Use stestr as a test runner in tox

This commit makes stackviz use stestr as a test runner in tox.

Change-Id: Ic9e2f21fa91d9375e2020506f08ecece16706f07

.gitignore

@@ -34,7 +34,7 @@ cover/
 !.coveragerc
 .tox
 nosetests.xml
-.testrepository
+.stestr/
 .venv
 
 # Translations

.stestr.conf

@@ -0,0 +1,3 @@
+[DEFAULT]
+test_path=./stackviz/tests
+group_regex=([^\.]*\.)*

.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

tox.ini

@@ -4,12 +4,20 @@ envlist = py36,py37,py27,pypy,pep8
 skipsdist = True
 
 [testenv]
+setenv =
+    VIRTUAL_ENV={envdir}
+    OS_LOG_CAPTURE=1
+    OS_STDOUT_CAPTURE=1
+    OS_STDERR_CAPTURE=1
+    OS_TEST_TIMEOUT=160
+passenv = OS_STDOUT_CAPTURE OS_STDERR_CAPTURE OS_TEST_TIMEOUT OS_TEST_LOCK_PATH http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY ZUUL_CACHE_DIR REQUIREMENTS_PIP_LOCATION
 usedevelop = True
 install_command = pip install -U {opts} {packages}
-setenv =
+whitelist_externals = *
-   VIRTUAL_ENV={envdir}
 deps = -r{toxinidir}/test-requirements.txt
-commands = python setup.py test --slowest --testr-args='{posargs}'
+commands =
+    find . -type f -name "*.pyc" -delete
+    stestr --test-path ./stackviz/tests run {posargs}
 
 [testenv:pep8]
 basepython = python3