[testenv]
usedevelop=True
-passenv = http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
+passenv = http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY BRANCH
+setenv =
+ VIRTUAL_ENV={envdir}
deps =
-r{toxinidir}/requirements.txt
-r{toxinidir}/test-requirements.txt