From 4c7a7bdf649a2580a308dda03f27f933cc6047b9 Mon Sep 17 00:00:00 2001
From: Joshua Harlow <harlowja@yahoo-inc.com>
Date: Mon, 27 Apr 2015 11:00:29 -0700
Subject: [PATCH] Add a venv that can generate/write/update the states diagram

Instead of requiring manual understanding of how to generate
the states diagram, add an explicit virtualenv that can be
used to create and generate that docs diagram (and replace the
existing file with it).

Change-Id: I1738da9bf08bfda9b9be01489e8456569a31709e
---
 tools/states_to_dot.py | 2 --
 tox.ini                | 5 +++++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/tools/states_to_dot.py b/tools/states_to_dot.py
index 4fa76fdcf3..2104a095cb 100755
--- a/tools/states_to_dot.py
+++ b/tools/states_to_dot.py
@@ -22,8 +22,6 @@ top_dir = os.path.abspath(os.path.join(os.path.dirname(__file__),
                                        os.pardir))
 sys.path.insert(0, top_dir)
 
-# To get this installed you may have to follow:
-# https://code.google.com/p/pydot/issues/detail?id=93 (until fixed).
 import pydot
 
 from ironic.common import states
diff --git a/tox.ini b/tox.ini
index 5b83d7f5a0..f4612cd0ae 100644
--- a/tox.ini
+++ b/tox.ini
@@ -18,6 +18,11 @@ commands =
 [tox:jenkins]
 downloadcache = ~/cache/pip
 
+[testenv:genstates]
+deps = {[testenv]deps}
+    pydot2
+commands = {toxinidir}/tools/states_to_dot.py -f {toxinidir}/doc/source/images/states.png
+
 [testenv:pep8]
 commands =
   flake8 {posargs}