diff --git a/include/kunit/test.h b/include/kunit/test.h index fb58fa530c5e..e2a1f0928e8b 100644 --- a/include/kunit/test.h +++ b/include/kunit/test.h @@ -1486,6 +1486,60 @@ do { \ fmt, \ ##__VA_ARGS__) +/** + * KUNIT_ASSERT_MEMEQ() - Asserts that the first @size bytes of @left and @right are equal. + * @test: The test context object. + * @left: An arbitrary expression that evaluates to the specified size. + * @right: An arbitrary expression that evaluates to the specified size. + * @size: Number of bytes compared. + * + * Sets an assertion that the values that @left and @right evaluate to are + * equal. This is semantically equivalent to + * KUNIT_ASSERT_TRUE(@test, !memcmp((@left), (@right), (@size))). See + * KUNIT_ASSERT_TRUE() for more information. + * + * Although this assertion works for any memory block, it is not recommended + * for comparing more structured data, such as structs. This assertion is + * recommended for comparing, for example, data arrays. + */ +#define KUNIT_ASSERT_MEMEQ(test, left, right, size) \ + KUNIT_ASSERT_MEMEQ_MSG(test, left, right, size, NULL) + +#define KUNIT_ASSERT_MEMEQ_MSG(test, left, right, size, fmt, ...) \ + KUNIT_MEM_ASSERTION(test, \ + KUNIT_ASSERTION, \ + left, ==, right, \ + size, \ + fmt, \ + ##__VA_ARGS__) + +/** + * KUNIT_ASSERT_MEMNEQ() - Asserts that the first @size bytes of @left and @right are not equal. + * @test: The test context object. + * @left: An arbitrary expression that evaluates to the specified size. + * @right: An arbitrary expression that evaluates to the specified size. + * @size: Number of bytes compared. + * + * Sets an assertion that the values that @left and @right evaluate to are + * not equal. This is semantically equivalent to + * KUNIT_ASSERT_TRUE(@test, memcmp((@left), (@right), (@size))). See + * KUNIT_ASSERT_TRUE() for more information. + * + * Although this assertion works for any memory block, it is not recommended + * for comparing more structured data, such as structs. This assertion is + * recommended for comparing, for example, data arrays. + */ +#define KUNIT_ASSERT_MEMNEQ(test, left, right, size) \ + KUNIT_ASSERT_MEMNEQ_MSG(test, left, right, size, NULL) + +#define KUNIT_ASSERT_MEMNEQ_MSG(test, left, right, size, fmt, ...) \ + KUNIT_MEM_ASSERTION(test, \ + KUNIT_ASSERTION, \ + left, !=, right, \ + size, \ + fmt, \ + ##__VA_ARGS__) + /** * KUNIT_ASSERT_NULL() - Asserts that pointers @ptr is null. * @test: The test context object.