Add states generating venv and use pydot2

Make it easier for others to create the states diagrams
and use a non-broken pydot fork that is actually being
maintained (pydot2).

Change-Id: Ia16c53a513159a8f15c5d7c75e22553dc1273b37

1 files changed, 7 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index d87ed9a..85545ca 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,6 +11,7 @@ envlist = cover,
     py33,
     py34,
     pylint,
+    update-states
 
 [testenv]
 usedevelop = True
@@ -26,6 +27,12 @@ deps = {[testenv:py27]deps}
 commands = python setup.py build_sphinx
     doc8 doc/source
 
+[testenv:update-states]
+basepython = python2.7
+deps = {[testenv:py27]deps}
+    pydot2
+commands = {toxinidir}/tools/update_states.sh
+
 [tox:jenkins]
 downloadcache = ~/cache/pip