Dedupe unit test data for testing missing attributes

Test data has two otherwise identical entries, but the latter
one lacks some attributes. It should be considered as a duplicate.

test/unit/fixture/dedupe_elasticsearch_results.js

@@ -291,5 +291,28 @@ module.exports = [
     '_type': 'venue',
     '_score': 0.9724125,
     'confidence': 0.649
+  },
+  { // same as above, but with some missing attributes. Should be considered as duplicate.
+    'center_point': {
+      'lon': -81.532392,
+      'lat': 40.597578
+    },
+    'address': {},
+    'name': {
+      'default': 'Strasburg High School'
+    },
+    'parent': {
+      'localadmin': 'Franklin',
+      'region_a': 'OH',
+      'region': 'Ohio'
+    },
+    'category': [
+      'education'
+    ],
+    '_id': '356646971',
+    '_type': 'venue',
+    '_score': 0.9724125,
+    'confidence': 0.649
   }
+
 ];