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Message-Id: <20190514054251.186196-6-brendanhiggins@google.com>
Date: Mon, 13 May 2019 22:42:38 -0700
From: Brendan Higgins <brendanhiggins@...gle.com>
To: frowand.list@...il.com, gregkh@...uxfoundation.org,
keescook@...gle.com, kieran.bingham@...asonboard.com,
mcgrof@...nel.org, robh@...nel.org, sboyd@...nel.org,
shuah@...nel.org, tytso@....edu, yamada.masahiro@...ionext.com
Cc: devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org,
kunit-dev@...glegroups.com, linux-doc@...r.kernel.org,
linux-fsdevel@...r.kernel.org, linux-kbuild@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
linux-nvdimm@...ts.01.org, linux-um@...ts.infradead.org,
Alexander.Levin@...rosoft.com, Tim.Bird@...y.com,
amir73il@...il.com, dan.carpenter@...cle.com,
dan.j.williams@...el.com, daniel@...ll.ch, jdike@...toit.com,
joel@....id.au, julia.lawall@...6.fr, khilman@...libre.com,
knut.omang@...cle.com, logang@...tatee.com, mpe@...erman.id.au,
pmladek@...e.com, rdunlap@...radead.org, richard@....at,
rientjes@...gle.com, rostedt@...dmis.org, wfg@...ux.intel.com,
Brendan Higgins <brendanhiggins@...gle.com>
Subject: [PATCH v3 05/18] kunit: test: add the concept of expectations
Add support for expectations, which allow properties to be specified and
then verified in tests.
Signed-off-by: Brendan Higgins <brendanhiggins@...gle.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Reviewed-by: Logan Gunthorpe <logang@...tatee.com>
---
Changes Since Last Revision:
- Added EXPECT macros for pointer comparison to address issue pointed
out by kbuild bot.
---
include/kunit/test.h | 518 +++++++++++++++++++++++++++++++++++++++++++
kunit/test.c | 66 ++++++
2 files changed, 584 insertions(+)
diff --git a/include/kunit/test.h b/include/kunit/test.h
index 4bc839884a83c..86187ba069a5d 100644
--- a/include/kunit/test.h
+++ b/include/kunit/test.h
@@ -271,4 +271,522 @@ void __printf(3, 4) kunit_printk(const char *level,
#define kunit_err(test, fmt, ...) \
kunit_printk(KERN_ERR, test, fmt, ##__VA_ARGS__)
+static inline struct kunit_stream *kunit_expect_start(struct kunit *test,
+ const char *file,
+ const char *line)
+{
+ struct kunit_stream *stream = kunit_new_stream(test);
+
+ kunit_stream_add(stream, "EXPECTATION FAILED at %s:%s\n\t", file, line);
+
+ return stream;
+}
+
+static inline void kunit_expect_end(struct kunit *test,
+ bool success,
+ struct kunit_stream *stream)
+{
+ if (!success)
+ kunit_fail(test, stream);
+ else
+ kunit_stream_clear(stream);
+}
+
+#define KUNIT_EXPECT_START(test) \
+ kunit_expect_start(test, __FILE__, __stringify(__LINE__))
+
+#define KUNIT_EXPECT_END(test, success, stream) \
+ kunit_expect_end(test, success, stream)
+
+#define KUNIT_EXPECT_MSG(test, success, message, fmt, ...) do { \
+ struct kunit_stream *__stream = KUNIT_EXPECT_START(test); \
+ \
+ kunit_stream_add(__stream, message); \
+ kunit_stream_add(__stream, fmt, ##__VA_ARGS__); \
+ KUNIT_EXPECT_END(test, success, __stream); \
+} while (0)
+
+#define KUNIT_EXPECT(test, success, message) do { \
+ struct kunit_stream *__stream = KUNIT_EXPECT_START(test); \
+ \
+ kunit_stream_add(__stream, message); \
+ KUNIT_EXPECT_END(test, success, __stream); \
+} while (0)
+
+/**
+ * KUNIT_SUCCEED() - A no-op expectation. Only exists for code clarity.
+ * @test: The test context object.
+ *
+ * The opposite of KUNIT_FAIL(), it is an expectation that cannot fail. In other
+ * words, it does nothing and only exists for code clarity. See
+ * KUNIT_EXPECT_TRUE() for more information.
