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FYI: New tests for AbstractDocument
- From: Anthony Balkissoon <abalkiss at redhat dot com>
- To: mauve-patches at sources dot redhat dot com
- Date: Wed, 05 Oct 2005 12:11:26 -0400
- Subject: FYI: New tests for AbstractDocument
This tests the ElementChange contained in the DocumentEvent fired when
content is added and removed.
2005-10-05 Anthony Balkissoon <abalkiss@redhat.com>
* gnu/testlet/javax/swing/text/AbstractDocument/ElementChange.java:
New test.
--Tony
// Tags: JDK1.2
// Copyright (C) 2005 Red Hat.
// This file is part of Mauve.
// Mauve is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// Mauve 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 for more details.
// You should have received a copy of the GNU General Public License
// along with Mauve; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
package gnu.testlet.javax.swing.text.AbstractDocument;
import gnu.testlet.Testlet;
import gnu.testlet.TestHarness;
import javax.swing.text.*;
import javax.swing.*;
import javax.swing.event.*;
/**
* Tests if adding and removing content fires DocumentEvents with the proper ElementChange.
*/
public class ElementChange
implements Testlet
{
public void test(TestHarness harness)
{
JTextArea textArea = new JTextArea ();
final TestHarness harness2 = harness;
((AbstractDocument)textArea.getDocument()).addDocumentListener(new DocumentListener(){
public void changedUpdate (DocumentEvent e)
{
}
public void insertUpdate (DocumentEvent e)
{
Element root = e.getDocument().getDefaultRootElement();
DocumentEvent.ElementChange ec = e.getChange(root);
Element[] childrenAdded = ec.getChildrenAdded();
Element[] childrenRemoved = ec.getChildrenRemoved();
harness2.checkPoint("insert update children added");
harness2.check(childrenAdded.length == 4);
harness2.check(childrenAdded[0].getStartOffset() == 0);
harness2.check(childrenAdded[0].getEndOffset() == 36);
harness2.check(childrenAdded[1].getStartOffset() == 36);
harness2.check(childrenAdded[1].getEndOffset() == 97);
harness2.check(childrenAdded[2].getStartOffset() == 97);
harness2.check(childrenAdded[2].getEndOffset() == 134);
harness2.check(childrenAdded[3].getStartOffset() == 134);
harness2.check(childrenAdded[3].getEndOffset() == 176);
harness2.checkPoint("insert update children removed");
harness2.check(childrenRemoved.length == 1);
harness2.check(childrenRemoved[0].getStartOffset() == 0);
harness2.check(childrenRemoved[0].getEndOffset() == 176);
}
public void removeUpdate (DocumentEvent e)
{
Element root = e.getDocument().getDefaultRootElement();
DocumentEvent.ElementChange ec = e.getChange(root);
Element[] childrenAdded = ec.getChildrenAdded();
Element[] childrenRemoved = ec.getChildrenRemoved();
harness2.checkPoint("remove update children added");
harness2.check(childrenAdded.length == 1);
harness2.check(childrenAdded[0].getStartOffset() == 0);
harness2.check(childrenAdded[0].getEndOffset() == 57);
harness2.checkPoint("remove udpate childrem removed");
harness2.check(childrenRemoved.length == 2);
harness2.check(childrenRemoved[0].getStartOffset() == 0);
harness2.check(childrenRemoved[0].getEndOffset() == 5);
harness2.check(childrenRemoved[1].getStartOffset() == 5);
harness2.check(childrenRemoved[1].getEndOffset() == 57);
}
});
textArea.setText("This is the text that we are adding\nIt has several lines, which should be several children added\nWhile only one child will be removed\nThat is, if the implementation is correct");
try
{
textArea.getDocument().remove(5, 40);
}
catch (BadLocationException ble)
{
}
}
}