test/jdk/lambda/MethodReferenceTestInstanceMethod.java

rev 7597 : 8015318: Extend Collector with 'finish' operation
Reviewed-by:
Contributed-by: brian.goetz@oracle.com

@@ -45,11 +45,11 @@
             return m.apply(val);
         }
     }
 
     public void testStringBuffer() {
-        String s = generate().collect(Collectors.toStringBuilder()).toString();
+        String s = generate().collect(Collectors.joining());
         assertEquals(s, "THREEFOURFIVE");
     }
 
     public void testMRInstance() {
         Thingy<String,String> t = new Thingy<>();