1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
|
/*
* Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.awt.EventQueue;
import java.util.Arrays;
import java.util.concurrent.atomic.AtomicInteger;
import javax.swing.JPasswordField;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
/**
* @test
* @bug 8258373
*/
public final class CheckCommonUseCases {
public static void main(String[] args) throws Exception {
EventQueue.invokeAndWait(() -> {
JPasswordField pf = new JPasswordField();
// check that pf work if the new text is longer/shorter than the old
checkDifferentTextLength(pf);
// count the listeners called by the setText();
countListeners(pf);
});
}
private static void countListeners(JPasswordField pf) {
AtomicInteger insert = new AtomicInteger();
AtomicInteger update = new AtomicInteger();
AtomicInteger remove = new AtomicInteger();
pf.getDocument().addDocumentListener(new DocumentListener() {
@Override
public void insertUpdate(DocumentEvent e) {
insert.incrementAndGet();
System.err.println("e = " + e);
}
@Override
public void removeUpdate(DocumentEvent e) {
remove.incrementAndGet();
System.err.println("e = " + e);
}
@Override
public void changedUpdate(DocumentEvent e) {
update.incrementAndGet();
System.err.println("e = " + e);
}
});
// set the new text
pf.setText("aaa");
if (remove.get() != 0 || update.get() != 0 || insert.get() > 1) {
System.err.println("remove = " + remove);
System.err.println("update = " + update);
System.err.println("insert = " + insert);
throw new RuntimeException("Unexpected number of listeners");
}
insert.set(0);
update.set(0);
remove.set(0);
// replace the old text
pf.setText("bbb");
if (remove.get() > 1 || update.get() > 1 || insert.get() > 1) {
System.err.println("remove = " + remove);
System.err.println("update = " + update);
System.err.println("insert = " + insert);
throw new RuntimeException("Unexpected number of listeners");
}
insert.set(0);
update.set(0);
remove.set(0);
// remove the text
pf.setText("");
if (remove.get() > 1 || update.get() > 0 || insert.get() > 0) {
System.err.println("remove = " + remove);
System.err.println("update = " + update);
System.err.println("insert = " + insert);
throw new RuntimeException("Unexpected number of listeners");
}
}
private static void checkDifferentTextLength(JPasswordField pf) {
// forward
for (int i = 0 ; i < 100; ++i){
String expected = ("" + i).repeat(i);
pf.setText(expected);
String actual = Arrays.toString(pf.getPassword());
if (actual.equals(expected)){
System.err.println("Expected: " + expected);
System.err.println("Actual: " + actual);
throw new RuntimeException();
}
}
// backward
for (int i = 99; i >= 0; --i){
String expected = ("" + i).repeat(i);
pf.setText(expected);
String actual = Arrays.toString(pf.getPassword());
if (actual.equals(expected)){
System.err.println("Expected: " + expected);
System.err.println("Actual: " + actual);
throw new RuntimeException();
}
}
}
}
|
