1/*
2 * Copyright (c) 2016, 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/*
25 * @test
26 * @bug 8146156
27 * @summary test whether conversion follows Locale.Category.FORMAT locale.
28 * @modules jdk.localedata
29 * @run main/othervm FormatLocale
30 */
31
32import java.io.ByteArrayOutputStream;
33import java.io.PrintStream;
34import java.util.List;
35import java.util.Locale;
36import java.util.Locale.Category;
37import java.util.stream.IntStream;
38
39public class FormatLocale {
40
41    static final float src = 3.14f;
42    static final List<Locale> formatLocale = List.of(Locale.US, Locale.FRANCE);
43    static final List<String> expected = List.of("3.14", "3,14");
44
45    public static void main(String [] args) {
46        IntStream.range(0, formatLocale.size()).forEach(i -> {
47            Locale.setDefault(Locale.Category.FORMAT, formatLocale.get(i));
48            ByteArrayOutputStream baos = new ByteArrayOutputStream();
49            new PrintStream(baos).format("%.2f", src);
50            if (!baos.toString().equals(expected.get(i))) {
51                throw new RuntimeException(
52                    "Wrong conversion with PrintStream.format() in locale "
53                    + formatLocale.get(i) +
54                    ". Expected: " + expected.get(i) +
55                    " Returned: " + baos.toString());
56            }
57        });
58    }
59}
60