1 /*
2  * Copyright (c) 2019, 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 8212749
27  * @summary test whether input value check for
28  *          DecimalFormat.setGroupingSize(int) works correctly.
29  * @run testng/othervm SetGroupingSizeTest
30  */
31 
32 import java.text.DecimalFormat;
33 
34 import static org.testng.Assert.assertEquals;
35 import org.testng.annotations.DataProvider;
36 import org.testng.annotations.Test;
37 
38 @Test
39 public class SetGroupingSizeTest {
40 
41     @DataProvider
validGroupingSizes()42     public static Object[][] validGroupingSizes() {
43         return new Object[][] {
44             { 0 },
45             { Byte.MAX_VALUE },
46         };
47     }
48 
49     @DataProvider
invalidGroupingSizes()50     public static Object[][] invalidGroupingSizes() {
51         return new Object[][] {
52             { Byte.MIN_VALUE - 1 },
53             { Byte.MIN_VALUE },
54             { -1 },
55             { Byte.MAX_VALUE + 1 },
56             { Integer.MIN_VALUE },
57             { Integer.MAX_VALUE },
58         };
59     }
60 
61     @Test(dataProvider = "validGroupingSizes")
test_validGroupingSize(int newVal)62     public void test_validGroupingSize(int newVal) {
63         DecimalFormat df = new DecimalFormat();
64         df.setGroupingSize(newVal);
65         assertEquals(df.getGroupingSize(), newVal);
66     }
67 
68     @Test(dataProvider = "invalidGroupingSizes",
69         expectedExceptions = IllegalArgumentException.class)
test_invalidGroupingSize(int newVal)70     public void test_invalidGroupingSize(int newVal) {
71         DecimalFormat df = new DecimalFormat();
72         df.setGroupingSize(newVal);
73     }
74 }
75