[PATCH v7 kunit-next 2/4] kunit: add log test

From: Alan Maguire
Date: Fri Mar 13 2020 - 10:47:13 EST


the logging test ensures multiple strings logged appear in the
log string associated with the test when CONFIG_KUNIT_DEBUGFS is
enabled.

Signed-off-by: Alan Maguire <alan.maguire@xxxxxxxxxx>
Reviewed-by: Brendan Higgins <brendanhiggins@xxxxxxxxxx>
Reviewed-by: Frank Rowand <frank.rowand@xxxxxxxx>
---
lib/kunit/kunit-test.c | 41 ++++++++++++++++++++++++++++++++++++++++-
1 file changed, 40 insertions(+), 1 deletion(-)

diff --git a/lib/kunit/kunit-test.c b/lib/kunit/kunit-test.c
index aceb5bf..359bc26 100644
--- a/lib/kunit/kunit-test.c
+++ b/lib/kunit/kunit-test.c
@@ -329,6 +329,45 @@ static void kunit_resource_test_exit(struct kunit *test)
.exit = kunit_resource_test_exit,
.test_cases = kunit_resource_test_cases,
};
-kunit_test_suites(&kunit_try_catch_test_suite, &kunit_resource_test_suite);
+
+static void kunit_log_test(struct kunit *test);
+
+static struct kunit_case kunit_log_test_cases[] = {
+ KUNIT_CASE(kunit_log_test),
+ {}
+};
+
+static struct kunit_suite kunit_log_test_suite = {
+ .name = "kunit-log-test",
+ .test_cases = kunit_log_test_cases,
+};
+
+
+static void kunit_log_test(struct kunit *test)
+{
+ struct kunit_suite *suite = &kunit_log_test_suite;
+
+ kunit_log(KERN_INFO, test, "put this in log.");
+ kunit_log(KERN_INFO, test, "this too.");
+ kunit_log(KERN_INFO, suite, "add to suite log.");
+ kunit_log(KERN_INFO, suite, "along with this.");
+
+#ifdef CONFIG_KUNIT_DEBUGFS
+ KUNIT_EXPECT_NOT_ERR_OR_NULL(test,
+ strstr(test->log, "put this in log."));
+ KUNIT_EXPECT_NOT_ERR_OR_NULL(test,
+ strstr(test->log, "this too."));
+ KUNIT_EXPECT_NOT_ERR_OR_NULL(test,
+ strstr(suite->log, "add to suite log."));
+ KUNIT_EXPECT_NOT_ERR_OR_NULL(test,
+ strstr(suite->log, "along with this."));
+#else
+ KUNIT_EXPECT_PTR_EQ(test, test->log, (char *)NULL);
+ KUNIT_EXPECT_PTR_EQ(test, suite->log, (char *)NULL);
+#endif
+}
+
+kunit_test_suites(&kunit_try_catch_test_suite, &kunit_resource_test_suite,
+ &kunit_log_test_suite);

MODULE_LICENSE("GPL v2");
--
1.8.3.1