Test for popen2 module, by Chris Tismer.

Lib/test/output/test_popen2

+test_popen2
+testing popen2...
+testing popen3...
+All OK
+

Lib/test/test_popen2.py

+#! /usr/bin/env python
+"""Test script for popen2.py
+   Christian Tismer
+"""
+
+# popen2 contains its own testing routine
+# which is especially useful to see if open files
+# like stdin can be read successfully by a forked 
+# subprocess.
+
+def main():
+    from os import fork # skips test through ImportError
+    import popen2
+    popen2._test()
+
+main()
+