Add DarwinExecutor

Author: XToripuru

scripts/tests/chiptest/darwin.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env -S python3 -B
+
+# Copyright (c) 2025 Project CHIP Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import subprocess
+from .runner import Executor, SubprocessInfo
+
+class DarwinExecutor(Executor):
+    def run(self, subproc: SubprocessInfo, stdin, stdout, stderr):
+        # Try harder to avoid any stdout buffering in our tests
+        wrapped = wrapped.wrap_with('stdbuf', '-o0', '-i0')
+        s = subprocess.Popen(wrapped.to_cmd(), stdin=stdin, stdout=stdout, stderr=stderr)
+        return s

scripts/tests/chiptest/runner.py

@@ -155,10 +155,6 @@ def __init__(self, executor=None, capture_delegate=None):
         self.capture_delegate = capture_delegate
 
     def RunSubprocess(self, subproc: SubprocessInfo, name: str, wait=True, dependencies=[], timeout_seconds: typing.Optional[int] = None, stdin=None):
-        if sys.platform == 'darwin':
-            # Try harder to avoid any stdout buffering in our tests
-            subproc = subproc.wrap_with('stdbuf', '-o0', '-i0')
-
         logging.info('RunSubprocess starting application %s' % subproc)
         cmd = subproc.to_cmd()
 

scripts/tests/run_test_suite.py

@@ -409,7 +409,10 @@ def build_app(arg_value, kind: str, key: str):
             ble_controller_tool = 1  # Bind tool to the second BLE controller
 
         executor = chiptest.linux.LinuxNamespacedExecutor(ns)
-        runner = runner = chiptest.runner.Runner(executor=executor)
+        runner = chiptest.runner.Runner(executor=executor)
+    elif sys.platform == 'darwin':
+        executor = chiptest.darwin.DarwinExecutor()
+        runner = chiptest.runner.Runner(executor=executor)
     else:
         runner = chiptest.runner.Runner()