dont get dependencies from pypi downloaded icalendar egg but just use unittest2. more py3 configuration - tests still not run!

setup.py

@@ -5,6 +5,7 @@ shortdesc = 'iCalendar parser/generator'
 longdesc = open('README.rst').read()
 longdesc += open('CHANGES.rst').read()
 longdesc += open('LICENSE.rst').read()
+
 tests_require = ['unittest2']
 
 setuptools.setup(
@@ -21,7 +22,7 @@ setuptools.setup(
     keywords='calendar calendaring ical icalendar event todo journal '
              'recurring',
     author='Plone Foundation',
-    author_email='plone-developers@lists.sourceforge.net', 
+    author_email='plone-developers@lists.sourceforge.net',
     url='https://github.com/collective/icalendar',
     license='BSD',
     packages=setuptools.find_packages('src'),

tox.ini

@@ -3,7 +3,7 @@ envlist = py26,py27,py33
 
 [testenv]
 deps =
-    icalendar [test]
+    unittest2
     coverage
 commands =
     coverage erase
@@ -12,7 +12,12 @@ commands =
     coverage html --omit=*tests*
 
 [testenv:py33]
-basepython = python3.3
+basepython = py33
 deps =
-	unittest2py3k
-	coverage
+    unittest2py3k
+    coverage
+commands =
+    coverage erase
+    coverage run --source=icalendar --omit=*tests* {envbindir}/unit2 discover icalendar []
+    coverage report --omit=*tests*
+    coverage html --omit=*tests*