1 /*
 2  * Copyright (c) 2014, 2023, 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
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22  */
23 
24 /*
25  * @test
26  * @bug 8008577 8138613
27  * @summary Check whether CLDR locale provider adapter is enabled by default
28  * @compile -XDignore.symbol.file ExpectedAdapterTypes.java
29  * @modules java.base/sun.util.locale.provider
30  * @run junit ExpectedAdapterTypes
31  */
32 
33 import java.util.Arrays;
34 import java.util.List;
35 import sun.util.locale.provider.LocaleProviderAdapter;
36 
37 import org.junit.Test;
38 
39 import static org.junit.jupiter.api.Assertions.assertEquals;
40 
41 public class ExpectedAdapterTypes {
42 
43     static final LocaleProviderAdapter.Type[] expected = {
44         LocaleProviderAdapter.Type.CLDR,
45         LocaleProviderAdapter.Type.JRE,
46     };
47 
48     /**
49      * This test ensures LocaleProviderAdapter.getAdapterPreference() returns
50      * the correct preferred adapter types. This test should fail whenever a change is made
51      * to the implementation and the expected list is not updated accordingly.
52      */
53     @Test
54     public void correctAdapterListTest() {
55         List<LocaleProviderAdapter.Type> actualTypes = LocaleProviderAdapter.getAdapterPreference();
56         List<LocaleProviderAdapter.Type> expectedTypes = Arrays.asList(expected);
57         assertEquals(actualTypes, expectedTypes, String.format("getAdapterPreference() " +
58                 "returns: %s, but the expected adapter list returns: %s", actualTypes, expectedTypes));
59     }
60 }