_EQ(test, is_signed_type(unsigned long), false); + KUNIT_EXPECT_EQ(test, is_signed_type(long long), true); + KUNIT_EXPECT_EQ(test, is_signed_type(unsigned long long), false); + KUNIT_EXPECT_EQ(test, is_signed_type(enum unsigned_enum), false); + KUNIT_EXPECT_EQ(test, is_signed_type(enum signed_enum), true); + KUNIT_EXPECT_EQ(test, is_signed_type(void *), false); + KUNIT_EXPECT_EQ(test, is_signed_type(const char *), false); +} + +static struct kunit_case is_signed_type_test_cases[] = { + KUNIT_CASE(is_signed_type_test), + {} +}; + +static struct kunit_suite is_signed_type_test_suite = { + .name = "is_signed_type", + .test_cases = is_signed_type_test_cases, +}; + +kunit_test_suite(is_signed_type_test_suite); + +MODULE_LICENSE("Dual MIT/GPL"); |