Update stevedore and test entry point extensions

Change-Id: Ia2507d69b6c00e3c4eb4d8f07dac95b62f90e7ae

Makefile

@@ -40,7 +40,7 @@ coverage: test
 
 jenkins: .tox
 	virtualenv ./venv
-	./venv/bin/pip install tox
+	./venv/bin/pip install -U tox
 	./venv/bin/tox
 
 get_config = $(shell echo "$$ACCEPTANCE_TEST_CONFIG" | python -c 'import sys, json; print json.load(sys.stdin)[sys.argv[1]]' $(1))

edx/analytics/tasks/__init__.py

+EXTENSION_NAMESPACE = "edx.analytics.tasks"

edx/analytics/tasks/tests/test_extensions.py

+"""
+Test for tasks extensions using entry points
+
+"""
+
+from stevedore.extension import ExtensionManager
+
+from edx.analytics.tasks import EXTENSION_NAMESPACE
+from edx.analytics.tasks.tests import unittest
+
+
+class TestExtensions(unittest.TestCase):
+    def test_extensions_config(self):
+        """
+        Test if the edx.analytics.tasks entry_points are configured properly.
+
+        Note that extensions are only defined after the package
+        `edx.analytics.tasks` has been installed.
+
+        """
+
+        manager = ExtensionManager(
+            namespace=EXTENSION_NAMESPACE,
+            on_load_failure_callback=self.on_load_failure,
+            verify_requirements=True
+        )
+
+        if len(manager.extensions) == 0:
+            reason = 'no entry_points for {0} namespace'
+            raise unittest.SkipTest(reason.format(EXTENSION_NAMESPACE))
+
+    def on_load_failure(self, manager, entrypoint, exception):
+        raise exception

requirements/default.txt

+ansible==1.4.4
 argparse==1.2.1
 boto==2.22.1
+filechunkio==1.5
+html5lib==1.0b3
 numpy==1.8.0
+oursql==0.9.3.1
 pandas==0.13.0
 pbr==0.5.23
-stevedore==0.13
-tornado==3.1.1
-ansible==1.4.4
 python-cjson==1.0.5
-oursql==0.9.3.1
-html5lib==1.0b3
-filechunkio==1.5
+stevedore==0.14.1
+tornado==3.1.1
 -e git+https://github.com/spotify/luigi.git@a33756c781b9bf7e51384f0eb19d6a25050ef136#egg=luigi

requirements/test.txt

-nose==1.3.0
-nose-ignore-docstring==0.2
 coverage==3.7
-pep8==1.4.5
-pylint==0.28
 diff-cover >= 0.2.1
 mock==1.0.1
+nose-ignore-docstring==0.2
+nose==1.3.0
+pep8==1.4.5
+pylint==0.28
 unittest2==0.5.1

tox.ini

@@ -2,8 +2,11 @@
 envlist=py26,py27
 toxworkdir=/tmp/analytics-tox-cache
 
+# tox does not update the virtualenv after changes to requirement files.
+# http://bitbucket.org/hpk42/tox/issue/149/virtualenv-is-not-recreated-when-deps
+
 [testenv]
-install_command=pip install --pre --allow-external argparse {opts} {packages}
+install_command=pip install --pre --allow-external argparse -U {opts} {packages}
 deps=-r{toxinidir}/requirements/default.txt
      -r{toxinidir}/requirements/test.txt
-commands=nosetests -A 'not acceptance'
+commands=nosetests -A 'not acceptance'
\ No newline at end of file