+ */
+#define KUNIT_SUCCEED(test) do {} while (0)
+
+/**
+ * KUNIT_FAIL() - Always causes a test to fail when evaluated.
+ * @test: The test context object.
+ * @fmt: an informational message to be printed when the assertion is made.
+ * @...: string format arguments.
+ *
+ * The opposite of KUNIT_SUCCEED(), it is an expectation that always fails. In
+ * other words, it always results in a failed expectation, and consequently
+ * always causes the test case to fail when evaluated. See KUNIT_EXPECT_TRUE()
+ * for more information.
+ */
+#define KUNIT_FAIL(test, fmt, ...) do { \
+ struct kunit_stream *__stream = KUNIT_EXPECT_START(test); \
+ \
+ kunit_stream_add(__stream, fmt, ##__VA_ARGS__); \
+ KUNIT_EXPECT_END(test, false, __stream); \
+} while (0)
+
+/**
+ * KUNIT_EXPECT_TRUE() - Causes a test failure when the expression is not true.
+ * @test: The test context object.
+ * @condition: an arbitrary boolean expression. The test fails when this does
+ * not evaluate to true.
+ *
+ * This and expectations of the form `KUNIT_EXPECT_*` will cause the test case
+ * to fail when the specified condition is not met; however, it will not prevent
+ * the test case from continuing to run; this is otherwise known as an
+ * *expectation failure*.
+ */
+#define KUNIT_EXPECT_TRUE(test, condition) \
+ KUNIT_EXPECT(test, (condition), \
+ "Expected " #condition " is true, but is false.\n")
+
+#define KUNIT_EXPECT_TRUE_MSG(test, condition, fmt, ...) \
+ KUNIT_EXPECT_MSG(test, (condition), \
+ "Expected " #condition " is true, but is false.\n",\
+ fmt, ##__VA_ARGS__)
+
+/**
+ * KUNIT_EXPECT_FALSE() - Makes a test failure when the expression is not false.
+ * @test: The test context object.
+ * @condition: an arbitrary boolean expression. The test fails when this does
+ * not evaluate to false.
+ *
+ * Sets an expectation that @condition evaluates to false. See
+ * KUNIT_EXPECT_TRUE() for more information.
+ */
+#define KUNIT_EXPECT_FALSE(test, condition) \
+ KUNIT_EXPECT(test, !(condition), \
+ "Expected " #condition " is false, but is true.")
+
+#define KUNIT_EXPECT_FALSE_MSG(test, condition, fmt, ...) \
+ KUNIT_EXPECT_MSG(test, !(condition), \
+ "Expected " #condition " is false, but is true.\n",\
+ fmt, ##__VA_ARGS__)
+
+void kunit_expect_binary_msg(struct kunit *test,
+ long long left, const char *left_name,
+ long long right, const char *right_name,
+ bool compare_result,
+ const char *compare_name,
+ const char *file,
+ const char *line,
+ const char *fmt, ...);
+
+static inline void kunit_expect_binary(struct kunit *test,
+ long long left, const char *left_name,
+ long long right, const char *right_name,
+ bool compare_result,
+ const char *compare_name,
+ const char *file,
+ const char *line)
+{
+ kunit_expect_binary_msg(test,
+ left, left_name,
+ right, right_name,
+ compare_result,
+ compare_name,
+ file,
+ line,
+ NULL);
+}
+
+void kunit_expect_ptr_binary_msg(struct kunit *test,
+ void *left, const char *left_name,
+ void *right, const char *right_name,
+ bool compare_result,
+ const char *compare_name,
+ const char *file,
+ const char *line,
+ const char *fmt, ...);
+
+static inline void kunit_expect_ptr_binary(struct kunit *test,
+ void *left, const char *left_name,
+ void *right, const char *right_name,
+ bool compare_result,
+ const char *compare_name,
+ const char *file,
+ const char *line)
+{
+ kunit_expect_ptr_binary_msg(test,
+ left, left_name,
+ right, right_name,
+ compare_result,
+ compare_name,
+ file,
+ line,
+ NULL);
+}
+
+/*
+ * A factory macro for defining the expectations for the basic comparisons
+ * defined for the built in types.
