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 6807702
27  * @summary Basic test for Integer.valueOf
28  * @run main ValueOf

29  * @run main/othervm -esa -XX:+IgnoreUnrecognizedVMOptions -XX:+EliminateAutoBox
30  *                   -XX:AutoBoxCacheMax=20000 ValueOf
31  */
32 
33 public class ValueOf {
34 
35     // test Integer.valueOf over this range (inclusive)
36     private static final int TEST_LOW  = -1024;
37     private static final int TEST_HIGH = 24576;
38 
39     public static void main(String[] args) {
40         int i = TEST_LOW;
41         while (i <= TEST_HIGH) {
42             // check that valueOf stores i
43             if (Integer.valueOf(i).intValue() != i)
44                 throw new RuntimeException();
45 
46             // check that the same object is returned for integral values
47             // in the range -128 to 127 (inclusive)
48             if (i >= -128 && i <= 127) {

 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 6807702
27  * @summary Basic test for Integer.valueOf
28  * @run main ValueOf
29  * @run main/othervm --enable-preview ValueOf
30  * @run main/othervm -esa -XX:+IgnoreUnrecognizedVMOptions -XX:+EliminateAutoBox
31  *                   -XX:AutoBoxCacheMax=20000 ValueOf
32  */
33 
34 public class ValueOf {
35 
36     // test Integer.valueOf over this range (inclusive)
37     private static final int TEST_LOW  = -1024;
38     private static final int TEST_HIGH = 24576;
39 
40     public static void main(String[] args) {
41         int i = TEST_LOW;
42         while (i <= TEST_HIGH) {
43             // check that valueOf stores i
44             if (Integer.valueOf(i).intValue() != i)
45                 throw new RuntimeException();
46 
47             // check that the same object is returned for integral values
48             // in the range -128 to 127 (inclusive)
49             if (i >= -128 && i <= 127) {