Loosened up server address check for aggregate to collection

Author: jyemin

src/test/com/mongodb/AggregationTest.java

@@ -201,7 +201,7 @@ public void testDollarOutOnSecondary() throws UnknownHostException {
                 .build();
         Cursor cursor = verify(pipeline, options, ReadPreference.secondary(), aggCollection);
         assertEquals(2, rsDatabase.getCollection("aggCollection").count());
-        assertEquals(primary, cursor.getServerAddress());
+        assertEquals(primary.getSocketAddress(), cursor.getServerAddress().getSocketAddress());
     }
 
     @Test