init travis script and test playbook

.travis.yml

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+---
+language: python
+python: "2.7"
+sudo: required
+
+services:
+  - docker
+
+before_install:
+  - docker --version
+  - docker info
+  - export GALAXY_HOME=/home/galaxy
+  - export GALAXY_TRAVIS_USER=galaxy
+  - export GALAXY_UID=1450
+  - export GALAXY_GID=1450
+  - sudo groupadd -r $GALAXY_TRAVIS_USER -g $GALAXY_GID
+  - sudo useradd -u $GALAXY_UID -r -g $GALAXY_TRAVIS_USER -d $GALAXY_HOME -p travis_testing -c "Galaxy user" $GALAXY_TRAVIS_USER
+  - sudo mkdir $GALAXY_HOME
+  - sudo chown -R $GALAXY_TRAVIS_USER:$GALAXY_TRAVIS_USER $GALAXY_HOME
+  - sudo chmod -R 775 $GALAXY_HOME
+
+install:
+  # Install Ansible.
+  - pip install ansible
+
+  # Add ansible.cfg to pick up roles path.
+  - printf '[defaults]\nroles_path = ../' > ansible.cfg
+
+script:
+  - ansible-playbook -i "localhost, " -c local tests/test_playbook.yml

tests/test_playbook.yml

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+---
+# Travis CI test playbook
+
+- hosts: localhost
+  gather_facts: False
+  connection: local
+  remote_user: travis
+  vars:
+    galaxy_commit_id: release_18.05
+    galaxy_manage_clone: yes
+    galaxy_manage_download: no
+    galaxy_server_dir: /home/galaxy/server
+    galaxy_config_style: yaml
+  roles:
+    - role: ansible-galaxy