+ *
+ * Unfortunately, there is no common type that all types can be promoted to for
+ * which all the binary operators behave the same way as for the actual types
+ * (for example, there is no type that long long and unsigned long long can
+ * both be cast to where the comparison result is preserved for all values). So
+ * the best we can do is do the comparison in the original types and then coerce
+ * everything to long long for printing; this way, the comparison behaves
+ * correctly and the printed out value usually makes sense without
+ * interpretation, but can always be interpretted to figure out the actual
+ * value.
+ */
+#define KUNIT_EXPECT_BINARY(test, left, condition, right) do { \
+ typeof(left) __left = (left); \
+ typeof(right) __right = (right); \
+ kunit_expect_binary(test, \
+ (long long) __left, #left, \
+ (long long) __right, #right, \
+ __left condition __right, #condition, \
+ __FILE__, __stringify(__LINE__)); \
+} while (0)
+
+#define KUNIT_EXPECT_BINARY_MSG(test, left, condition, right, fmt, ...) do { \
+ typeof(left) __left = (left); \
+ typeof(right) __right = (right); \
+ kunit_expect_binary_msg(test, \
+ (long long) __left, #left, \
+ (long long) __right, #right, \
+ __left condition __right, #condition, \
+ __FILE__, __stringify(__LINE__), \
+ fmt, ##__VA_ARGS__); \
+} while (0)
+
+/*
+ * Just like KUNIT_EXPECT_BINARY, but for comparing pointer types.
+ */
+#define KUNIT_EXPECT_PTR_BINARY(test, left, condition, right) do { \
+ typeof(left) __left = (left); \
+ typeof(right) __right = (right); \
+ kunit_expect_ptr_binary(test, \
+ (void *) __left, #left, \
+ (void *) __right, #right, \
+ __left condition __right, #condition, \
+ __FILE__, __stringify(__LINE__)); \
+} while (0)
+
+#define KUNIT_EXPECT_PTR_BINARY_MSG(test, \
+ left, \
+ condition, \
+ right, \
+ fmt, \
+ ...) do { \
+ typeof(left) __left = (left); \
+ typeof(right) __right = (right); \
+ kunit_expect_ptr_binary_msg(test, \
+ (void *) __left, #left, \
+ (void *) __right, #right, \
+ __left condition __right, #condition, \
+ __FILE__, __stringify(__LINE__), \
+ fmt, ##__VA_ARGS__); \
+} while (0)
+
+/**
+ * KUNIT_EXPECT_EQ() - Sets an expectation that @left and @right are equal.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a primitive C type.
+ * @right: an arbitrary expression that evaluates to a primitive C type.
+ *
+ * Sets an expectation that the values that @left and @right evaluate to are
+ * equal. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, (@left) == (@right)). See KUNIT_EXPECT_TRUE() for
+ * more information.
+ */
+#define KUNIT_EXPECT_EQ(test, left, right) \
+ KUNIT_EXPECT_BINARY(test, left, ==, right)
+
+#define KUNIT_EXPECT_EQ_MSG(test, left, right, fmt, ...) \
+ KUNIT_EXPECT_BINARY_MSG(test, \
+ left, \
+ ==, \
+ right, \
+ fmt, \
+ ##__VA_ARGS__)
+
+/**
+ * KUNIT_EXPECT_PTR_EQ() - Expects that pointers @left and @right are equal.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a pointer.
+ * @right: an arbitrary expression that evaluates to a pointer.
+ *
+ * Sets an expectation that the values that @left and @right evaluate to are
+ * equal. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, (@left) == (@right)). See KUNIT_EXPECT_TRUE() for
+ * more information.
+ */
+#define KUNIT_EXPECT_PTR_EQ(test, left, right) \
+ KUNIT_EXPECT_PTR_BINARY(test, left, ==, right)
+
+#define KUNIT_EXPECT_PTR_EQ_MSG(test, left, right, fmt, ...) \
+ KUNIT_EXPECT_PTR_BINARY_MSG(test, \
+ left, \
+ ==, \
+ right, \
+ fmt, \
+ ##__VA_ARGS__)
+
+/**
+ * KUNIT_EXPECT_NE() - An expectation that @left and @right are not equal.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a primitive C type.
+ * @right: an arbitrary expression that evaluates to a primitive C type.
+ *
+ * Sets an expectation that the values that @left and @right evaluate to are not
+ * equal. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, (@left) != (@right)). See KUNIT_EXPECT_TRUE() for
+ * more information.
