fix issue177 - actually perform session scope finalization

_pytest/__init__.py

@@ -1,2 +1,2 @@
 #
-__version__ = '2.2.2.dev6'
+__version__ = '2.2.2.dev7'

_pytest/runner.py

@@ -47,6 +47,8 @@ def pytest_terminal_summary(terminalreporter):
 
 def pytest_sessionstart(session):
     session._setupstate = SetupState()
+def pytest_sessionfinish(session):
+    session._setupstate.teardown_all()
 
 class NodeInfo:
     def __init__(self, location):

setup.py

@@ -17,14 +17,14 @@ Bugs and issues: http://bitbucket.org/hpk42/pytest/issues/
 
 Web page: http://pytest.org
 
-(c) Holger Krekel and others, 2004-2011
+(c) Holger Krekel and others, 2004-2012
 """
 def main():
     setup(
         name='pytest',
         description='py.test: simple powerful testing with Python',
         long_description = long_description,
-        version='2.2.2.dev6',
+        version='2.2.2.dev7',
         url='http://pytest.org',
         license='MIT license',
         platforms=['unix', 'linux', 'osx', 'cygwin', 'win32'],

testing/test_python.py

@@ -1551,3 +1551,21 @@ def test_unorderable_types(testdir):
     result = testdir.runpytest()
     assert "TypeError" not in result.stdout.str()
     assert result.ret == 0
+
+def test_issue117_sessionscopeteardown(testdir):
+    testdir.makepyfile("""
+        def pytest_funcarg__app(request):
+            app = request.cached_setup(
+                scope='session',
+                setup=lambda: 0,
+                teardown=lambda x: 3/x)
+            return app
+        def test_func(app):
+            pass
+    """)
+    result = testdir.runpytest()
+    assert result.ret != 0
+    result.stderr.fnmatch_lines([
+        "*3/x*",
+        "*ZeroDivisionError*",
+    ])