1 files changed, 23 insertions, 0 deletions
diff --git a/tests/test_util.py b/tests/test_util.py
index 3ac3886..435962d 100644
--- a/tests/test_util.py
+++ b/tests/test_util.py
@@ -7,7 +7,10 @@
 # This file contributed by vit9696@users.noreply.github.com
 # License: BSD
 #------------------------------------------------------------------------------
+import os
 import platform
+import subprocess
+import sys
 
 
 def cpp_supported():
@@ -29,3 +32,23 @@ def cpp_args(args=[]):
     if platform.system() == 'Darwin':
         return ['-E'] + args
     return args
+
+def _bytes2str(b):
+    if sys.version_info[0] == 3:
+        return b.decode('latin-1')
+    else:
+        return b
+
+def run_exe(exe_path, args=[], echo=False):
+    """ Runs the given executable as a subprocess, given the
+        list of arguments. Captures its return code (rc) and stdout and
+        returns a pair: rc, stdout_str
+    """
+    popen_cmd = [exe_path] + args
+    if os.path.splitext(exe_path)[1] == '.py':
+        popen_cmd.insert(0, sys.executable)
+    if echo:
+      print('[cmd]', ' '.join(popen_cmd))
+    proc = subprocess.Popen(popen_cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
+    proc_stdout = proc.communicate()[0]
+    return proc.returncode, _bytes2str(proc_stdout)