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 import org.testng.annotations.DataProvider;
25 import org.testng.annotations.Test;
26 
27 import static org.testng.Assert.assertEquals;
28 
29 /*
30  * @test
31  * @bug 8077559
32  * @summary Tests Compact String. This one is for String.valueOf.
33  *          valueOf(char[] data) is not tested here.
34  * @run testng/othervm -XX:+CompactStrings ValueOf
35  * @run testng/othervm -XX:-CompactStrings ValueOf
36  */
37 
38 public class ValueOf {
39 
40     /*
41      * Data provider for testValueOf
42      *
43      * @return input parameter for testValueOf
44      */
45     @DataProvider
valueOfs()46     public Object[][] valueOfs() {
47         return new Object[][] { { String.valueOf(true), "true" },
48                 { String.valueOf(false), "false" },
49                 { String.valueOf(1.0f), "1.0" },
50                 { String.valueOf(0.0f), "0.0" },
51                 { String.valueOf(Float.MAX_VALUE), "3.4028235E38" },
52                 { String.valueOf(Float.MIN_VALUE), "1.4E-45" },
53                 { String.valueOf(1.0d), "1.0" },
54                 { String.valueOf(0.0d), "0.0" },
55                 { String.valueOf(Double.MAX_VALUE), "1.7976931348623157E308" },
56                 { String.valueOf(Double.MIN_VALUE), "4.9E-324" },
57                 { String.valueOf(1), "1" }, { String.valueOf(0), "0" },
58                 { String.valueOf(Integer.MAX_VALUE), "2147483647" },
59                 { String.valueOf(Integer.MIN_VALUE), "-2147483648" },
60                 { String.valueOf(1L), "1" }, { String.valueOf(0L), "0" },
61                 { String.valueOf(Long.MAX_VALUE), "9223372036854775807" },
62                 { String.valueOf(Long.MIN_VALUE), "-9223372036854775808" } };
63     }
64 
65     /*
66      * test String.valueOf(xxx).
67      *
68      * @param res
69      *            real result
70      * @param expected
71      *            expected result
72      */
73     @Test(dataProvider = "valueOfs")
testValueOf(String res, String expected)74     public void testValueOf(String res, String expected) {
75         assertEquals(res, expected);
76     }
77 
78 }
79