test/tools/javac/lambda/LambdaConv05.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) 2011, 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  *  function type and method type inference
    29  * @author  Alex Buckley
    30  * @author  Maurizio Cimadamore
    31  * @run main LambdaConv05
    32  */
    34 import java.util.*;
    36 public class LambdaConv05 {
    38     static void assertTrue(boolean cond) {
    39         if (!cond)
    40             throw new AssertionError();
    41     }
    43     int count = 0;
    45     void sort(List<String> data) {
    46       Collections.sort(data,
    47                        (String a, String b) -> { LambdaConv05.this.count++; return a.length()-b.length(); });
    48     }
    50     public static void main(String[] args) {
    51         ArrayList<String> arr = new ArrayList<>();
    52         arr.add("Three");
    53         arr.add("Four");
    54         arr.add("One");
    55         LambdaConv05 sorter = new LambdaConv05();
    56         sorter.sort(arr);
    57         assertTrue(arr.get(0).equals("One"));
    58         assertTrue(arr.get(1).equals("Four"));
    59         assertTrue(arr.get(2).equals("Three"));
    60         assertTrue(sorter.count == 2);
    61     }
    62 }

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