diff --git a/.gitignore b/.gitignore
index 1399c98..c17df2b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,7 @@ pip-log.txt
 .tox
 nosetests.xml
 .testrepository
+cover
 
 # Translations
 *.mo
@@ -48,4 +49,4 @@ ChangeLog
 
 # Editors
 *~
-.*.swp
\ No newline at end of file
+.*.swp
diff --git a/dox/config/tox_ini.py b/dox/config/tox_ini.py
index 29d4244..0698c5e 100644
--- a/dox/config/tox_ini.py
+++ b/dox/config/tox_ini.py
@@ -33,24 +33,25 @@ def get_tox_ini():
 class ToxIni(object):
 
     _ini = None
+    tox_ini_file = 'tox.ini'
 
     def _open_tox_ini(self):
         if self._ini is None:
             self._ini = ConfigParser.ConfigParser()
-            self._ini.read('tox.ini')
+            self._ini.read(self.tox_ini_file)
         return self._ini
 
     def exists(self):
-        return os.path.exists('tox.ini')
+        return os.path.exists(self.tox_ini_file)
 
     def get_images(self):
         ini = self._open_tox_ini()
         if ini.has_option('docker', 'images'):
             return ini.get('docker', 'images', '').split(',')
 
-    def get_commands(self, extra_args):
+    def get_commands(self, extra_args, section='testenv'):
         ini = self._open_tox_ini()
-        commands = ini.get('testenv', 'commands')
+        commands = ini.get(section, 'commands')
         extra_args = " ".join(extra_args)
         if '{posargs}' in commands:
             commands = commands.replace('{posargs}', extra_args)
diff --git a/dox/tests/base.py b/dox/tests/base.py
index 253ef6e..7311049 100644
--- a/dox/tests/base.py
+++ b/dox/tests/base.py
@@ -22,6 +22,9 @@ import testtools
 
 _TRUE_VALUES = ('true', '1', 'yes')
 
+TESTDIR = os.path.dirname(os.path.abspath(__file__))
+SAMPLEDIR = os.path.join(TESTDIR, 'samples')
+
 
 class TestCase(testtools.TestCase):
 
diff --git a/dox/tests/samples/tox.ini b/dox/tests/samples/tox.ini
new file mode 100644
index 0000000..9e7b4a5
--- /dev/null
+++ b/dox/tests/samples/tox.ini
@@ -0,0 +1,14 @@
+[tox]
+minversion = 1.6
+
+[docker]
+images = foo,bar
+
+[testenv]
+commands = foobar
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
+install_command = pip install -U {opts} {packages}
+
+[testenv2]
+commands = foobar {posargs} blah
diff --git a/dox/tests/test_config_tox_ini.py b/dox/tests/test_config_tox_ini.py
new file mode 100644
index 0000000..6f9a3fc
--- /dev/null
+++ b/dox/tests/test_config_tox_ini.py
@@ -0,0 +1,60 @@
+# -*- coding: utf-8 -*-
+# Author: Chmouel Boudjnah <chmouel@enovance.com>
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+import mock
+import os
+
+from dox.config import tox_ini
+from dox.tests import base
+
+
+class TestImages(base.TestCase):
+
+    def setUp(self):
+        super(TestImages, self).setUp()
+
+        self.toxini = tox_ini.ToxIni()
+        self.toxini.tox_ini_file = os.path.join(base.SAMPLEDIR,
+                                                'tox.ini')
+
+    def test_get_tox_ini(self):
+        tox_ini_new = tox_ini.ToxIni()
+        with mock.patch.object(tox_ini, '_tox_ini', tox_ini_new):
+            self.assertEqual(tox_ini.get_tox_ini(),
+                             tox_ini_new)
+
+    def test_exists_ini_file(self):
+        self.assertTrue(self.toxini.exists())
+
+    def test_open_tox_ini(self):
+        self.assertIn('tox', self.toxini._open_tox_ini().sections())
+
+    def test_get_images(self):
+        self.assertEqual(['foo', 'bar'],
+                         self.toxini.get_images())
+
+    def test_get_commands(self):
+        self.assertEqual('foobar -c',
+                         self.toxini.get_commands(['-c']))
+
+        self.assertEqual('foobar -c blah',
+                         self.toxini.get_commands(
+                             ['-c'], section='testenv2'))
+
+    def test_get_prep_commands(self):
+        cmd = ['pip install -U  -r/dox/requirements.txt '
+               '-r/dox/test-requirements.txt']
+        self.assertEqual(
+            self.toxini.get_prep_commands(),
+            cmd)
diff --git a/test-requirements.txt b/test-requirements.txt
index 9dab35b..52aac41 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -9,3 +9,4 @@ oslo.sphinx
 testrepository>=0.0.17
 testscenarios>=0.4,<0.5
 testtools>=0.9.32
+mock