Seperate unit and fullstack testing in dragonflow

Dragonflow tox command now only runs tests
inside /dragonflow/tests/unit .
This patch also introduce another test job that will
be used for gate tempest testing called 'fullstack'.
You can debug tests written there using
'tox -e fullstack'
Tests in this lib assume a working devstack installation
with dragonflow exists.

Change-Id: I3089f9caab9062fee7f60bbcd5c17c72071c62ac

.testr.conf

@@ -1,7 +1,4 @@
 [DEFAULT]
-test_command=OS_STDOUT_CAPTURE=${OS_STDOUT_CAPTURE:-1} \
-             OS_STDERR_CAPTURE=${OS_STDERR_CAPTURE:-1} \
-             OS_TEST_TIMEOUT=${OS_TEST_TIMEOUT:-60} \
-             ${PYTHON:-python} -m subunit.run discover -t ./ . $LISTOPT $IDOPTION
+test_command=OS_STDOUT_CAPTURE=1 OS_STDERR_CAPTURE=1 OS_LOG_CAPTURE=1 ${PYTHON:-python} -m subunit.run discover -t ./ ${OS_TEST_PATH:-./dragonflow/tests/unit} $LISTOPT $IDOPTION | cat
 test_id_option=--load-list $IDFILE
 test_list_option=--list

dragonflow/tests/fullstack/test_plugin.py

@@ -0,0 +1,19 @@
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+from oslotest import base
+
+
+class TestPlugink(base.BaseTestCase):
+
+    def test_something(self):
+        pass

tox.ini

@@ -16,6 +16,10 @@ whitelist_externals = sh
 commands =
   sh tools/pretty_tox.sh '{posargs}'
 
+[testenv:fullstack]
+basepython = python2.7
+setenv = OS_TEST_PATH=./dragonflow/tests/fullstack
+
 [testenv:pep8]
 commands = flake8