first import

sites/all/modules/rules/tests/rules_test.module

@@ -0,0 +1,54 @@
+<?php
+
+/**
+ * @file Rules test module.
+ */
+
+/**
+ * Implements hook_entity_property_info_alter() to add a property without
+ * access.
+ */
+function rules_test_entity_property_info_alter(&$info) {
+  $properties =& $info['site']['properties'];
+
+  $properties['no_access_user'] = array(
+    'label' => t("Logged in user"),
+    'description' => t("The currently logged in user."),
+    'getter callback' => 'entity_metadata_system_get_properties',
+    'access callback' => 'rules_test_no_access',
+    'type' => 'user',
+  );
+
+  $properties =& $info['node']['properties'];
+
+  $properties['reference'] = array(
+    'label' => t("Referenced entity"),
+    'getter callback' => 'rules_test_get_referenced_entity',
+    'type' => 'entity',
+  );
+  $properties['ref_nodes'] = array(
+    'label' => t("Referenced nodes"),
+    'getter callback' => 'rules_test_get_referenced_node',
+    'type' => 'list<node>',
+  );
+}
+
+/**
+ * Getter callback to get the referenced-entity property.
+ */
+function rules_test_get_referenced_entity($node) {
+  // For testing purposes we just return the node itself as property value.
+  return entity_metadata_wrapper('node', $node);
+}
+
+/**
+ * Getter callback to get the referenced-node list-property.
+ */
+function rules_test_get_referenced_node($node) {
+  // For testing purposes we just return the node itself as property value.
+  return array($node->nid);
+}
+
+function rules_test_no_access($op) {
+  return $op == 'edit' ? FALSE : TRUE;
+}