Switch to stestr

According to Openstack summit session [1] stestr is
maintained project to which all Openstack projects
should migrate.
Let's switch it then.

[1] https://etherpad.openstack.org/p/YVR-python-pti

Change-Id: I856024f8b66f5edaf40ae7b798fce21c43d021e7

.gitignore

@@ -27,8 +27,8 @@ cover/
 !.coveragerc
 .tox
 nosetests.xml
-.testrepository
 .venv
+.stestr/
 
 # Translations
 *.mo

.stestr.conf

@@ -0,0 +1,3 @@
+[DEFAULT]
+test_path=${OS_TEST_PATH:-./neutron_tempest_plugin}
+top_dir=./

.testr.conf

@@ -1,7 +0,0 @@
-[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_id_option=--load-list $IDFILE
-test_list_option=--list

test-requirements.txt

@@ -9,7 +9,7 @@ flake8-import-order==0.12 # LGPLv3
 python-subunit>=1.0.0 # Apache-2.0/BSD
 sphinx!=1.6.6,!=1.6.7,>=1.6.2 # BSD
 oslotest>=3.2.0 # Apache-2.0
-testrepository>=0.0.18 # Apache-2.0/BSD
+stestr>=1.0.0 # Apache-2.0
 testtools>=2.2.0 # MIT
 openstackdocstheme>=1.18.1 # Apache-2.0
 # releasenotes

tox.ini

@@ -9,8 +9,11 @@ install_command = pip install -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstac
 setenv =
    VIRTUAL_ENV={envdir}
    PYTHONWARNINGS=default::DeprecationWarning
+   OS_LOG_CAPTURE={env:OS_LOG_CAPTURE:true}
+   OS_STDOUT_CAPTURE={env:OS_STDOUT_CAPTURE:true}
+   OS_STDERR_CAPTURE={env:OS_STDERR_CAPTURE:true}
 deps = -r{toxinidir}/test-requirements.txt
-commands = python setup.py test --slowest --testr-args='{posargs}'
+commands = stestr run --slowest {posargs}
 
 [testenv:pep8]
 commands =
@@ -23,7 +26,14 @@ whitelist_externals =
 commands = {posargs}
 
 [testenv:cover]
-commands = python setup.py test --coverage --testr-args='{posargs}'
+setenv =
+    {[testenv]setenv}
+    PYTHON=coverage run --source neutron_tempest_plugin --parallel-mode
+commands =
+    stestr run --no-subunit-trace {posargs}
+    coverage combine
+    coverage html -d cover
+    coverage xml -o cover/coverage.xml
 
 [testenv:docs]
 commands = python setup.py build_sphinx