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test/tools/javac/lambda/lambdaExpression/LambdaTest5.java@5ddecb91d843 (annotated)

test/tools/javac/lambda/lambdaExpression/LambdaTest5.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

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/**
aoqi@0	25	* @test
aoqi@0	26	* @bug 8003280
aoqi@0	27	* @summary Add lambda tests
aoqi@0	28	* Test lambda expressions inside lambda expressions
aoqi@0	29	* @compile LambdaTest5.java
aoqi@0	30	* @run main LambdaTest5
aoqi@0	31	*/
aoqi@0	32
aoqi@0	33	public class LambdaTest5 {
aoqi@0	34
aoqi@0	35	interface A {
aoqi@0	36	int m();
aoqi@0	37	}
aoqi@0	38
aoqi@0	39	interface B {
aoqi@0	40	int make (int i);
aoqi@0	41	}
aoqi@0	42
aoqi@0	43	private static int count = 0;
aoqi@0	44
aoqi@0	45	private static void assertTrue(boolean b) {
aoqi@0	46	if(!b)
aoqi@0	47	throw new AssertionError();
aoqi@0	48	}
aoqi@0	49
aoqi@0	50	static A a;
aoqi@0	51	static A a2;
aoqi@0	52	static A a3;
aoqi@0	53	static A a4;
aoqi@0	54
aoqi@0	55	public static void main(String[] args) {
aoqi@0	56	B b = (int i) -> ((A)()-> 5).m();
aoqi@0	57	assertTrue(b.make(0) == 5);
aoqi@0	58
aoqi@0	59	a = () -> ((A)()-> { return 6; }).m(); //self reference
aoqi@0	60	assertTrue(a.m() == 6);
aoqi@0	61
aoqi@0	62	a2 = ()-> {
aoqi@0	63	A an = ()-> { return 7; }; //self reference
aoqi@0	64	return an.m();
aoqi@0	65	};
aoqi@0	66	assertTrue(a2.m() == 7);
aoqi@0	67
aoqi@0	68	a3 = () -> a3.m(); //self reference
aoqi@0	69	try {
aoqi@0	70	a3.m();
aoqi@0	71	} catch(StackOverflowError e) {
aoqi@0	72	count++;
aoqi@0	73	}
aoqi@0	74	assertTrue(count==1);
aoqi@0	75
aoqi@0	76	a4 = ()-> ((B)(int i)-> ((A)()-> 9).m() ).make(0);
aoqi@0	77	assertTrue(a4.m() == 9);
aoqi@0	78	}
aoqi@0	79	}