Switch to using stestr

When the TC merged I2637dd714cbb6d38ef8b8dc1083e359207118284 we're
supposed to invoke stestr rather than testr so lets do that

Change-Id: I54513b9ce607defa502d00b526fa7bac79553b5e

.gitignore

@@ -28,6 +28,8 @@ pip-log.txt
 cover/*
 .tox
 nosetests.xml
+.stestr/
+.testrepository/
 functional_creds.conf
 AUTHORS
 ChangeLog

.stestr.conf

@@ -0,0 +1,3 @@
+[DEFAULT]
+test_path=./mistralclient/tests/unit
+top_dir=./

mistralclient/tests/unit/v2/test_actions.py

@@ -12,6 +12,7 @@
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
 
+import os.path
 import pkg_resources as pkg
 from six.moves.urllib import parse
 from six.moves.urllib import request
@@ -133,6 +134,7 @@ class TestActionsV2(base.BaseClientV2Test):
             'mistralclient',
             'tests/unit/resources/action_v2.yaml'
         )
+        path = os.path.abspath(path)
 
         # Convert the file path to file URI
         uri = parse.urljoin('file:', request.pathname2url(path))

mistralclient/tests/unit/v2/test_environments.py

@@ -14,6 +14,7 @@
 import collections
 import copy
 import json
+import os.path
 
 import pkg_resources as pkg
 from six.moves.urllib import parse
@@ -61,6 +62,7 @@ class TestEnvironmentsV2(base.BaseClientV2Test):
             'mistralclient',
             'tests/unit/resources/env_v2.json'
         )
+        path = os.path.abspath(path)
 
         # Convert the file path to file URI
         uri = parse.urljoin('file:', request.pathname2url(path))

mistralclient/tests/unit/v2/test_workbooks.py

@@ -13,6 +13,7 @@
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
 
+import os.path
 import pkg_resources as pkg
 from six.moves.urllib import parse
 from six.moves.urllib import request
@@ -94,6 +95,7 @@ class TestWorkbooksV2(base.BaseClientV2Test):
             'mistralclient',
             'tests/unit/resources/wb_v2.yaml'
         )
+        path = os.path.abspath(path)
 
         # Convert the file path to file URI
         uri = parse.urljoin('file:', request.pathname2url(path))

mistralclient/tests/unit/v2/test_workflows.py

@@ -12,6 +12,7 @@
 #    See the License for the specific language governing permissions and
 #    limitations under the License.
 
+import os.path
 import pkg_resources as pkg
 from six.moves.urllib import parse
 from six.moves.urllib import request
@@ -119,6 +120,7 @@ class TestWorkflowsV2(base.BaseClientV2Test):
             'mistralclient',
             'tests/unit/resources/wf_v2.yaml'
         )
+        path = os.path.abspath(path)
 
         # Convert the file path to file URI
         uri = parse.urljoin('file:', request.pathname2url(path))

test-requirements.txt

@@ -5,10 +5,10 @@ hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 python-openstackclient>=3.12.0 # Apache-2.0
 sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
 mock>=2.0.0 # BSD
-nose>=1.3.7 # LGPL
 oslotest>=3.2.0 # Apache-2.0
 requests-mock>=1.2.0 # Apache-2.0
 tempest>=17.1.0 # Apache-2.0
 osprofiler>=1.4.0 # Apache-2.0
 reno>=2.5.0 # Apache-2.0
+stestr>=1.0.0 # Apache-2.0
 openstackdocstheme>=1.18.1 # Apache-2.0

tox.ini

@@ -23,7 +23,7 @@ deps =
     -r{toxinidir}/test-requirements.txt
 commands =
     find . -type f -name "*.pyc" -delete
-    nosetests mistralclient/tests/unit
+    stestr run --concurrency 1 {posargs}
 whitelist_externals = find
                       rm
 [testenv:functional]