added extension test case

querydsl-apt/src/test/java/com/mysema/query/domain/QueryExtensions6Test.java

@@ -0,0 +1,45 @@
+package com.mysema.query.domain;
+
+import static org.junit.Assert.*;
+
+import org.junit.Test;
+
+import com.mysema.query.annotations.QueryEntity;
+import com.mysema.query.annotations.QueryExtensions;
+import com.mysema.query.annotations.QueryMethod;
+
+public class QueryExtensions6Test {
+
+
+    @QueryEntity
+    public static class User {
+    
+        private User managedBy;
+
+        public User getManagedBy() {
+            return managedBy;
+        }
+
+        public void setManagedBy(User managedBy) {
+            this.managedBy = managedBy;
+        }
+        
+    }
+    
+    @QueryExtensions(User.class)
+    public static interface UserMethods{
+        
+        @QueryMethod("{0}.managedBy = {1}")
+        boolean isManagedBy(User other);
+        
+    }
+        
+    @Test
+    public void test(){
+        QQueryExtensions6Test_User user = QQueryExtensions6Test_User.user; 
+        QQueryExtensions6Test_User other = new QQueryExtensions6Test_User("other");
+        assertEquals("user.managedBy = other", user.isManagedBy(other).toString());
+    }
+    
+    
+}