diff --git a/test-requirements.txt b/test-requirements.txt
index f0dd00b..5e1c9ce 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1 +1,9 @@
+pep8==1.4.5
+pyflakes==0.7.2
+flake8==2.0
 hacking>=0.5.6,<0.8
+
+coverage
+python-subunit
+testrepository>=0.0.17
+testtools>=0.9.32
diff --git a/tox.ini b/tox.ini
index 9a63364..bbba87d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 1.6
-envlist = pep8
+envlist = py27,pep8
 skipsdist = True
 
 [testenv]
@@ -14,13 +14,25 @@ setenv = VIRTUAL_ENV={envdir}
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 commands =
-  python setup.py test --slowest --testr-args='{posargs}'
+  python setup.py testr --slowest --testr-args='{posargs}'
+
+[tox:jenkins]
+sitepackages = True
+downloadcache = ~/cache/pip
 
 [testenv:pep8]
 sitepackages = False
 commands =
   flake8 {posargs}
 
+[testenv:cover]
+# Also do not run test_coverage_ext tests while gathering coverage as those
+# tests conflict with coverage.
+setenv = VIRTUAL_ENV={envdir}
+commands =
+  python setup.py testr --coverage \
+    --testr-args='^(?!.*test.*coverage).*$'
+
 [testenv:venv]
 commands = {posargs}