130 lines
4.7 KiB
Java
130 lines
4.7 KiB
Java
/*
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* Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.EventQueue;
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import java.util.Arrays;
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import java.util.concurrent.atomic.AtomicInteger;
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import javax.swing.JPasswordField;
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import javax.swing.event.DocumentEvent;
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import javax.swing.event.DocumentListener;
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/**
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* @test
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* @bug 8258373
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*/
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public final class CheckCommonUseCases {
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public static void main(String[] args) throws Exception {
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EventQueue.invokeAndWait(() -> {
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JPasswordField pf = new JPasswordField();
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// check that pf work if the new text is longer/shorter than the old
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checkDifferentTextLength(pf);
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// count the listeners called by the setText();
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countListeners(pf);
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});
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}
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private static void countListeners(JPasswordField pf) {
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AtomicInteger insert = new AtomicInteger();
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AtomicInteger update = new AtomicInteger();
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AtomicInteger remove = new AtomicInteger();
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pf.getDocument().addDocumentListener(new DocumentListener() {
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@Override
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public void insertUpdate(DocumentEvent e) {
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insert.incrementAndGet();
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System.err.println("e = " + e);
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}
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@Override
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public void removeUpdate(DocumentEvent e) {
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remove.incrementAndGet();
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System.err.println("e = " + e);
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}
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@Override
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public void changedUpdate(DocumentEvent e) {
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update.incrementAndGet();
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System.err.println("e = " + e);
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}
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});
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// set the new text
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pf.setText("aaa");
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if (remove.get() != 0 || update.get() != 0 || insert.get() > 1) {
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System.err.println("remove = " + remove);
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System.err.println("update = " + update);
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System.err.println("insert = " + insert);
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throw new RuntimeException("Unexpected number of listeners");
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}
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insert.set(0);
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update.set(0);
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remove.set(0);
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// replace the old text
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pf.setText("bbb");
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if (remove.get() > 1 || update.get() > 1 || insert.get() > 1) {
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System.err.println("remove = " + remove);
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System.err.println("update = " + update);
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System.err.println("insert = " + insert);
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throw new RuntimeException("Unexpected number of listeners");
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}
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insert.set(0);
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update.set(0);
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remove.set(0);
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// remove the text
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pf.setText("");
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if (remove.get() > 1 || update.get() > 0 || insert.get() > 0) {
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System.err.println("remove = " + remove);
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System.err.println("update = " + update);
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System.err.println("insert = " + insert);
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throw new RuntimeException("Unexpected number of listeners");
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}
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}
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private static void checkDifferentTextLength(JPasswordField pf) {
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// forward
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for (int i = 0 ; i < 100; ++i){
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String expected = ("" + i).repeat(i);
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pf.setText(expected);
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String actual = Arrays.toString(pf.getPassword());
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if (actual.equals(expected)){
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System.err.println("Expected: " + expected);
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System.err.println("Actual: " + actual);
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throw new RuntimeException();
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}
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}
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// backward
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for (int i = 99; i >= 0; --i){
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String expected = ("" + i).repeat(i);
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pf.setText(expected);
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String actual = Arrays.toString(pf.getPassword());
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if (actual.equals(expected)){
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System.err.println("Expected: " + expected);
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System.err.println("Actual: " + actual);
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throw new RuntimeException();
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}
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}
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}
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}
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