Some explanations and a safety harness for PYTHONPATH craziness.

1 files changed, 8 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index 1a3e9e3..d1e6170 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,10 +2,18 @@
 envlist = py26,py27,pypy,py32,py33
 
 [testenv]
+setenv =
+    # Do not allowed the executing environment to pollute the test environment
+    # with extra packages.
+    PYTHONPATH=
+
+# The standard library unittest module can run tests on Python 2.7 and newer
 commands = python -m unittest -v OpenSSL.test.test_rand OpenSSL.test.test_crypto OpenSSL.test.test_ssl
 
 [testenv:py26]
 deps =
+    # Twisted doesn't declare this dependency so we have to do it
     zope.interface
     twisted
+# On Python 2.6 use a different test runner
 commands = trial OpenSSL