Extract molecule to subgenerator (#36)

* Add molecule subgenerator skel

* Move molecule generation to its own subgenerator

* Remove extra prompts overrides

* Mock molecule subgenerator

* Spy on mocked generator

* Add molecule subgenerator options

* Extract prompts to module

* Fix options

* 0.3.0

__tests__/__helpers__/mockGenerator.js

@@ -0,0 +1,21 @@
+var Generator = require('yeoman-generator');
+
+const spy = jest.fn();
+const mockGenerator = () =>
+  class extends Generator {
+    constructor(args, opts) {
+      super(args, opts);
+      spy(args, opts);
+    }
+
+    test() {
+      // This method is required so that it doesn't complain about the
+      // generator having no method to run. It doesn't do anything useful other
+      // than that.
+    }
+  };
+
+module.exports = {
+  mockGenerator,
+  spy,
+};

__tests__/__snapshots__/app.js.snap

@@ -199,112 +199,6 @@ galaxy_info:
 "
 `;
 
-exports[`generator-molecule-lxd-role:app when all the prompts have answers molecule/create.yml is correctly formatted 1`] = `
-"---
-- name: Create
-  hosts: localhost
-  connection: local
-  gather_facts: false
-  no_log: \\"{{ not lookup('env', 'MOLECULE_DEBUG') | bool }}\\"
-  tasks:
-    - name: Create molecule instance(s)
-      lxd_container:
-        name: \\"{{ item.name }}\\"
-        state: started
-        source:
-          type: image
-          mode: pull
-          server: https://images.linuxcontainers.org
-          protocol: simplestreams
-          alias: \\"{{ item.alias }}/amd64\\"
-        profiles: [\\"default\\"]
-        wait_for_ipv4_addresses: true
-        timeout: 600
-      with_items: \\"{{ molecule_yml.platforms }}\\"
-
-    - name: Install Python in container
-      delegate_to: \\"{{ item.name }}\\"
-      raw: apt-get install -y python
-      with_items: \\"{{ molecule_yml.platforms }}\\"
-"
-`;
-
-exports[`generator-molecule-lxd-role:app when all the prompts have answers molecule/default/molecule.yml is correctly formatted 1`] = `
-"---
-dependency:
-  name: galaxy
-driver:
-  name: lxd
-lint:
-  name: yamllint
-platforms:
-  - name: ubuntu-trusty
-    alias: ubuntu/trusty
-  - name: ubuntu-xenial
-    alias: ubuntu/xenial
-  - name: ubuntu-bionic
-    alias: ubuntu/bionic
-
-provisioner:
-  name: ansible
-  playbooks:
-    create: ../create.yml
-    destroy: ../destroy.yml
-  lint:
-    name: ansible-lint
-scenario:
-  name: default
-verifier:
-  name: testinfra
-  lint:
-    name: flake8
-"
-`;
-
-exports[`generator-molecule-lxd-role:app when all the prompts have answers molecule/default/playbook.yml is correctly formatted 1`] = `
-"---
-- name: Converge
-  hosts: all
-  roles:
-    - name: ansible-role-test-role
-"
-`;
-
-exports[`generator-molecule-lxd-role:app when all the prompts have answers molecule/default/tests/test_default.py is correctly formatted 1`] = `
-"import os
-
-import testinfra.utils.ansible_runner
-
-testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
-    os.environ['MOLECULE_INVENTORY_FILE']).get_hosts('all')
-
-
-def test_example(host):
-    file = host.file('/etc/hosts')
-
-    assert file.exists
-    assert file.user == 'root'
-    assert file.group == 'root'
-"
-`;
-
-exports[`generator-molecule-lxd-role:app when all the prompts have answers molecule/destroy.yml is correctly formatted 1`] = `
-"---
-- name: Destroy
-  hosts: localhost
-  connection: local
-  gather_facts: false
-  no_log: \\"{{ not lookup('env', 'MOLECULE_DEBUG') | bool }}\\"
-  tasks:
-    - name: Destroy molecule instance(s)
-      lxd_container:
-        name: \\"{{ item.name }}\\"
-        state: absent
-        force_stop: \\"{{ item.force_stop | default(true) }}\\"
-      with_items: \\"{{ molecule_yml.platforms }}\\"
-"
-`;
-
 exports[`generator-molecule-lxd-role:app when all the prompts have answers tasks/main.yml is correctly formatted 1`] = `
 "---
 "
@@ -315,36 +209,6 @@ exports[`generator-molecule-lxd-role:app when all the prompts have answers vars/
 "
 `;
 
-exports[`generator-molecule-lxd-role:app when targetting another distribution than Ubuntu molecule/default/molecule.yml formats the platform list properly 1`] = `
-"---
-dependency:
-  name: galaxy
-driver:
-  name: lxd
-lint:
-  name: yamllint
-platforms:
-  - name: debian-jessie
-    alias: debian/jessie
-  - name: debian-stretch
-    alias: debian/stretch
-
-provisioner:
-  name: ansible
-  playbooks:
-    create: ../create.yml
-    destroy: ../destroy.yml
-  lint:
-    name: ansible-lint
-scenario:
-  name: default
-verifier:
-  name: testinfra
-  lint:
-    name: flake8
-"
-`;
-
 exports[`generator-molecule-lxd-role:app when there are no dependencies README.md skips the dependencies section 1`] = `
 "Test role
 =========