Init repo

tests/debian-jessie.Dockerfile

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+FROM williamyeh/ansible:debian8-onbuild
+
+RUN apt-get update
+CMD ["sh", "tests/test.sh"]
+
+EXPOSE 6379

tests/debian-wheezy.Dockerfile

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+FROM williamyeh/ansible:debian7-onbuild
+
+RUN apt-get update
+CMD ["sh", "tests/test.sh"]
+
+EXPOSE 6379

tests/inventory

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+localhost

tests/test.sh

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+#!/bin/sh
+
+# Thanks to https://servercheck.in/blog/testing-ansible-roles-travis-ci-github
+
+DIR=$( dirname $0 )
+INVENTORY_FILE="$DIR/inventory"
+PLAYBOOK="$DIR/test.yml"
+
+set -ev
+
+# Check syntax
+ansible-playbook -i $INVENTORY_FILE -c local --syntax-check -vv $PLAYBOOK
+
+# Check role
+ansible-playbook -i $INVENTORY_FILE -c local --sudo -vv $PLAYBOOK
+
+# Check indempotence
+ansible-playbook -i $INVENTORY_FILE -c local --sudo -vv $PLAYBOOK \
+| grep -q 'changed=0.*failed=0' \
+&& (echo 'Idempotence test: pass' && exit 0) \
+|| (echo 'Idempotence test: fail' && exit 1)

tests/test.yml

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+---
+
+- hosts: all
+  roles:
+    - ../../