gistfile1.diff

diff --git a/test/test_model.js b/test/test_model.js
index b287403..5975fd2 100644
--- a/test/test_model.js
+++ b/test/test_model.js
@@ -525,6 +525,34 @@ describe('test_model.js', function() {
           false, 'compare set 4 failed');
     });

+    it.only('can compare two diff endpoint sets with a common origin', function() {
+      var relations = new models.RelationList();
+      var endpointSetA = [
+        ['shard3', {
+          name: 'database',
+          role: 'provider'
+        }],
+        ['mongos', {
+          name: 'mongos',
+          role: 'requirer'
+        }]
+      ];
+      var endpointSetB = [
+        ['shard1', {
+          name: 'database',
+          role: 'provider'
+        }],
+        ['mongos', {
+          name: 'mongos',
+          role: 'requirer'
+        }]
+      ];
+
+      assert.equal(
+          relations.compareRelationEndpoints(endpointSetA, endpointSetB),
+          false,
+          'compare set 1 failed');
+    });

     it('must be able to reference the Environment model', function() {
       var db = new models.Database();