[PATCH 4/5] kunit: decrease macro layering for integer asserts

From: Daniel Latypov
Date: Tue Jan 18 2022 - 17:35:44 EST


Introduce a KUNIT_BINARY_INT_ASSERTION for the likes of KUNIT_EXPECT_LT.
This is analagous to KUNIT_BINARY_STR_ASSERTION.

Note: this patch leaves the EQ/NE macros untouched since those share
some intermediate macros for the pointer-based macros.

The current macro chain looks like:
KUNIT_EXPECT_LT_MSG => KUNIT_BASE_LT_MSG_ASSERTION => KUNIT_BASE_BINARY_ASSERTION
KUNIT_EXPECT_GT_MSG => KUNIT_BASE_GT_MSG_ASSERTION => KUNIT_BASE_BINARY_ASSERTION
<ditto for LE, GE, and ASSERT variants>

After this change:
KUNIT_EXPECT_LT_MSG => KUNIT_BINARY_INT_ASSERTION => KUNIT_BASE_BINARY_ASSERTION
KUNIT_EXPECT_GT_MSG => KUNIT_BINARY_INT_ASSERTION => KUNIT_BASE_BINARY_ASSERTION

I.e. we've traded all the unique intermediary macros for a single shared
KUNIT_BINARY_INT_ASSERTION. The only difference is that users of
KUNIT_BINARY_INT_ASSERTION also need to pass the operation (==, <, etc.).

Signed-off-by: Daniel Latypov <dlatypov@xxxxxxxxxx>
---
include/kunit/test.h | 199 +++++++++++--------------------------------
1 file changed, 51 insertions(+), 148 deletions(-)

diff --git a/include/kunit/test.h b/include/kunit/test.h
index d5dc1ef68bfe..48cf520b69ce 100644
--- a/include/kunit/test.h
+++ b/include/kunit/test.h
@@ -920,77 +920,28 @@ do { \
fmt, \
##__VA_ARGS__)

-#define KUNIT_BASE_LT_MSG_ASSERTION(test, \
- assert_class, \
- ASSERT_CLASS_INIT, \
- assert_type, \
- left, \
- right, \
- fmt, \
- ...) \
- KUNIT_BASE_BINARY_ASSERTION(test, \
- assert_class, \
- ASSERT_CLASS_INIT, \
- assert_type, \
- left, <, right, \
- fmt, \
- ##__VA_ARGS__)
-
-#define KUNIT_BASE_LE_MSG_ASSERTION(test, \
- assert_class, \
- ASSERT_CLASS_INIT, \
- assert_type, \
- left, \
- right, \
- fmt, \
- ...) \
- KUNIT_BASE_BINARY_ASSERTION(test, \
- assert_class, \
- ASSERT_CLASS_INIT, \
- assert_type, \
- left, <=, right, \
- fmt, \
- ##__VA_ARGS__)
-
-#define KUNIT_BASE_GT_MSG_ASSERTION(test, \
- assert_class, \
- ASSERT_CLASS_INIT, \
+#define KUNIT_BINARY_EQ_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
+ KUNIT_BASE_EQ_MSG_ASSERTION(test, \
+ kunit_binary_assert, \
+ KUNIT_INIT_BINARY_ASSERT_STRUCT, \
assert_type, \
left, \
right, \
fmt, \
- ...) \
- KUNIT_BASE_BINARY_ASSERTION(test, \
- assert_class, \
- ASSERT_CLASS_INIT, \
- assert_type, \
- left, >, right, \
- fmt, \
##__VA_ARGS__)

-#define KUNIT_BASE_GE_MSG_ASSERTION(test, \
- assert_class, \
- ASSERT_CLASS_INIT, \
- assert_type, \
- left, \
- right, \
- fmt, \
+#define KUNIT_BINARY_INT_ASSERTION(test, \
+ assert_type, \
+ left, \
+ op, \
+ right, \
+ fmt, \
...) \
KUNIT_BASE_BINARY_ASSERTION(test, \
- assert_class, \
- ASSERT_CLASS_INIT, \
- assert_type, \
- left, >=, right, \
- fmt, \
- ##__VA_ARGS__)
-
-#define KUNIT_BINARY_EQ_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
- KUNIT_BASE_EQ_MSG_ASSERTION(test, \
kunit_binary_assert, \
KUNIT_INIT_BINARY_ASSERT_STRUCT, \
assert_type, \
- left, \
- right, \
+ left, op, right, \
fmt, \
##__VA_ARGS__)

@@ -1034,46 +985,6 @@ do { \
fmt, \
##__VA_ARGS__)

-#define KUNIT_BINARY_LT_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
- KUNIT_BASE_LT_MSG_ASSERTION(test, \
- kunit_binary_assert, \
- KUNIT_INIT_BINARY_ASSERT_STRUCT, \
- assert_type, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
-
-#define KUNIT_BINARY_LE_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
- KUNIT_BASE_LE_MSG_ASSERTION(test, \
- kunit_binary_assert, \
- KUNIT_INIT_BINARY_ASSERT_STRUCT, \
- assert_type, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
-
-#define KUNIT_BINARY_GT_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
- KUNIT_BASE_GT_MSG_ASSERTION(test, \
- kunit_binary_assert, \
- KUNIT_INIT_BINARY_ASSERT_STRUCT, \
- assert_type, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
-
-#define KUNIT_BINARY_GE_MSG_ASSERTION(test, assert_type, left, right, fmt, ...)\
- KUNIT_BASE_GE_MSG_ASSERTION(test, \
- kunit_binary_assert, \
- KUNIT_INIT_BINARY_ASSERT_STRUCT, \
- assert_type, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
-
#define KUNIT_BINARY_STR_ASSERTION(test, \
assert_type, \
left, \
@@ -1259,12 +1170,11 @@ do { \
KUNIT_EXPECT_LT_MSG(test, left, right, NULL)

