Commit caae9458 authored by Ricardo Ribalda's avatar Ricardo Ribalda Committed by Shuah Khan

kunit: Introduce _NULL and _NOT_NULL macros

Today, when we want to check if a pointer is NULL and not ERR we have
two options:

KUNIT_EXPECT_TRUE(test, ptr == NULL);

or

KUNIT_EXPECT_PTR_NE(test, ptr, (struct mystruct *)NULL);

Create a new set of macros that take care of NULL checks.
Reviewed-by: default avatarBrendan Higgins <brendanhiggins@google.com>
Reviewed-by: default avatarDaniel Latypov <dlatypov@google.com>
Signed-off-by: default avatarRicardo Ribalda <ribalda@chromium.org>
Signed-off-by: default avatarShuah Khan <skhan@linuxfoundation.org>
parent aa1c0555
......@@ -1218,6 +1218,48 @@ do { \
fmt, \
##__VA_ARGS__)
/**
* KUNIT_EXPECT_NULL() - Expects that @ptr is null.
* @test: The test context object.
* @ptr: an arbitrary pointer.
*
* Sets an expectation that the value that @ptr evaluates to is null. This is
* semantically equivalent to KUNIT_EXPECT_PTR_EQ(@test, ptr, NULL).
* See KUNIT_EXPECT_TRUE() for more information.
*/
#define KUNIT_EXPECT_NULL(test, ptr) \
KUNIT_EXPECT_NULL_MSG(test, \
ptr, \
NULL)
#define KUNIT_EXPECT_NULL_MSG(test, ptr, fmt, ...) \
KUNIT_BINARY_PTR_ASSERTION(test, \
KUNIT_EXPECTATION, \
ptr, ==, NULL, \
fmt, \
##__VA_ARGS__)
/**
* KUNIT_EXPECT_NOT_NULL() - Expects that @ptr is not null.
* @test: The test context object.
* @ptr: an arbitrary pointer.
*
* Sets an expectation that the value that @ptr evaluates to is not null. This
* is semantically equivalent to KUNIT_EXPECT_PTR_NE(@test, ptr, NULL).
* See KUNIT_EXPECT_TRUE() for more information.
*/
#define KUNIT_EXPECT_NOT_NULL(test, ptr) \
KUNIT_EXPECT_NOT_NULL_MSG(test, \
ptr, \
NULL)
#define KUNIT_EXPECT_NOT_NULL_MSG(test, ptr, fmt, ...) \
KUNIT_BINARY_PTR_ASSERTION(test, \
KUNIT_EXPECTATION, \
ptr, !=, NULL, \
fmt, \
##__VA_ARGS__)
/**
* KUNIT_EXPECT_NOT_ERR_OR_NULL() - Expects that @ptr is not null and not err.
* @test: The test context object.
......@@ -1485,6 +1527,48 @@ do { \
fmt, \
##__VA_ARGS__)
/**
* KUNIT_ASSERT_NULL() - Asserts that pointers @ptr is null.
* @test: The test context object.
* @ptr: an arbitrary pointer.
*
* Sets an assertion that the values that @ptr evaluates to is null. This is
* the same as KUNIT_EXPECT_NULL(), except it causes an assertion
* failure (see KUNIT_ASSERT_TRUE()) when the assertion is not met.
*/
#define KUNIT_ASSERT_NULL(test, ptr) \
KUNIT_ASSERT_NULL_MSG(test, \
ptr, \
NULL)
#define KUNIT_ASSERT_NULL_MSG(test, ptr, fmt, ...) \
KUNIT_BINARY_PTR_ASSERTION(test, \
KUNIT_ASSERTION, \
ptr, ==, NULL, \
fmt, \
##__VA_ARGS__)
/**
* KUNIT_ASSERT_NOT_NULL() - Asserts that pointers @ptr is not null.
* @test: The test context object.
* @ptr: an arbitrary pointer.
*
* Sets an assertion that the values that @ptr evaluates to is not null. This
* is the same as KUNIT_EXPECT_NOT_NULL(), except it causes an assertion
* failure (see KUNIT_ASSERT_TRUE()) when the assertion is not met.
*/
#define KUNIT_ASSERT_NOT_NULL(test, ptr) \
KUNIT_ASSERT_NOT_NULL_MSG(test, \
ptr, \
NULL)
#define KUNIT_ASSERT_NOT_NULL_MSG(test, ptr, fmt, ...) \
KUNIT_BINARY_PTR_ASSERTION(test, \
KUNIT_ASSERTION, \
ptr, !=, NULL, \
fmt, \
##__VA_ARGS__)
/**
* KUNIT_ASSERT_NOT_ERR_OR_NULL() - Assertion that @ptr is not null and not err.
* @test: The test context object.
......
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