diff --git a/.gitignore b/.gitignore
index f0a575157b..2495270b77 100644
--- a/.gitignore
+++ b/.gitignore
@@ -29,6 +29,8 @@ AUTHORS
 ChangeLog
 doc/build
 etc/kolla/kolla-build.conf
+.coverage
+cover/
 
 # Files generated by Vagrant
 dev/vagrant/Vagrantfile.custom
diff --git a/tox.ini b/tox.ini
index c7e1f458fb..549c4894c8 100644
--- a/tox.ini
+++ b/tox.ini
@@ -21,6 +21,14 @@ commands =
 [testenv:debug]
 commands = oslo_debug_helper {posargs}
 
+[testenv:cover]
+setenv = VIRTUAL_ENV={envdir}
+         NOSE_WITH_COVERAGE=1
+         NOSE_COVER_BRANCHES=1
+         NOSE_COVER_HTML=1
+         NOSE_COVER_HTML_DIR={toxinidir}/cover
+commands = python setup.py testr --coverage --testr-args='{posargs}'
+
 [testenv:pep8]
 commands =
   {toxinidir}/tools/run-bashate.sh