test on 3 different ansible versions

.gitignore

@@ -7,3 +7,4 @@ tests/__pycache__/
 *.pyc
 
 *.retry
+.tox

.travis.yml

@@ -1,7 +1,7 @@
 ---
-
 language: python
 python: "2.7"
+cache: pip
 
 # Use the new container infrastructure
 sudo: required
@@ -10,13 +10,19 @@ sudo: required
 services:
   - docker
 
-# Install molecule
-install:
-  - pip install -r test-requirements.txt
+env:
+  matrix:
+    - ANSIBLE=2.3
+    - ANSIBLE=2.4
+    - ANSIBLE=2.5
 
-# Execute the tests using the molecule docker driver
+# Install tox
+install:
+  - pip install tox-travis
+
+# Execute tests
 script:
-  - molecule test --all
+  - tox
 
 notifications:
   webhooks: https://galaxy.ansible.com/api/v1/notifications/

test-requirements.txt

@@ -1,4 +1,4 @@
 molecule>=2.15.0
-docker-py>=1.10.0
-PyYAML==3.12
+docker
 ansible-lint>=3.4.0
+testinfra>=1.7.0

tox.ini

@@ -0,0 +1,20 @@
+[tox]
+minversion = 1.8
+envlist = py{27}-ansible{23,24,25}
+skipsdist = true
+
+[travis:env]
+ANSIBLE=
+  2.3: ansible23
+  2.4: ansible24
+  2.5: ansible25
+
+[testenv]
+passenv = *
+deps =
+    -rtest-requirements.txt
+    ansible23: ansible<2.4
+    ansible24: ansible<2.5
+    ansible25: ansible<2.6
+commands =
+    {posargs:molecule test --all --destroy always}