Switch tests to use Molecule.

.gitignore

@@ -1,2 +1,3 @@
 *.retry
-tests/test.sh
+*/__pycache__
+*.pyc

.travis.yml

@@ -1,26 +1,29 @@
 ---
+language: python
 services: docker
 
 env:
-  - distro: centos7
-  - distro: ubuntu1604
-  - distro: ubuntu1404
-  - distro: ubuntu1204
+  global:
+    - ROLE_NAME: hereitis
+  matrix:
+    - MOLECULE_DISTRO: centos7
+      MOLECULE_DOCKER_COMMAND: /usr/lib/systemd/systemd
+    - MOLECULE_DISTRO: ubuntu1604
+    - MOLECULE_DISTRO: ubuntu1404
 
-script:
-  # Configure test script so we can run extra tests after playbook is run.
-  - export container_id=$(date +%s)
-  - export cleanup=false
+install:
+  # Install test dependencies.
+  - pip install molecule docker
 
-  # Download test shim.
-  - wget -O ${PWD}/tests/test.sh https://gist.githubusercontent.com/geerlingguy/73ef1e5ee45d8694570f334be385e181/raw/
-  - chmod +x ${PWD}/tests/test.sh
+before_script:
+  # Use actual Ansible Galaxy role name for the project directory.
+  - cd ../
+  - mv ansible-role-$ROLE_NAME geerlingguy.$ROLE_NAME
+  - cd geerlingguy.$ROLE_NAME
 
+script:
   # Run tests.
-  - ${PWD}/tests/test.sh
-
-  # Check if memcached is running.
-  - 'docker exec --tty ${container_id} env TERM=xterm memcached -h'
+  - molecule test
 
 notifications:
   webhooks: https://galaxy.ansible.com/api/v1/notifications/

meta/main.yml

@@ -10,16 +10,23 @@ galaxy_info:
   platforms:
     - name: EL
       versions:
-      - 6
-      - 7
+        - 6
+        - 7
     - name: Ubuntu
       versions:
-      - precise
-      - trusty
-      - xenial
+        - precise
+        - trusty
+        - xenial
+        - bionic
     - name: Debian
       versions:
-      - all
+        - all
   galaxy_tags:
     - web
     - database
+    - memcached
+    - keyvalue
+    - kv
+    - cache
+    - caching
+    - performance

molecule/default/molecule.yml

@@ -0,0 +1,27 @@
+---
+dependency:
+  name: galaxy
+driver:
+  name: docker
+lint:
+  name: yamllint
+  options:
+    config-file: molecule/default/yaml-lint.yml
+platforms:
+  - name: instance
+    image: geerlingguy/docker-${MOLECULE_DISTRO:-centos7}-ansible
+    command: ${MOLECULE_DOCKER_COMMAND:-"sleep infinity"}
+    privileged: true
+    pre_build_image: true
+provisioner:
+  name: ansible
+  lint:
+    name: ansible-lint
+  playbooks:
+    converge: ${MOLECULE_PLAYBOOK:-playbook.yml}
+scenario:
+  name: default
+verifier:
+  name: testinfra
+  lint:
+    name: flake8

molecule/default/playbook.yml

@@ -0,0 +1,7 @@
+---
+- name: Converge
+  hosts: all
+  become: true
+
+  roles:
+    - role: geerlingguy.memcached

molecule/default/tests/test_default.py

@@ -0,0 +1,14 @@
+import os
+
+import testinfra.utils.ansible_runner
+
+testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
+    os.environ['MOLECULE_INVENTORY_FILE']).get_hosts('all')
+
+
+def test_hosts_file(host):
+    f = host.file('/etc/hosts')
+
+    assert f.exists
+    assert f.user == 'root'
+    assert f.group == 'root'

molecule/default/yaml-lint.yml

@@ -0,0 +1,6 @@
+---
+extends: default
+rules:
+  line-length:
+    max: 120
+    level: warning