PermissionCollectionStreamTest.java revision 12299:bbd5410f1dbe 
1/*
2 * Copyright (c) 2015, 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 */
23
24/* @test
25 * @bug 8081678
26 * @summary Tests for stream returning methods
27 * @library ../../util/stream/bootlib
28 * @build java.util.stream.OpTestCase
29 * @run testng/othervm PermissionCollectionStreamTest
30 */
31
32import org.testng.annotations.DataProvider;
33import org.testng.annotations.Test;
34
35import java.io.FilePermission;
36import java.security.Permission;
37import java.security.PermissionCollection;
38import java.util.Collection;
39import java.util.Collections;
40import java.util.function.Supplier;
41import java.util.stream.OpTestCase;
42import java.util.stream.Stream;
43import java.util.stream.TestData;
44
45public class PermissionCollectionStreamTest extends OpTestCase {
46
47    @DataProvider
48    public static Object[][] permissions() {
49        return new Object[][]{
50                {
51                        "FilePermission",
52                        new Permission[]{
53                                new FilePermission("/home/foobar", "read"),
54                                new FilePermission("/home/foo", "write"),
55                                new FilePermission("/home/foobar", "read,write"),
56                        }
57                },
58        };
59    }
60
61
62    private PermissionCollection create(Permission[] pa) {
63        PermissionCollection pc = pa[0].newPermissionCollection();
64        for (Permission p : pa) {
65            pc.add(p);
66        }
67        return pc;
68    }
69
70    @Test(dataProvider = "permissions")
71    public void testElementsAsStream(String description, Permission[] pa) {
72        PermissionCollection pc = create(pa);
73
74        Supplier<Stream<Permission>> ss = pc::elementsAsStream;
75
76        Collection<Permission> expected = Collections.list(pc.elements());
77        withData(TestData.Factory.ofSupplier(description, ss))
78                .stream(s -> s)
79                .expectedResult(expected)
80                .exercise();
81    }
82}
83