Implemented change to allow CI check to work for all platforms.

Author: shaoltan-amazon

scripts/tests/run_tv_casting_test.py

@@ -16,7 +16,6 @@
 
 import logging
 import os
-import pdb
 import subprocess
 import sys
 import tempfile
@@ -187,14 +186,15 @@ def test_discovery_fn(tv_app_rel_path, tv_casting_app_rel_path):
         linux_tv_app_log_path = os.path.join(temp_dir, LINUX_TV_APP_LOGS)
         linux_tv_casting_app_log_path = os.path.join(temp_dir, LINUX_TV_CASTING_APP_LOGS)
 
-        print(temp_dir) # SHAO
-
         # Open and write to the log file for the Linux tv-app.
         with LogFileManager(linux_tv_app_log_path, 'w') as linux_tv_app_log_file:
             tv_app_abs_path = os.path.abspath(tv_app_rel_path)
 
-            # Try to avoid any stdout buffering in our tests.
-            cmd = ['stdbuf', '-o0', '-i0']
+            if sys.platform == 'darwin' or sys.platform == 'linux':
+                # Try to avoid any stdout buffering in our tests.
+                cmd = ['stdbuf', '-o0', '-i0']
+            else:
+                cmd = []
 
             # Run the Linux tv-app subprocess.
             with ProcessManager(cmd + [tv_app_abs_path], stdout=subprocess.PIPE, stderr=subprocess.PIPE) as tv_app_process:
@@ -293,7 +293,6 @@ def test_discovery_fn(tv_app_rel_path, tv_casting_app_rel_path):
                                     logging.info(valid_product_id)
                                     logging.info(valid_device_type)
                                     logging.info('Discovery success!')
-                                    # pdb.set_trace() # SHAO
                                     return
 
 
@@ -303,4 +302,4 @@ def test_discovery_fn(tv_app_rel_path, tv_casting_app_rel_path):
     os.system('rm -f /tmp/chip_*')
 
     # Test discovery between the Linux tv-casting-app and the tv-app.
-    test_discovery_fn()
+    test_discovery_fn()