Move to stestr

Follows nova's lead in moving from os-testr to stestr.

Change-Id: I048165d659d9cb194ee27072729076647dfc0710

.gitignore

@@ -1,5 +1,5 @@
 build/*
-.testrepository
+.stestr/
 .tox/
 nova_powervm.egg-info/
 *.pyc

.stestr.conf

@@ -0,0 +1,3 @@
+[DEFAULT]
+test_path=./nova_powervm/tests
+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

@@ -8,8 +8,7 @@ fixtures>=3.0.0 # Apache-2.0/BSD
 python-subunit>=1.0.0 # Apache-2.0/BSD
 python-swiftclient>=3.2.0 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
-os-testr>=1.0.0 # Apache-2.0
-testrepository>=0.0.18 # Apache-2.0/BSD
+stestr>=1.0.0 # Apache-2.0
 testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=2.2.0 # MIT
 mock>=2.0.0 # BSD

tools/pretty_tox.sh

@@ -1,16 +0,0 @@
-#!/usr/bin/env bash
-
-set -o pipefail
-
-TESTRARGS=$1
-
-# --until-failure is not compatible with --subunit see:
-#
-# https://bugs.launchpad.net/testrepository/+bug/1411804
-#
-# this work around exists until that is addressed
-if [[ "$TESTARGS" =~ "until-failure" ]]; then
-    python setup.py testr --slowest --testr-args="$TESTRARGS"
-else
-    python setup.py testr --slowest --testr-args="--subunit $TESTRARGS" | subunit-trace -f
-fi

tox.ini

@@ -7,7 +7,12 @@ skipsdist = True
 usedevelop = True
 install_command = pip install {opts} {packages}
 setenv =
-   VIRTUAL_ENV={envdir}
+  VIRTUAL_ENV={envdir}
+  LANGUAGE=en_US
+  LC_ALL=en_US.utf-8
+  OS_STDOUT_CAPTURE=1
+  OS_STDERR_CAPTURE=1
+  OS_TEST_TIMEOUT=60
 deps =
   -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
   -r{toxinidir}/requirements.txt
@@ -15,7 +20,24 @@ deps =
   -egit+https://git.openstack.org/openstack/nova#egg=nova
   -rhttps://git.openstack.org/cgit/openstack/nova/plain/test-requirements.txt
 whitelist_externals = bash
-commands = bash tools/pretty_tox.sh '{posargs}'
+commands =
+  find . -type f -name "*.pyc" -delete
+
+[testenv:py27]
+# TODO(efried): Remove this once https://github.com/tox-dev/tox/issues/425 is fixed.
+basepython = python2.7
+commands =
+  {[testenv]commands}
+  stestr run {posargs}
+  stestr slowest
+
+[testenv:py35]
+# TODO(efried): Remove this once https://github.com/tox-dev/tox/issues/425 is fixed.
+basepython = python3.5
+commands =
+  {[testenv]commands}
+  stestr run {posargs}
+  stestr slowest
 
 [testenv:pep8]
 basepython = python3
@@ -27,7 +49,21 @@ commands = {posargs}
 
 [testenv:cover]
 basepython = python3
-commands = python setup.py testr --coverage --testr-args='{posargs}'
+# TODO(stephenfin): Remove the PYTHON hack below in favour of a [coverage]
+# section once we rely on coverage 4.3+
+#
+# https://bitbucket.org/ned/coveragepy/issues/519/
+setenv =
+  {[testenv]setenv}
+  PYTHON=coverage run --source nova --parallel-mode
+commands =
+  {[testenv]commands}
+  coverage erase
+  stestr run {posargs}
+  coverage combine
+  coverage html -d cover
+  coverage xml -o cover/coverage.xml
+  coverage report
 
 [testenv:docs]
 basepython = python3