Sat, 22 Dec 2018 13:10:38 -0800
Added tag jdk8u202-b25 for changeset 15d8c732039b
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 for capture of non-mutable locals/outer fields in multiple scopes |
aoqi@0 | 29 | * @author Maurizio Cimadamore |
aoqi@0 | 30 | * @run main LambdaCapture04 |
aoqi@0 | 31 | */ |
aoqi@0 | 32 | |
aoqi@0 | 33 | public class LambdaCapture04 { |
aoqi@0 | 34 | |
aoqi@0 | 35 | static int assertionCount = 0; |
aoqi@0 | 36 | |
aoqi@0 | 37 | static void assertTrue(boolean cond) { |
aoqi@0 | 38 | assertionCount++; |
aoqi@0 | 39 | if (!cond) |
aoqi@0 | 40 | throw new AssertionError(); |
aoqi@0 | 41 | } |
aoqi@0 | 42 | |
aoqi@0 | 43 | interface Tester { |
aoqi@0 | 44 | void test(); |
aoqi@0 | 45 | } |
aoqi@0 | 46 | |
aoqi@0 | 47 | interface TU<U> { |
aoqi@0 | 48 | public void foo(U u); |
aoqi@0 | 49 | } |
aoqi@0 | 50 | |
aoqi@0 | 51 | public static <U> void exec(TU<U> lambda, U x) { |
aoqi@0 | 52 | lambda.foo(x); |
aoqi@0 | 53 | } |
aoqi@0 | 54 | |
aoqi@0 | 55 | Integer n1 = 10; |
aoqi@0 | 56 | |
aoqi@0 | 57 | void test1() { |
aoqi@0 | 58 | final Integer N1 = 1; |
aoqi@0 | 59 | class A { |
aoqi@0 | 60 | Integer n2 = 20; |
aoqi@0 | 61 | void test() { |
aoqi@0 | 62 | final Integer N2 = 2; |
aoqi@0 | 63 | class B { |
aoqi@0 | 64 | void test() { |
aoqi@0 | 65 | final Integer N3 = 3; |
aoqi@0 | 66 | exec((final Integer x) -> new Tester() { public void test() { assertTrue(x + n1 + n2 + N1 + N2 + N3 == 66); } }.test(),30); |
aoqi@0 | 67 | } |
aoqi@0 | 68 | } |
aoqi@0 | 69 | new B().test(); |
aoqi@0 | 70 | } |
aoqi@0 | 71 | } |
aoqi@0 | 72 | new A().test(); |
aoqi@0 | 73 | } |
aoqi@0 | 74 | |
aoqi@0 | 75 | void test2() { |
aoqi@0 | 76 | final Integer N1 = 1; |
aoqi@0 | 77 | class A { |
aoqi@0 | 78 | Integer n2 = 20; |
aoqi@0 | 79 | void test() { |
aoqi@0 | 80 | final Integer N2 = 2; |
aoqi@0 | 81 | class B { |
aoqi@0 | 82 | void test() { |
aoqi@0 | 83 | final Integer N3 = 3; |
aoqi@0 | 84 | exec((final Integer x) -> { |
aoqi@0 | 85 | class LocTester implements Tester { |
aoqi@0 | 86 | public void test() { assertTrue(x + n1 + n2 + N1 + N2 + N3 == 66); } |
aoqi@0 | 87 | }; |
aoqi@0 | 88 | new LocTester().test(); |
aoqi@0 | 89 | },30); |
aoqi@0 | 90 | } |
aoqi@0 | 91 | } |
aoqi@0 | 92 | new B().test(); |
aoqi@0 | 93 | } |
aoqi@0 | 94 | } |
aoqi@0 | 95 | new A().test(); |
aoqi@0 | 96 | } |
aoqi@0 | 97 | |
aoqi@0 | 98 | void test3() { |
aoqi@0 | 99 | final Integer N1 = 1; |
aoqi@0 | 100 | new Tester() { |
aoqi@0 | 101 | Integer n2 = 20; |
aoqi@0 | 102 | public void test() { |
aoqi@0 | 103 | final Integer N2 = 2; |
aoqi@0 | 104 | new Tester() { |
aoqi@0 | 105 | public void test() { |
aoqi@0 | 106 | final Integer N3 = 3; |
aoqi@0 | 107 | exec((final Integer x) -> new Tester() { public void test() { assertTrue(x + n1 + n2 + N1 + N2 + N3 == 66); } }.test(),30); |
aoqi@0 | 108 | } |
aoqi@0 | 109 | }.test(); |
aoqi@0 | 110 | } |
aoqi@0 | 111 | }.test(); |
aoqi@0 | 112 | } |
aoqi@0 | 113 | |
aoqi@0 | 114 | void test4() { |
aoqi@0 | 115 | final Integer N1 = 1; |
aoqi@0 | 116 | new Tester() { |
aoqi@0 | 117 | Integer n2 = 20; |
aoqi@0 | 118 | public void test() { |
aoqi@0 | 119 | final Integer N2 = 2; |
aoqi@0 | 120 | new Tester() { |
aoqi@0 | 121 | public void test() { |
aoqi@0 | 122 | final Integer N3 = 3; |
aoqi@0 | 123 | exec((final Integer x) -> { |
aoqi@0 | 124 | class LocTester implements Tester { |
aoqi@0 | 125 | public void test() { assertTrue(x + n1 + n2 + N1 + N2 + N3 == 66); } |
aoqi@0 | 126 | }; |
aoqi@0 | 127 | new LocTester().test(); |
aoqi@0 | 128 | },30); |
aoqi@0 | 129 | } |
aoqi@0 | 130 | }.test(); |
aoqi@0 | 131 | } |
aoqi@0 | 132 | }.test(); |
aoqi@0 | 133 | } |
aoqi@0 | 134 | |
aoqi@0 | 135 | public static void main(String[] args) { |
aoqi@0 | 136 | LambdaCapture04 t = new LambdaCapture04(); |
aoqi@0 | 137 | t.test1(); |
aoqi@0 | 138 | t.test2(); |
aoqi@0 | 139 | t.test3(); |
aoqi@0 | 140 | t.test4(); |
aoqi@0 | 141 | assertTrue(assertionCount == 4); |
aoqi@0 | 142 | } |
aoqi@0 | 143 | } |