+ */
+#define KUNIT_EXPECT_NE(test, left, right) \
+ KUNIT_EXPECT_BINARY(test, left, !=, right)
+
+#define KUNIT_EXPECT_NE_MSG(test, left, right, fmt, ...) \
+ KUNIT_EXPECT_BINARY_MSG(test, \
+ left, \
+ !=, \
+ right, \
+ fmt, \
+ ##__VA_ARGS__)
+
+/**
+ * KUNIT_EXPECT_PTR_NE() - Expects that pointers @left and @right are not equal.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a pointer.
+ * @right: an arbitrary expression that evaluates to a pointer.
+ *
+ * Sets an expectation that the values that @left and @right evaluate to are not
+ * equal. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, (@left) != (@right)). See KUNIT_EXPECT_TRUE() for
+ * more information.
+ */
+#define KUNIT_EXPECT_PTR_NE(test, left, right) \
+ KUNIT_EXPECT_PTR_BINARY(test, left, !=, right)
+
+#define KUNIT_EXPECT_PTR_NE_MSG(test, left, right, fmt, ...) \
+ KUNIT_EXPECT_PTR_BINARY_MSG(test, \
+ left, \
+ !=, \
+ right, \
+ fmt, \
+ ##__VA_ARGS__)
+
+/**
+ * KUNIT_EXPECT_LT() - An expectation that @left is less than @right.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a primitive C type.
+ * @right: an arbitrary expression that evaluates to a primitive C type.
+ *
+ * Sets an expectation that the value that @left evaluates to is less than the
+ * value that @right evaluates to. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, (@left) < (@right)). See KUNIT_EXPECT_TRUE() for
+ * more information.
+ */
+#define KUNIT_EXPECT_LT(test, left, right) \
+ KUNIT_EXPECT_BINARY(test, left, <, right)
+
+#define KUNIT_EXPECT_LT_MSG(test, left, right, fmt, ...) \
+ KUNIT_EXPECT_BINARY_MSG(test, \
+ left, \
+ <, \
+ right, \
+ fmt, \
+ ##__VA_ARGS__)
+
+/**
+ * KUNIT_EXPECT_LE() - Expects that @left is less than or equal to @right.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a primitive C type.
+ * @right: an arbitrary expression that evaluates to a primitive C type.
+ *
+ * Sets an expectation that the value that @left evaluates to is less than or
+ * equal to the value that @right evaluates to. Semantically this is equivalent
+ * to KUNIT_EXPECT_TRUE(@test, (@left) <= (@right)). See KUNIT_EXPECT_TRUE() for
+ * more information.
+ */
+#define KUNIT_EXPECT_LE(test, left, right) \
+ KUNIT_EXPECT_BINARY(test, left, <=, right)
+
+#define KUNIT_EXPECT_LE_MSG(test, left, right, fmt, ...) \
+ KUNIT_EXPECT_BINARY_MSG(test, \
+ left, \
+ <=, \
+ right, \
+ fmt, \
+ ##__VA_ARGS__)
+
+/**
+ * KUNIT_EXPECT_GT() - An expectation that @left is greater than @right.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a primitive C type.
+ * @right: an arbitrary expression that evaluates to a primitive C type.
+ *
+ * Sets an expectation that the value that @left evaluates to is greater than
+ * the value that @right evaluates to. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, (@left) > (@right)). See KUNIT_EXPECT_TRUE() for
+ * more information.
+ */
+#define KUNIT_EXPECT_GT(test, left, right) \
+ KUNIT_EXPECT_BINARY(test, left, >, right)
+
+#define KUNIT_EXPECT_GT_MSG(test, left, right, fmt, ...) \
+ KUNIT_EXPECT_BINARY_MSG(test, \
+ left, \
+ >, \
+ right, \
+ fmt, \
+ ##__VA_ARGS__)
+
+/**
+ * KUNIT_EXPECT_GE() - Expects that @left is greater than or equal to @right.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a primitive C type.
+ * @right: an arbitrary expression that evaluates to a primitive C type.
+ *
+ * Sets an expectation that the value that @left evaluates to is greater than
+ * the value that @right evaluates to. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, (@left) >= (@right)). See KUNIT_EXPECT_TRUE() for
+ * more information.
