Support files for unit test of software-config hooks

This change adds a tox.ini file including environments
for py26, py27 and pep8. These will be used to unit test the
hot software-config hooks.

Change-Id: Ieea12be77205d777a6b9c0f1c239418b9ce59d9f

.gitignore

@@ -1,2 +1,7 @@
+*.pyc
+*.swp
+*~
+.tox
 cfn/cloudformation-examples/
 private
+.testrepository

.testr.conf

@@ -0,0 +1,4 @@
+[DEFAULT]
+test_command=${PYTHON:-python} -m subunit.run discover -t ./ . $LISTOPT $IDOPTION
+test_id_option=--load-list $IDFILE
+test_list_option=--list

test-requirements.txt

@@ -0,0 +1,14 @@
+coverage>=3.6
+discover
+fixtures>=0.3.14
+# Hacking already pins down pep8, pyflakes and flake8
+hacking>=0.8.0,<0.9
+mock>=1.0
+requests>=1.2.1,!=2.4.0
+requests-mock>=0.4.0  # Apache-2.0
+testrepository>=0.0.18
+testscenarios>=0.4
+testtools>=0.9.34
+
+python-heatclient>=0.2.9
+python-keystoneclient>=0.10.0

tox.ini

@@ -0,0 +1,21 @@
+[tox]
+envlist = py26,py27,pep8
+minversion = 1.6
+skipsdist = True
+
+[testenv]
+setenv = VIRTUAL_ENV={envdir}
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
+commands = testr run {posargs}
+
+[testenv:pep8]
+commands = flake8
+
+[testenv:venv]
+commands = {posargs}
+
+[flake8]
+show-source = True
+builtins = _
+exclude=.venv,.git,.tox,*lib/python*,private