diff options
Diffstat (limited to 'lib/test_bits.c')
-rw-r--r-- | lib/test_bits.c | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/lib/test_bits.c b/lib/test_bits.c deleted file mode 100644 index c9368a2314e7..000000000000 --- a/lib/test_bits.c +++ /dev/null @@ -1,75 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Test cases for functions and macros in bits.h - */ - -#include <kunit/test.h> -#include <linux/bits.h> - - -static void genmask_test(struct kunit *test) -{ - KUNIT_EXPECT_EQ(test, 1ul, GENMASK(0, 0)); - KUNIT_EXPECT_EQ(test, 3ul, GENMASK(1, 0)); - KUNIT_EXPECT_EQ(test, 6ul, GENMASK(2, 1)); - KUNIT_EXPECT_EQ(test, 0xFFFFFFFFul, GENMASK(31, 0)); - -#ifdef TEST_GENMASK_FAILURES - /* these should fail compilation */ - GENMASK(0, 1); - GENMASK(0, 10); - GENMASK(9, 10); -#endif - - -} - -static void genmask_ull_test(struct kunit *test) -{ - KUNIT_EXPECT_EQ(test, 1ull, GENMASK_ULL(0, 0)); - KUNIT_EXPECT_EQ(test, 3ull, GENMASK_ULL(1, 0)); - KUNIT_EXPECT_EQ(test, 0x000000ffffe00000ull, GENMASK_ULL(39, 21)); - KUNIT_EXPECT_EQ(test, 0xffffffffffffffffull, GENMASK_ULL(63, 0)); - -#ifdef TEST_GENMASK_FAILURES - /* these should fail compilation */ - GENMASK_ULL(0, 1); - GENMASK_ULL(0, 10); - GENMASK_ULL(9, 10); -#endif -} - -static void genmask_input_check_test(struct kunit *test) -{ - unsigned int x, y; - int z, w; - - /* Unknown input */ - KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(x, 0)); - KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(0, x)); - KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(x, y)); - - KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(z, 0)); - KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(0, z)); - KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(z, w)); - - /* Valid input */ - KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(1, 1)); - KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(39, 21)); -} - - -static struct kunit_case bits_test_cases[] = { - KUNIT_CASE(genmask_test), - KUNIT_CASE(genmask_ull_test), - KUNIT_CASE(genmask_input_check_test), - {} -}; - -static struct kunit_suite bits_test_suite = { - .name = "bits-test", - .test_cases = bits_test_cases, -}; -kunit_test_suite(bits_test_suite); - -MODULE_LICENSE("GPL"); |