+ */
+#define KUNIT_EXPECT_GE(test, left, right) \
+ KUNIT_EXPECT_BINARY(test, left, >=, right)
+
+#define KUNIT_EXPECT_GE_MSG(test, left, right, fmt, ...) \
+ KUNIT_EXPECT_BINARY_MSG(test, \
+ left, \
+ >=, \
+ right, \
+ fmt, \
+ ##__VA_ARGS__)
+
+/**
+ * KUNIT_EXPECT_STREQ() - Expects that strings @left and @right are equal.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a null terminated string.
+ * @right: an arbitrary expression that evaluates to a null terminated string.
+ *
+ * Sets an expectation that the values that @left and @right evaluate to are
+ * equal. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, !strcmp((@left), (@right))). See KUNIT_EXPECT_TRUE()
+ * for more information.
+ */
+#define KUNIT_EXPECT_STREQ(test, left, right) do { \
+ struct kunit_stream *__stream = KUNIT_EXPECT_START(test); \
+ typeof(left) __left = (left); \
+ typeof(right) __right = (right); \
+ \
+ kunit_stream_add(__stream, "Expected " #left " == " #right ", but\n"); \
+ kunit_stream_add(__stream, "\t\t%s == %s\n", #left, __left); \
+ kunit_stream_add(__stream, "\t\t%s == %s\n", #right, __right); \
+ \
+ KUNIT_EXPECT_END(test, !strcmp(left, right), __stream); \
+} while (0)
+
+#define KUNIT_EXPECT_STREQ_MSG(test, left, right, fmt, ...) do { \
+ struct kunit_stream *__stream = KUNIT_EXPECT_START(test); \
+ typeof(left) __left = (left); \
+ typeof(right) __right = (right); \
+ \
+ kunit_stream_add(__stream, "Expected " #left " == " #right ", but\n"); \
+ kunit_stream_add(__stream, "\t\t%s == %s\n", #left, __left); \
+ kunit_stream_add(__stream, "\t\t%s == %s\n", #right, __right); \
+ kunit_stream_add(__stream, fmt, ##__VA_ARGS__); \
+ \
+ KUNIT_EXPECT_END(test, !strcmp(left, right), __stream); \
+} while (0)
+
+/**
+ * KUNIT_EXPECT_STRNEQ() - Expects that strings @left and @right are not equal.
+ * @test: The test context object.
+ * @left: an arbitrary expression that evaluates to a null terminated string.
+ * @right: an arbitrary expression that evaluates to a null terminated string.
+ *
+ * Sets an expectation that the values that @left and @right evaluate to are
+ * not equal. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, strcmp((@left), (@right))). See KUNIT_EXPECT_TRUE()
+ * for more information.
+ */
+#define KUNIT_EXPECT_STRNEQ(test, left, right) do { \
+ struct kunit_stream *__stream = KUNIT_EXPECT_START(test); \
+ typeof(left) __left = (left); \
+ typeof(right) __right = (right); \
+ \
+ kunit_stream_add(__stream, "Expected " #left " != " #right ", but\n"); \
+ kunit_stream_add(__stream, "\t\t%s == %s\n", #left, __left); \
+ kunit_stream_add(__stream, "\t\t%s == %s\n", #right, __right); \
+ \
+ KUNIT_EXPECT_END(test, strcmp(left, right), __stream); \
+} while (0)
+
+#define KUNIT_EXPECT_STRNEQ_MSG(test, left, right, fmt, ...) do { \
+ struct kunit_stream *__stream = KUNIT_EXPECT_START(test); \
+ typeof(left) __left = (left); \
+ typeof(right) __right = (right); \
+ \
+ kunit_stream_add(__stream, "Expected " #left " != " #right ", but\n"); \
+ kunit_stream_add(__stream, "\t\t%s == %s\n", #left, __left); \
+ kunit_stream_add(__stream, "\t\t%s == %s\n", #right, __right); \
+ kunit_stream_add(__stream, fmt, ##__VA_ARGS__); \
+ \
+ KUNIT_EXPECT_END(test, strcmp(left, right), __stream); \
+} while (0)
+
+/**
+ * KUNIT_EXPECT_NOT_ERR_OR_NULL() - Expects that @ptr is not null and not err.
+ * @test: The test context object.
+ * @ptr: an arbitrary pointer.
