minimal test of 'cmdtest.py' used as module

python/t/as_module.py

@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+
+import os
+import sys
+from os.path import dirname
+
+# import from 'cmdtest.py' in other directory
+sys.path.insert(0, dirname(dirname(os.path.abspath(__file__))))
+from cmdtest import cmdtest_in_dir, Statistics
+
+def main():
+    dirpath = sys.argv[1]
+    statistics = cmdtest_in_dir(dirpath)
+    print(statistics)
+    exit(0 if statistics.errors == 0 and statistics.fatals == 0 else 1)
+
+if __name__ == '__main__':
+    main()