aoqi@0: /*
aoqi@0:  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /**
aoqi@0:  * @test
aoqi@0:  * @bug 8003639
aoqi@0:  * @summary convert lambda testng tests to jtreg and add them
aoqi@0:  * @run testng MethodReferenceTestFDCCE
aoqi@0:  */
aoqi@0: 
aoqi@0: import org.testng.annotations.Test;
aoqi@0: import java.lang.reflect.Array;
aoqi@0: 
aoqi@0: import static org.testng.Assert.assertEquals;
aoqi@0: import static org.testng.Assert.assertTrue;
aoqi@0: import static org.testng.Assert.fail;
aoqi@0: 
aoqi@0: /**
aoqi@0:  * Method references and raw types.
aoqi@0:  * @author Robert Field
aoqi@0:  */
aoqi@0: 
aoqi@0: @Test
aoqi@0: @SuppressWarnings({"rawtypes", "unchecked"})
aoqi@0: public class MethodReferenceTestFDCCE {
aoqi@0: 
aoqi@0:     static void assertCCE(Throwable t) {
aoqi@0:         assertEquals(t.getClass().getName(), "java.lang.ClassCastException");
aoqi@0:     }
aoqi@0: 
aoqi@0:     interface Pred<T> { boolean accept(T x); }
aoqi@0: 
aoqi@0:     interface Ps { boolean accept(short x); }
aoqi@0: 
aoqi@0:     interface Oo { Object too(int x); }
aoqi@0: 
aoqi@0:     interface Reto<T> { T m(); }
aoqi@0: 
aoqi@0:     class A {}
aoqi@0:     class B extends A {}
aoqi@0: 
aoqi@0:     static boolean isMinor(int x) {
aoqi@0:         return x < 18;
aoqi@0:     }
aoqi@0: 
aoqi@0:     static boolean tst(A x) {
aoqi@0:         return true;
aoqi@0:     }
aoqi@0: 
aoqi@0:     static Object otst(Object x) {
aoqi@0:         return x;
aoqi@0:     }
aoqi@0: 
aoqi@0:     static boolean stst(Short x) {
aoqi@0:         return x < 18;
aoqi@0:     }
aoqi@0: 
aoqi@0:     static short ritst() {
aoqi@0:         return 123;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDPrim1() {
aoqi@0:         Pred<Byte> p = MethodReferenceTestFDCCE::isMinor;
aoqi@0:         Pred p2 = p;
aoqi@0:         assertTrue(p2.accept((Byte)(byte)15));
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDPrim2() {
aoqi@0:         Pred<Byte> p = MethodReferenceTestFDCCE::isMinor;
aoqi@0:         Pred p2 = p;
aoqi@0:         assertTrue(p2.accept((byte)15));
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDPrimICCE() {
aoqi@0:         Pred<Byte> p = MethodReferenceTestFDCCE::isMinor;
aoqi@0:         Pred p2 = p;
aoqi@0:         try {
aoqi@0:             p2.accept(15); // should throw CCE
aoqi@0:             fail("Exception should have been thrown");
aoqi@0:         } catch (Throwable t) {
aoqi@0:             assertCCE(t);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDPrimOCCE() {
aoqi@0:         Pred<Byte> p = MethodReferenceTestFDCCE::isMinor;
aoqi@0:         Pred p2 = p;
aoqi@0:         try {
aoqi@0:             p2.accept(new Object()); // should throw CCE
aoqi@0:             fail("Exception should have been thrown");
aoqi@0:         } catch (Throwable t) {
aoqi@0:             assertCCE(t);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDRef() {
aoqi@0:         Pred<B> p = MethodReferenceTestFDCCE::tst;
aoqi@0:         Pred p2 = p;
aoqi@0:         assertTrue(p2.accept(new B()));
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDRefCCE() {
aoqi@0:         Pred<B> p = MethodReferenceTestFDCCE::tst;
aoqi@0:         Pred p2 = p;
aoqi@0:         try {
aoqi@0:             p2.accept(new A()); // should throw CCE
aoqi@0:             fail("Exception should have been thrown");
aoqi@0:         } catch (Throwable t) {
aoqi@0:             assertCCE(t);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDPrimPrim() {
aoqi@0:         Ps p = MethodReferenceTestFDCCE::isMinor;
aoqi@0:         assertTrue(p.accept((byte)15));
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDPrimBoxed() {
aoqi@0:         Ps p = MethodReferenceTestFDCCE::stst;
aoqi@0:         assertTrue(p.accept((byte)15));
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDPrimRef() {
aoqi@0:         Oo p = MethodReferenceTestFDCCE::otst;
aoqi@0:         assertEquals(p.too(15).getClass().getName(), "java.lang.Integer");
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void testMethodReferenceFDRet1() {
aoqi@0:         Reto<Short> p = MethodReferenceTestFDCCE::ritst;
aoqi@0:         assertEquals(p.m(), (Short)(short)123);
aoqi@0:     }
aoqi@0: }