Migrate to stestr

This change migrates the testing suite from using ostestr and testr
to using stester. Also cleaned up a missing space from tox.ini.

Change-Id: I886401a1efce6cb617a4db7a90ec9454bbea1d71

.gitignore

@@ -7,7 +7,7 @@ venv*
 .eggs/
 .idea/
 .tox
-.testrepository
+.stestr
 build/*
 cover/*
 .coverage*

.stestr.conf

@@ -0,0 +1,4 @@
+[DEFAULT]
+test_path=${OS_TEST_PATH:-./tests/unit}
+top_dir=./
+group_regex=.*(test_cert_setup)

.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 ./ ./tests $LISTOPT $IDOPTION
-test_id_option=--load-list $IDFILE
-test_list_option=--list

test-requirements.txt

@@ -5,7 +5,7 @@ coverage!=4.4,>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
 hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 mock>=2.0.0 # BSD
-testrepository>=0.0.18 # Apache-2.0/BSD
+stestr>=1.0.0 # Apache-2.0
 testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT
 oslotest>=1.10.0 # Apache-2.0

tox.ini

@@ -10,13 +10,14 @@ setenv =
     VIRTUAL_ENV={envdir}
     BRANCH_NAME=master
     CLIENT_NAME=bandit
-   VIRTUAL_ENV={envdir}
+    VIRTUAL_ENV={envdir}
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 commands =
-          coverage erase
-          python setup.py testr --coverage --slowest --testr-args='{posargs}'
-          coverage report -m
+    find bandit -type f -name "*.pyc" -delete
+    stestr run {posargs}
+whitelist_externals =
+    find
 passenv = http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
 
 [testenv:debug]
@@ -50,8 +51,12 @@ commands = bandit-baseline -r bandit -ll -ii
 [testenv:cover]
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
+setenv =
+    {[testenv]setenv}
+    PYTHON=coverage run --source bandit --parallel-mode
 commands =
-    python setup.py testr --coverage --testr-args='{posargs}'
+    coverage erase
+    stestr run '{posargs}'
     coverage report
 
 [testenv:openstack_coverage]