Ensure that Drupal settings files are present

molecule/default/tests/test_default.py

@@ -10,3 +10,9 @@ def test_drupal_site_directory_exists(host):
 
     assert directory.exists
     assert directory.is_directory
+
+def test_drupal_settings_file_exists(host):
+    file = host.file('/var/www/test/sites/default/settings.php')
+
+    assert file.exists
+    assert file.is_file