Add py3 tox tests for acme.jose

.dockerignore

@@ -6,6 +6,8 @@
 # test docker on their git working directories.
 
 .git
-tox.cover
+tox.venv
+tox.venv3
 venv
+venv3
 docs

.gitignore

@@ -4,6 +4,8 @@
 build/
 dist/
 /venv/
+/venv3/
+/tox.venv/
 /tox.venv/
 letsencrypt.log
 

acme/setup.py

@@ -18,13 +18,23 @@ install_requires = [
     'werkzeug',
 ]
 
+testing_extras = [
+    'nose',
+    'tox',
+]
+
+
 setup(
     name='acme',
     packages=find_packages(),
     install_requires=install_requires,
+    extras_require={
+        'testing': testing_extras,
+    },
     entry_points={
         'console_scripts': [
             'jws = acme.jose.jws:CLI.run',
         ],
     },
+    test_suite='acme',
 )

tox.ini

@@ -6,7 +6,7 @@
 # acme and letsencrypt are not yet on pypi, so when Tox invokes
 # "install *.zip", it will not find deps
 skipsdist = true
-envlist = py26,py27,cover,lint
+envlist = py26,py27,py34,cover,lint
 
 [testenv]
 # share one venv across testenvs, instead of multiple
@@ -26,6 +26,12 @@ setenv =
     PYTHONHASHSEED = 0
 # https://testrun.org/tox/latest/example/basic.html#special-handling-of-pythonhas
 
+[testenv:py34]
+envdir = {toxinidir}/tox.venv3
+commands =
+    pip install -e acme[testing]
+    nosetests acme/acme/jose
+
 [testenv:cover]
 basepython = python2.7
 commands =