1 files changed, 63 insertions, 0 deletions
diff --git a/tools/testing/kunit/kunit_json.py b/tools/testing/kunit/kunit_json.py
new file mode 100644
index 000000000000..10ff65689dd8
--- /dev/null
+++ b/tools/testing/kunit/kunit_json.py
@@ -0,0 +1,63 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Generates JSON from KUnit results according to
+# KernelCI spec: https://github.com/kernelci/kernelci-doc/wiki/Test-API
+#
+# Copyright (C) 2020, Google LLC.
+# Author: Heidi Fahim <heidifahim@google.com>
+
+from dataclasses import dataclass
+import json
+from typing import Any, Dict
+
+from kunit_parser import Test, TestStatus
+
+@dataclass
+class Metadata:
+	"""Stores metadata about this run to include in get_json_result()."""
+	arch: str = ''
+	def_config: str = ''
+	build_dir: str = ''
+
+JsonObj = Dict[str, Any]
+
+_status_map: Dict[TestStatus, str] = {
+	TestStatus.SUCCESS: "PASS",
+	TestStatus.SKIPPED: "SKIP",
+	TestStatus.TEST_CRASHED: "ERROR",
+}
+
+def _get_group_json(test: Test, common_fields: JsonObj) -> JsonObj:
+	sub_groups = []  # List[JsonObj]
+	test_cases = []  # List[JsonObj]
+
+	for subtest in test.subtests:
+		if subtest.subtests:
+			sub_group = _get_group_json(subtest, common_fields)
+			sub_groups.append(sub_group)
+			continue
+		status = _status_map.get(subtest.status, "FAIL")
+		test_cases.append({"name": subtest.name, "status": status})
+
+	test_group = {
+		"name": test.name,
+		"sub_groups": sub_groups,
+		"test_cases": test_cases,
+	}
+	test_group.update(common_fields)
+	return test_group
+
+def get_json_result(test: Test, metadata: Metadata) -> str:
+	common_fields = {
+		"arch": metadata.arch,
+		"defconfig": metadata.def_config,
+		"build_environment": metadata.build_dir,
+		"lab_name": None,
+		"kernel": None,
+		"job": None,
+		"git_branch": "kselftest",
+	}
+
+	test_group = _get_group_json(test, common_fields)
+	test_group["name"] = "KUnit Test Group"
+	return json.dumps(test_group, indent=4)