Enable molecule placeholder test

A follow-up will also add effective testing of the role, as it requires
additional changes.

Change-Id: I89b41cb0762ba063dc4e2f1d4042d1261fa1e8de

roles/build-test-packages/meta/main.yml

@@ -1,3 +1,22 @@
 ---
+galaxy_info:
+  author: Red Hat
+  description: |
+    An Ansible role for generating custom RPMSs from upstream Gerrit changes in
+    the TripleO project using DLRN. This repo then can be injected in the tested
+    environment, a repo file created and a yum update should start using the
+    built RPMs.
+  license: Apache
+  platforms:
+    - name: CentOS
+      versions:
+        - 7
+        - 8
+    - name: EL
+      versions:
+        - 7
+        - 8
+  min_ansible_version: 2.8
+
 dependencies:
   - extras-common

roles/build-test-packages/molecule/default/molecule.yml

@@ -0,0 +1,21 @@
+---
+driver:
+  name: docker
+log: true
+lint:
+  enabled: false
+platforms:
+  - name: instance
+    image: centos:7
+provisioner:
+  name: ansible
+  log: true
+  env:
+    # ANSIBLE_STDOUT_CALLBACK: yaml
+    # hack to make it find 'common' role from tq
+    ANSIBLE_ROLES_PATH: "${ANSIBLE_ROLES_PATH}:${MOLECULE_SCENARIO_DIRECTORY}/../../../../../tripleo-quickstart/roles"
+
+verifier:
+  name: ansible
+  lint:
+    name: ansible-lint

roles/build-test-packages/molecule/default/playbook.yml

@@ -0,0 +1,3 @@
+---
+- name: Converge
+  hosts: all

roles/build-test-packages/molecule/default/verify.yml

@@ -0,0 +1,3 @@
+---
+- name: Verify
+  hosts: all

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = tripleo-quickstart-extras
-summary = Extend tripleo-quickstart's abilities to deploy and test TripleO
+summary = "Extend tripleo-quickstart's abilities to deploy and test TripleO"
 description-file =
     README.rst
 author = OpenStack
@@ -48,3 +48,7 @@ skip_changelog = True
 show-source = True
 ignore = E123,E125,E402,E501,F403,H303,H301,F405
 builtins = _
+
+[tool:pytest]
+# these break pytest collection due to missing imports
+norecursedirs = .tox .eggs roles/validate-tempest/files

tox.ini

@@ -49,3 +49,18 @@ commands =
 [testenv:venv]
 basepython = python3
 commands = {posargs}
+
+[testenv:molecule]
+deps =
+    ansible
+    ansi2html  # GPL (soft-dependency of pytest-html)
+    docker
+    paramiko>=2.5.0  # LGPL (soft-dependency of docker that enables ssh protocol)
+    pytest-cov  # MIT
+    pytest-html  # MPL 2.0
+    pytest-molecule<=1.2.3  # MIT
+    selinux  # MIT
+    mock
+    molecule>=3.0a4
+commands =
+    python -m pytest --color=yes --html={envlogdir}/reports.html --self-contained-html -rA --molecule-unavailable-driver=fail {tty:-s} {posargs:-k 'molecule and docker'}

zuul.d/layout.yaml

@@ -11,6 +11,9 @@
       jobs:
         - tripleo-ci-centos-7-standalone
         - openstack-tox-linters
+        - openstack-tox-molecule:
+            required-projects:
+              - openstack/tripleo-quickstart
         - tripleo-ci-centos-7-containers-undercloud-minion:
             files:
               - ^roles/.*minion.*$
@@ -19,3 +22,6 @@
       queue: tripleo
       jobs:
         - openstack-tox-linters
+        - openstack-tox-molecule:
+            required-projects:
+              - openstack/tripleo-quickstart