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Subject[RFC v1 03/12] kunit: test: add concept of post conditions
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From: Brendan Higgins <brendanhiggins@google.com>

Add a way to specify that certain conditions must be met at the end of a
test case.

Signed-off-by: Brendan Higgins <brendanhiggins@google.com>
Signed-off-by: Daniel Latypov <dlatypov@google.com>
---
include/kunit/test.h | 6 ++++++
lib/kunit/test.c | 11 +++++++++++
2 files changed, 17 insertions(+)

diff --git a/include/kunit/test.h b/include/kunit/test.h
index 687782fa44d9..0eb3abb00da4 100644
--- a/include/kunit/test.h
+++ b/include/kunit/test.h
@@ -190,6 +190,11 @@ struct kunit_suite {
char *log;
};

+struct kunit_post_condition {
+ struct list_head node;
+ void (*validate)(struct kunit_post_condition *condition);
+};
+
/**
* struct kunit - represents a running instance of a test.
*
@@ -223,6 +228,7 @@ struct kunit {
* protect it with some type of lock.
*/
struct list_head resources; /* Protected by lock. */
+ struct list_head post_conditions;
};

void kunit_init_test(struct kunit *test, const char *name, char *log);
diff --git a/lib/kunit/test.c b/lib/kunit/test.c
index 670d1cc9c105..4e8c74c89073 100644
--- a/lib/kunit/test.c
+++ b/lib/kunit/test.c
@@ -228,6 +228,7 @@ void kunit_init_test(struct kunit *test, const char *name, char *log)
{
spin_lock_init(&test->lock);
INIT_LIST_HEAD(&test->resources);
+ INIT_LIST_HEAD(&test->post_conditions);
test->name = name;
test->log = log;
if (test->log)
@@ -269,6 +270,16 @@ static void kunit_case_internal_cleanup(struct kunit *test)
static void kunit_run_case_cleanup(struct kunit *test,
struct kunit_suite *suite)
{
+ struct kunit_post_condition *condition, *condition_safe;
+
+ list_for_each_entry_safe(condition,
+ condition_safe,
+ &test->post_conditions,
+ node) {
+ condition->validate(condition);
+ list_del(&condition->node);
+ }
+
if (suite->exit)
suite->exit(test);

--
2.28.0.681.g6f77f65b4e-goog
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