linux-kernel - [PATCH 1/2] kunit: tool: Add test for nested test result reporting

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Message-Id: <20251230-kunit-nested-failure-v1-1-98cfbeb87823@linutronix.de>
Date: Tue, 30 Dec 2025 13:26:35 +0100
From: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
To: Brendan Higgins <brendan.higgins@...ux.dev>, 
 David Gow <davidgow@...gle.com>, Rae Moar <raemoar63@...il.com>
Cc: linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org, 
 kunit-dev@...glegroups.com, 
 Thomas Weißschuh <thomas.weissschuh@...utronix.de>, 
 Rae Moar <raemoar63@...il.com>
Subject: [PATCH 1/2] kunit: tool: Add test for nested test result reporting

Currently there is a lack of tests validating the result reporting from
nested tests. Add one, it will also be used to validate upcoming changes
to the nested test parsing.

Signed-off-by: Thomas Weißschuh <thomas.weissschuh@...utronix.de>
Reviewed-by: David Gow <davidgow@...gle.com>
Reviewed-by: Rae Moar <rmoar@...gle.com>
---
 tools/testing/kunit/kunit_tool_test.py                         | 10 ++++++++++
 .../kunit/test_data/test_is_test_passed-failure-nested.log     |  7 +++++++
 2 files changed, 17 insertions(+)

diff --git a/tools/testing/kunit/kunit_tool_test.py b/tools/testing/kunit/kunit_tool_test.py
index bbba921e0eac..b74dc05fc2fe 100755
--- a/tools/testing/kunit/kunit_tool_test.py
+++ b/tools/testing/kunit/kunit_tool_test.py
@@ -165,6 +165,16 @@ class KUnitParserTest(unittest.TestCase):
 		self.assertEqual(kunit_parser.TestStatus.FAILURE, result.status)
 		self.assertEqual(result.counts.errors, 0)
 
+	def test_parse_failed_nested_tests_log(self):
+		nested_log = test_data_path('test_is_test_passed-failure-nested.log')
+		with open(nested_log) as file:
+			result = kunit_parser.parse_run_tests(file.readlines(), stdout)
+		self.assertEqual(kunit_parser.TestStatus.FAILURE, result.status)
+		self.assertEqual(result.counts.failed, 2)
+		self.assertEqual(kunit_parser.TestStatus.FAILURE, result.subtests[0].status)
+		self.assertEqual(kunit_parser.TestStatus.FAILURE, result.subtests[1].status)
+		self.assertEqual(kunit_parser.TestStatus.FAILURE, result.subtests[1].subtests[0].status)
+
 	def test_no_header(self):
 		empty_log = test_data_path('test_is_test_passed-no_tests_run_no_header.log')
 		with open(empty_log) as file:
diff --git a/tools/testing/kunit/test_data/test_is_test_passed-failure-nested.log b/tools/testing/kunit/test_data/test_is_test_passed-failure-nested.log
new file mode 100644
index 000000000000..2e528da39ab5
--- /dev/null
+++ b/tools/testing/kunit/test_data/test_is_test_passed-failure-nested.log
@@ -0,0 +1,7 @@
+KTAP version 1
+1..2
+not ok 1 subtest 1
+    KTAP version 1
+    1..1
+        not ok 1 subsubtest 1
+not ok 2 subtest 2

-- 
2.52.0