#define KUNIT_EXPECT_LT_MSG(test, left, right, fmt, ...) \
- KUNIT_BINARY_LT_MSG_ASSERTION(test, \
- KUNIT_EXPECTATION, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
+ KUNIT_BINARY_INT_ASSERTION(test, \
+ KUNIT_EXPECTATION, \
+ left, <, right, \
+ fmt, \
+ ##__VA_ARGS__)

/**
* KUNIT_EXPECT_LE() - Expects that @left is less than or equal to @right.
@@ -1281,12 +1191,11 @@ do { \
KUNIT_EXPECT_LE_MSG(test, left, right, NULL)

#define KUNIT_EXPECT_LE_MSG(test, left, right, fmt, ...) \
- KUNIT_BINARY_LE_MSG_ASSERTION(test, \
- KUNIT_EXPECTATION, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
+ KUNIT_BINARY_INT_ASSERTION(test, \
+ KUNIT_ASSERTION, \
+ left, <=, right, \
+ fmt, \
+ ##__VA_ARGS__)

/**
* KUNIT_EXPECT_GT() - An expectation that @left is greater than @right.
@@ -1303,12 +1212,11 @@ do { \
KUNIT_EXPECT_GT_MSG(test, left, right, NULL)

#define KUNIT_EXPECT_GT_MSG(test, left, right, fmt, ...) \
- KUNIT_BINARY_GT_MSG_ASSERTION(test, \
- KUNIT_EXPECTATION, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
+ KUNIT_BINARY_INT_ASSERTION(test, \
+ KUNIT_EXPECTATION, \
+ left, >, right, \
+ fmt, \
+ ##__VA_ARGS__)

/**
* KUNIT_EXPECT_GE() - Expects that @left is greater than or equal to @right.
@@ -1325,12 +1233,11 @@ do { \
KUNIT_EXPECT_GE_MSG(test, left, right, NULL)

#define KUNIT_EXPECT_GE_MSG(test, left, right, fmt, ...) \
- KUNIT_BINARY_GE_MSG_ASSERTION(test, \
- KUNIT_EXPECTATION, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
+ KUNIT_BINARY_INT_ASSERTION(test, \
+ KUNIT_EXPECTATION, \
+ left, >=, right, \
+ fmt, \
+ ##__VA_ARGS__)

/**
* KUNIT_EXPECT_STREQ() - Expects that strings @left and @right are equal.
@@ -1536,12 +1443,11 @@ do { \
KUNIT_ASSERT_LT_MSG(test, left, right, NULL)

#define KUNIT_ASSERT_LT_MSG(test, left, right, fmt, ...) \
- KUNIT_BINARY_LT_MSG_ASSERTION(test, \
- KUNIT_ASSERTION, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
+ KUNIT_BINARY_INT_ASSERTION(test, \
+ KUNIT_EXPECTATION, \
+ left, <, right, \
+ fmt, \
+ ##__VA_ARGS__)
/**
* KUNIT_ASSERT_LE() - An assertion that @left is less than or equal to @right.
* @test: The test context object.
@@ -1557,12 +1463,11 @@ do { \
KUNIT_ASSERT_LE_MSG(test, left, right, NULL)

#define KUNIT_ASSERT_LE_MSG(test, left, right, fmt, ...) \
- KUNIT_BINARY_LE_MSG_ASSERTION(test, \
- KUNIT_ASSERTION, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
+ KUNIT_BINARY_INT_ASSERTION(test, \
+ KUNIT_ASSERTION, \
+ left, <=, right, \
+ fmt, \
+ ##__VA_ARGS__)

/**
* KUNIT_ASSERT_GT() - An assertion that @left is greater than @right.
@@ -1579,12 +1484,11 @@ do { \
KUNIT_ASSERT_GT_MSG(test, left, right, NULL)

#define KUNIT_ASSERT_GT_MSG(test, left, right, fmt, ...) \
- KUNIT_BINARY_GT_MSG_ASSERTION(test, \
- KUNIT_ASSERTION, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
+ KUNIT_BINARY_INT_ASSERTION(test, \
+ KUNIT_EXPECTATION, \
+ left, >, right, \
+ fmt, \
+ ##__VA_ARGS__)

/**
* KUNIT_ASSERT_GE() - Assertion that @left is greater than or equal to @right.
@@ -1601,12 +1505,11 @@ do { \
KUNIT_ASSERT_GE_MSG(test, left, right, NULL)

#define KUNIT_ASSERT_GE_MSG(test, left, right, fmt, ...) \
- KUNIT_BINARY_GE_MSG_ASSERTION(test, \
- KUNIT_ASSERTION, \
- left, \
- right, \
- fmt, \
- ##__VA_ARGS__)
+ KUNIT_BINARY_INT_ASSERTION(test, \
+ KUNIT_ASSERTION, \
+ left, >=, right, \
+ fmt, \
+ ##__VA_ARGS__)

/**
* KUNIT_ASSERT_STREQ() - An assertion that strings @left and @right are equal.
--
2.34.1.703.g22d0c6ccf7-goog