test/tools/javac/lambda/TargetType35.java

Tue, 12 Mar 2013 16:02:43 +0000

author
mcimadamore
date
Tue, 12 Mar 2013 16:02:43 +0000
changeset 1628
5ddecb91d843
parent 0
959103a6100f
permissions
-rw-r--r--

8009545: Graph inference: dependencies between inference variables should be set during incorporation
Summary: Move all transitivity checks into the incorporation round
Reviewed-by: jjg

     1 /*
     2  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     8  *
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    12  * version 2 for more details (a copy is included in the LICENSE file that
    13  * accompanied this code).
    14  *
    15  * You should have received a copy of the GNU General Public License version
    16  * 2 along with this work; if not, write to the Free Software Foundation,
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    18  *
    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    20  * or visit www.oracle.com if you need additional information or have any
    21  * questions.
    22  */
    24 /*
    25  * @test
    26  * @bug 8003280
    27  * @summary Add lambda tests
    28  *  missing erasure on intersection supertype of generated lambda class
    29  */
    30 public class TargetType35 {
    32     static int assertionCount = 0;
    34     static void assertTrue(boolean cond) {
    35         assertionCount++;
    36         if (!cond)
    37             throw new AssertionError();
    38     }
    40     interface A {}
    42     interface B {}
    44     static class C implements A, B {}
    46     static class D implements A, B {}
    48     interface SAM<Y, X> {
    49         Y invoke(X arg);
    50     }
    52     static class Sup {
    53        <Z> Z m(Z z) { return z; }
    54     }
    56     static class Sub extends Sup {
    57         <Z> Z m(Z z) { return z; }
    59         void test(C c, D d) {
    60             choose(c, d, x->x);
    61             choose(c, d, this::m);
    62             choose(c, d, super::m);
    63         }
    65         <T> void choose(T t1, T t2, SAM<T, T> t3) {
    66             assertTrue(true);
    67         }
    68     }
    70     public static void main(String[] args)
    71     {
    72         new Sub().test(null, null);
    73         assertTrue(assertionCount == 3);
    74     }
    75 }

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