Thu, 10 Oct 2013 14:58:04 +0200
8001931: The new build system whitespace cleanup
Reviewed-by: tbell, simonis, erikj
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 * test for capture of non-mutable locals/outer fields in multiple scopes
29 * @author Maurizio Cimadamore
30 * @run main LambdaCapture04
31 */
33 public class LambdaCapture04 {
35 static int assertionCount = 0;
37 static void assertTrue(boolean cond) {
38 assertionCount++;
39 if (!cond)
40 throw new AssertionError();
41 }
43 interface Tester {
44 void test();
45 }
47 interface TU<U> {
48 public void foo(U u);
49 }
51 public static <U> void exec(TU<U> lambda, U x) {
52 lambda.foo(x);
53 }
55 Integer n1 = 10;
57 void test1() {
58 final Integer N1 = 1;
59 class A {
60 Integer n2 = 20;
61 void test() {
62 final Integer N2 = 2;
63 class B {
64 void test() {
65 final Integer N3 = 3;
66 exec((final Integer x) -> new Tester() { public void test() { assertTrue(x + n1 + n2 + N1 + N2 + N3 == 66); } }.test(),30);
67 }
68 }
69 new B().test();
70 }
71 }
72 new A().test();
73 }
75 void test2() {
76 final Integer N1 = 1;
77 class A {
78 Integer n2 = 20;
79 void test() {
80 final Integer N2 = 2;
81 class B {
82 void test() {
83 final Integer N3 = 3;
84 exec((final Integer x) -> {
85 class LocTester implements Tester {
86 public void test() { assertTrue(x + n1 + n2 + N1 + N2 + N3 == 66); }
87 };
88 new LocTester().test();
89 },30);
90 }
91 }
92 new B().test();
93 }
94 }
95 new A().test();
96 }
98 void test3() {
99 final Integer N1 = 1;
100 new Tester() {
101 Integer n2 = 20;
102 public void test() {
103 final Integer N2 = 2;
104 new Tester() {
105 public void test() {
106 final Integer N3 = 3;
107 exec((final Integer x) -> new Tester() { public void test() { assertTrue(x + n1 + n2 + N1 + N2 + N3 == 66); } }.test(),30);
108 }
109 }.test();
110 }
111 }.test();
112 }
114 void test4() {
115 final Integer N1 = 1;
116 new Tester() {
117 Integer n2 = 20;
118 public void test() {
119 final Integer N2 = 2;
120 new Tester() {
121 public void test() {
122 final Integer N3 = 3;
123 exec((final Integer x) -> {
124 class LocTester implements Tester {
125 public void test() { assertTrue(x + n1 + n2 + N1 + N2 + N3 == 66); }
126 };
127 new LocTester().test();
128 },30);
129 }
130 }.test();
131 }
132 }.test();
133 }
135 public static void main(String[] args) {
136 LambdaCapture04 t = new LambdaCapture04();
137 t.test1();
138 t.test2();
139 t.test3();
140 t.test4();
141 assertTrue(assertionCount == 4);
142 }
143 }