lib: Move KUnit tests into tests/ subdirectory

Following from the recent KUnit file naming discussion[1], move all
KUnit tests in lib/ into lib/tests/.

Link: https://lore.kernel.org/lkml/20240720165441.it.320-kees@kernel.org/ [1]
Acked-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Reviewed-by: David Gow <davidgow@google.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Rae Moar <rmoar@google.com>
Link: https://lore.kernel.org/r/20241202075545.3648096-4-davidgow@google.com
Signed-off-by: Kees Cook <kees@kernel.org>

1 files changed, 0 insertions, 110 deletions

diff --git a/lib/test_bits.c b/lib/test_bits.c
deleted file mode 100644
index c7b38d91e1f1..000000000000
--- a/lib/test_bits.c
+++ /dev/null
@@ -1,110 +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_u128_test(struct kunit *test)
-{
-#ifdef CONFIG_ARCH_SUPPORTS_INT128
-	/* Below 64 bit masks */
-	KUNIT_EXPECT_EQ(test, 0x0000000000000001ull, GENMASK_U128(0, 0));
-	KUNIT_EXPECT_EQ(test, 0x0000000000000003ull, GENMASK_U128(1, 0));
-	KUNIT_EXPECT_EQ(test, 0x0000000000000006ull, GENMASK_U128(2, 1));
-	KUNIT_EXPECT_EQ(test, 0x00000000ffffffffull, GENMASK_U128(31, 0));
-	KUNIT_EXPECT_EQ(test, 0x000000ffffe00000ull, GENMASK_U128(39, 21));
-	KUNIT_EXPECT_EQ(test, 0xffffffffffffffffull, GENMASK_U128(63, 0));
-
-	/* Above 64 bit masks - only 64 bit portion can be validated once */
-	KUNIT_EXPECT_EQ(test, 0xffffffffffffffffull, GENMASK_U128(64, 0) >> 1);
-	KUNIT_EXPECT_EQ(test, 0x00000000ffffffffull, GENMASK_U128(81, 50) >> 50);
-	KUNIT_EXPECT_EQ(test, 0x0000000000ffffffull, GENMASK_U128(87, 64) >> 64);
-	KUNIT_EXPECT_EQ(test, 0x0000000000ff0000ull, GENMASK_U128(87, 80) >> 64);
-
-	KUNIT_EXPECT_EQ(test, 0xffffffffffffffffull, GENMASK_U128(127, 0) >> 64);
-	KUNIT_EXPECT_EQ(test, 0xffffffffffffffffull, (u64)GENMASK_U128(127, 0));
-	KUNIT_EXPECT_EQ(test, 0x0000000000000003ull, GENMASK_U128(127, 126) >> 126);
-	KUNIT_EXPECT_EQ(test, 0x0000000000000001ull, GENMASK_U128(127, 127) >> 127);
-#ifdef TEST_GENMASK_FAILURES
-	/* these should fail compilation */
-	GENMASK_U128(0, 1);
-	GENMASK_U128(0, 10);
-	GENMASK_U128(9, 10);
-#endif /* TEST_GENMASK_FAILURES */
-#endif /* CONFIG_ARCH_SUPPORTS_INT128 */
-}
-
-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));
-	KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(100, 80));
-	KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(110, 65));
-	KUNIT_EXPECT_EQ(test, 0, GENMASK_INPUT_CHECK(127, 0));
-}
-
-
-static struct kunit_case bits_test_cases[] = {
-	KUNIT_CASE(genmask_test),
-	KUNIT_CASE(genmask_ull_test),
-	KUNIT_CASE(genmask_u128_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_DESCRIPTION("Test cases for functions and macros in bits.h");
-MODULE_LICENSE("GPL");