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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).
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23 
24 /*
25  * @test
26  * @bug 6657026
27  * @summary Tests constancy of borders
28  * @author Sergey Malenkov
29  */
30 
31 import java.awt.Insets;
32 import javax.swing.border.Border;
33 import javax.swing.plaf.metal.MetalBorders.ButtonBorder;
34 import javax.swing.plaf.metal.MetalBorders.MenuBarBorder;
35 import javax.swing.plaf.metal.MetalBorders.MenuItemBorder;
36 import javax.swing.plaf.metal.MetalBorders.PopupMenuBorder;
37 
38 public class Test6657026 {
39 
40     private static final Insets NEGATIVE = new Insets(Integer.MIN_VALUE,
41                                                       Integer.MIN_VALUE,
42                                                       Integer.MIN_VALUE,
43                                                       Integer.MIN_VALUE);
44 
main(String[] args)45     public static void main(String[] args) {
46         new ButtonBorder() {{borderInsets = NEGATIVE;}};
47         new MenuBarBorder() {{borderInsets = NEGATIVE;}};
48         new MenuItemBorder() {{borderInsets = NEGATIVE;}};
49         new PopupMenuBorder() {{borderInsets = NEGATIVE;}};
50 
51         test(create("ButtonBorder"));
52         test(create("MenuBarBorder"));
53         test(create("MenuItemBorder"));
54         test(create("PopupMenuBorder"));
55 
56         test(create("Flush3DBorder"));
57         test(create("InternalFrameBorder"));
58         // NOT USED: test(create("FrameBorder"));
59         // NOT USED: test(create("DialogBorder"));
60         test(create("PaletteBorder"));
61         test(create("OptionDialogBorder"));
62         test(create("ScrollPaneBorder"));
63     }
64 
create(String name)65     private static Border create(String name) {
66         try {
67             name = "javax.swing.plaf.metal.MetalBorders$" + name;
68             return (Border) Class.forName(name).newInstance();
69         }
70         catch (Exception exception) {
71             throw new Error("unexpected exception", exception);
72         }
73     }
74 
test(Border border)75     private static void test(Border border) {
76         Insets actual = border.getBorderInsets(null);
77         if (NEGATIVE.equals(actual)) {
78             throw new Error("unexpected insets in " + border.getClass());
79         }
80         Insets expected = (Insets) actual.clone();
81         // modify
82         actual.top++;
83         actual.left++;
84         actual.right++;
85         actual.bottom++;
86         // validate
87         if (!expected.equals(border.getBorderInsets(null))) {
88             throw new Error("shared insets in " + border.getClass());
89         }
90     }
91 }
92