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8003280: Add lambda tests

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Turn on lambda expression, method reference and default method support

Reviewed-by: jjg
This commit is contained in:
Maurizio Cimadamore 2012-11-17 19:01:03 +00:00
parent c39f1d99b4
commit a494f0ab86
451 changed files with 15433 additions and 488 deletions
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58
langtools/test/tools/javac/lambda/MostSpecific04.java Normal file
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/*
* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8003280
* @summary Add lambda tests
* Structural most specific doesn't handle cases with wildcards in functional interfaces
*/
public class MostSpecific04 {
static int assertionCount = 0;
static void assertTrue(boolean cond) {
assertionCount++;
if (!cond)
throw new AssertionError();
}
interface DoubleMapper<T> {
double map(T t);
}
interface LongMapper<T> {
long map(T t);
}
static class MyList<E> {
void map(DoubleMapper<? super E> m) { assertTrue(false); }
void map(LongMapper<? super E> m) { assertTrue(true); }
}
public static void main(String[] args) {
MyList<String> ls = new MyList<String>();
ls.map(e->e.length());
assertTrue(assertionCount == 1);
}
}