Write VNDK test logs to stdout

The logs are written to stderr by default and interleave the test
results that TradeFed parses. This commit configures the logger to write
to stdout.

Test: LD_LIBRARY_PATH=out/host/linux-x86/lib64 atest vts_vndk_files_test
Bug: 156715331
Change-Id: I5dd5754e6282bcf4b1fd748bb443c079dd668b35

3 files changed, 12 insertions, 0 deletions

diff --git a/abi/vts_vndk_abi_test.py b/abi/vts_vndk_abi_test.py
index f9c81f2..a14c9bb 100644
--- a/abi/vts_vndk_abi_test.py
+++ b/abi/vts_vndk_abi_test.py
@@ -19,6 +19,7 @@ import json
 import logging
 import os
 import shutil
+import sys
 import tempfile
 import unittest
 
@@ -358,6 +359,9 @@ class VtsVndkAbiTest(unittest.TestCase):
 
 
 if __name__ == "__main__":
+    # The logs are written to stdout so that TradeFed test runner can parse the
+    # results from stderr.
+    logging.basicConfig(stream=sys.stdout)
     # Setting verbosity is required to generate output that the TradeFed test
     # runner can parse.
     unittest.main(verbosity=3)
diff --git a/dependency/vts_vndk_dependency_test.py b/dependency/vts_vndk_dependency_test.py
index cd1ccf0..fb0431a 100644
--- a/dependency/vts_vndk_dependency_test.py
+++ b/dependency/vts_vndk_dependency_test.py
@@ -23,6 +23,7 @@ import os
 import posixpath as target_path_module
 import re
 import shutil
+import sys
 import tempfile
 import unittest
 
@@ -461,6 +462,9 @@ class VtsVndkDependencyTest(unittest.TestCase):
 
 
 if __name__ == "__main__":
+    # The logs are written to stdout so that TradeFed test runner can parse the
+    # results from stderr.
+    logging.basicConfig(stream=sys.stdout)
     # Setting verbosity is required to generate output that the TradeFed test
     # runner can parse.
     unittest.main(verbosity=3)
diff --git a/files/vts_vndk_files_test.py b/files/vts_vndk_files_test.py
index 907b15b..51da520 100644
--- a/files/vts_vndk_files_test.py
+++ b/files/vts_vndk_files_test.py
@@ -18,6 +18,7 @@
 import logging
 import os
 import posixpath as target_path_module
+import sys
 import unittest
 
 from vts.testcases.vndk import utils
@@ -180,6 +181,9 @@ class VtsVndkFilesTest(unittest.TestCase):
 
 
 if __name__ == "__main__":
+    # The logs are written to stdout so that TradeFed test runner can parse the
+    # results from stderr.
+    logging.basicConfig(stream=sys.stdout)
     # Setting verbosity is required to generate output that the TradeFed test
     # runner can parse.
     unittest.main(verbosity=3)