Merge "Enable cross testing with python-jenkins"

.zuul.yaml

@@ -0,0 +1,14 @@
+- job:
+    name: jjb-tox-cross-python-jenkins
+    description: Tests compatibility with master branch of python-jenkins
+    parent: tox-py27
+    required-projects:
+      - openstack/python-jenkins
+      - openstack-infra/jenkins-job-builder
+    voting: false
+    failure-message: WARNING
+
+- project:
+    check:
+      jobs:
+        - jjb-tox-cross-python-jenkins

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-minversion = 1.6
+minversion = 2.2
 envlist = docs, pep8, py34, py35, py36, py27, cover
 skip_missing_interpreters = true
 
@@ -21,7 +21,19 @@ commands =
     - find . -type f -name "*.pyc" -delete
     - find . -type d -name "__pycache__" -delete
     python setup.py testr --slowest --testr-args='{posargs}'
-whitelist_externals = find
+whitelist_externals =
+    bash
+    find
+
+[testenv:tips]
+# tests what happens with unreleased version of dependencies, like python-jenkins
+install_command = pip install -U {opts} {packages}
+ignore_outcome = true
+commands =
+    bash -c "if [ -d {toxinidir}/../python-jenkins ]; then \
+    pip install -q -U -e 'git+file://{toxinidir}/../python-jenkins#egg=python-jenkins' ; else \
+    pip install -q -U -e 'git+https://git.openstack.org/openstack/python-jenkins@master#egg=python-jenkins' ; fi "
+    python setup.py testr --slowest --testr-args='{posargs}'
 
 [testenv:cover]
 commands =