+ *
+ * Sets an expectation that the value that @ptr evaluates to is not null and not
+ * an errno stored in a pointer. This is semantically equivalent to
+ * KUNIT_EXPECT_TRUE(@test, !IS_ERR_OR_NULL(@ptr)). See KUNIT_EXPECT_TRUE() for
+ * more information.
+ */
+#define KUNIT_EXPECT_NOT_ERR_OR_NULL(test, ptr) do { \
+ struct kunit_stream *__stream = KUNIT_EXPECT_START(test); \
+ typeof(ptr) __ptr = (ptr); \
+ \
+ if (!__ptr) \
+ kunit_stream_add(__stream, \
+ "Expected " #ptr " is not null, but is."); \
+ if (IS_ERR(__ptr)) \
+ kunit_stream_add(__stream, \
+ "Expected " #ptr " is not error, but is: %ld", \
+ PTR_ERR(__ptr)); \
+ \
+ KUNIT_EXPECT_END(test, !IS_ERR_OR_NULL(__ptr), __stream); \
+} while (0)
+
+#define KUNIT_EXPECT_NOT_ERR_OR_NULL_MSG(test, ptr, fmt, ...) do { \
+ struct kunit_stream *__stream = KUNIT_EXPECT_START(test); \
+ typeof(ptr) __ptr = (ptr); \
+ \
+ if (!__ptr) { \
+ kunit_stream_add(__stream, \
+ "Expected " #ptr " is not null, but is."); \
+ kunit_stream_add(__stream, fmt, ##__VA_ARGS__); \
+ } \
+ if (IS_ERR(__ptr)) { \
+ kunit_stream_add(__stream, \
+ "Expected " #ptr " is not error, but is: %ld", \
+ PTR_ERR(__ptr)); \
+ \
+ kunit_stream_add(__stream, fmt, ##__VA_ARGS__); \
+ } \
+ KUNIT_EXPECT_END(test, !IS_ERR_OR_NULL(__ptr), __stream); \
+} while (0)
+
#endif /* _KUNIT_TEST_H */
diff --git a/kunit/test.c b/kunit/test.c
index 0bb6f53a7f87e..e0727afb5d8a9 100644
--- a/kunit/test.c
+++ b/kunit/test.c
@@ -329,3 +329,69 @@ void kunit_printk(const char *level,
va_end(args);
}
+
+void kunit_expect_binary_msg(struct kunit *test,
+ long long left, const char *left_name,
+ long long right, const char *right_name,
+ bool compare_result,
+ const char *compare_name,
+ const char *file,
+ const char *line,
+ const char *fmt, ...)
+{
+ struct kunit_stream *stream = kunit_expect_start(test, file, line);
+ struct va_format vaf;
+ va_list args;
+
+ kunit_stream_add(stream,
+ "Expected %s %s %s, but\n",
+ left_name, compare_name, right_name);
+ kunit_stream_add(stream, "\t\t%s == %lld\n", left_name, left);
+ kunit_stream_add(stream, "\t\t%s == %lld", right_name, right);
+
+ if (fmt) {
+ va_start(args, fmt);
+
+ vaf.fmt = fmt;
+ vaf.va = &args;
+
+ kunit_stream_add(stream, "\n%pV", &vaf);
+
+ va_end(args);
+ }
+
+ kunit_expect_end(test, compare_result, stream);
+}
+
+void kunit_expect_ptr_binary_msg(struct kunit *test,
+ void *left, const char *left_name,
+ void *right, const char *right_name,
+ bool compare_result,
+ const char *compare_name,
+ const char *file,
+ const char *line,
+ const char *fmt, ...)
+{
+ struct kunit_stream *stream = kunit_expect_start(test, file, line);
+ struct va_format vaf;
+ va_list args;
+
+ kunit_stream_add(stream,
+ "Expected %s %s %s, but\n",
+ left_name, compare_name, right_name);
+ kunit_stream_add(stream, "\t\t%s == %pK\n", left_name, left);
+ kunit_stream_add(stream, "\t\t%s == %pK", right_name, right);
+
+ if (fmt) {
+ va_start(args, fmt);
+
+ vaf.fmt = fmt;
+ vaf.va = &args;
+
+ kunit_stream_add(stream, "\n%pV", &vaf);
+
+ va_end(args);
+ }
+
+ kunit_expect_end(test, compare_result, stream);
+}
--
2.21.0.1020.gf2820cf01a-goog
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