Use pytest to run test in tox

py.test gives more readable output for tests.

Change-Id: I134b122b5398c24e6012e26f384bc607753ec872

.coveragerc

@@ -1,7 +1,7 @@
 [run]
 branch = True
 source = os_faults
-omit = os_faults/openstack/*
+omit = os_faults/tests/*
 
 [report]
 ignore_errors = True

.gitignore

@@ -22,6 +22,7 @@ lib64
 pip-log.txt
 
 # Unit test / coverage reports
+htmlcov/
 cover/
 .coverage*
 !.coveragerc

test-requirements.txt

@@ -3,6 +3,9 @@
 # process, which may cause wedges in the gate later.
 
 hacking<0.11,>=0.10.0
+pytest>=2.7,<=3.0.2 # MIT
+pytest-cov>=2.2.1,<=2.3.1 # MIT
+pytest-html>=1.10.0,<=1.10.0 # Mozilla Public License 2.0 (MPL 2.0)
 
 coverage>=3.6
 ddt>=1.0.1

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 minversion = 2.0
-envlist = py35-constraints,py27-constraints,pep8-constraints
+envlist = pep8-constraints,py27-constraints,py35-constraints,cover
 skipsdist = True
 
 [testenv]
@@ -10,8 +10,13 @@ install_command =
                   pip install -U {opts} {packages}
 setenv =
    VIRTUAL_ENV={envdir}
+whitelist_externals = find
 deps = -r{toxinidir}/test-requirements.txt
-commands = python setup.py test --slowest --testr-args='{posargs}'
+commands =
+  find . -type f -name "*.pyc" -delete
+  py.test --html={envlogdir}/pytest_results.html --self-contained-html --durations=10 "os_faults/tests" {posargs}
+basepython = python2.7
+passenv = http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
 
 [testenv:common-constraints]
 install_command = pip install -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} {opts} {packages}
@@ -30,8 +35,17 @@ commands = {posargs}
 install_command = {[testenv:common-constraints]install_command}
 commands = {posargs}
 
+[testenv:py34]
+basepython = python3.4
+
+[testenv:py35]
+basepython = python3.5
+
 [testenv:cover]
-commands = python setup.py test --coverage --testr-args='{posargs}'
+commands =
+    py.test --cov-config .coveragerc --cov-report html --cov=os_faults "os_faults/tests"
+    coverage html -d {envlogdir}
+    coverage report
 
 [testenv:cover-constraints]
 install_command = {[testenv:common-constraints]install_command}