linux-kernel - [PATCH 2/5] kunit: tool: make --json handling a bit clearer

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Date:   Tue, 18 Jan 2022 11:09:19 -0800
From:   Daniel Latypov <dlatypov@...gle.com>
To:     brendanhiggins@...gle.com, davidgow@...gle.com
Cc:     linux-kernel@...r.kernel.org, kunit-dev@...glegroups.com,
        linux-kselftest@...r.kernel.org, skhan@...uxfoundation.org,
        Daniel Latypov <dlatypov@...gle.com>
Subject: [PATCH 2/5] kunit: tool: make --json handling a bit clearer

Currently kunit_json.get_json_result() will output the JSON-ified test
output to json_path, but iff it's not "stdout".

Instead, move the responsibility entirely over to the one caller.

Signed-off-by: Daniel Latypov <dlatypov@...gle.com>
---
 tools/testing/kunit/kunit.py           | 12 ++++++++----
 tools/testing/kunit/kunit_json.py      | 12 ++----------
 tools/testing/kunit/kunit_tool_test.py |  3 +--
 3 files changed, 11 insertions(+), 16 deletions(-)

diff --git a/tools/testing/kunit/kunit.py b/tools/testing/kunit/kunit.py
index 9274c6355809..bd2f7f088c72 100755
--- a/tools/testing/kunit/kunit.py
+++ b/tools/testing/kunit/kunit.py
@@ -216,13 +216,17 @@ def parse_tests(request: KunitParseRequest, input_data: Iterable[str]) -> Tuple[
 	parse_end = time.time()
 
 	if request.json:
-		json_obj = kunit_json.get_json_result(
+		json_str = kunit_json.get_json_result(
 					test=test_result,
 					def_config='kunit_defconfig',
-					build_dir=request.build_dir,
-					json_path=request.json)
+					build_dir=request.build_dir)
 		if request.json == 'stdout':
-			print(json_obj)
+			print(json_str)
+		else:
+			with open(request.json, 'w') as f:
+				f.write(json_str)
+			kunit_parser.print_with_timestamp("Test results stored in %s" %
+				os.path.abspath(request.json))
 
 	if test_result.status != kunit_parser.TestStatus.SUCCESS:
 		return KunitResult(KunitStatus.TEST_FAILURE, parse_end - parse_start), test_result
diff --git a/tools/testing/kunit/kunit_json.py b/tools/testing/kunit/kunit_json.py
index 6862671709bc..61091878f51e 100644
--- a/tools/testing/kunit/kunit_json.py
+++ b/tools/testing/kunit/kunit_json.py
@@ -51,15 +51,7 @@ def _get_group_json(test: Test, def_config: str,
 	return test_group
 
 def get_json_result(test: Test, def_config: str,
-		build_dir: Optional[str], json_path: str) -> str:
+		build_dir: Optional[str]) -> str:
 	test_group = _get_group_json(test, def_config, build_dir)
 	test_group["name"] = "KUnit Test Group"
-	json_obj = json.dumps(test_group, indent=4)
-	if json_path != 'stdout':
-		with open(json_path, 'w') as result_path:
-			result_path.write(json_obj)
-		root = __file__.split('tools/testing/kunit/')[0]
-		kunit_parser.print_with_timestamp(
-			"Test results stored in %s" %
-			os.path.join(root, result_path.name))
-	return json_obj
+	return json.dumps(test_group, indent=4)
diff --git a/tools/testing/kunit/kunit_tool_test.py b/tools/testing/kunit/kunit_tool_test.py
index 352369dffbd9..f7cbc248a405 100755
--- a/tools/testing/kunit/kunit_tool_test.py
+++ b/tools/testing/kunit/kunit_tool_test.py
@@ -469,8 +469,7 @@ class KUnitJsonTest(unittest.TestCase):
 			json_obj = kunit_json.get_json_result(
 				test=test_result,
 				def_config='kunit_defconfig',
-				build_dir=None,
-				json_path='stdout')
+				build_dir=None)
 		return json.loads(json_obj)
 
 	def test_failed_test_json(self):
-- 
2.34.1.703.g22d0c6ccf7-goog