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/*
* Copyright (c) 1998, 2024, 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.Frame;
import java.awt.TextArea;
/*
* @test
* @bug 4118915
* @summary Test appending to a TextArea after the peer is created
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @run main/manual TextAreaAppendTest
*/
public class TextAreaAppendTest {
private static final String INSTRUCTIONS = """
If all four lines are visible in TextArea, the test passed.
If the last two lines have only one character visible, the test failed.
""";
public static void main(String[] args) throws Exception {
PassFailJFrame.builder()
.title("TextAreaAppendTest")
.instructions(INSTRUCTIONS)
.rows((int) INSTRUCTIONS.lines().count() + 2)
.columns(40)
.testUI(TextAreaAppendTest::createGUI)
.build()
.awaitAndCheck();
}
public static Frame createGUI() {
Frame f = new Frame("TextAreaAppendTest");
TextArea ta = new TextArea();
f.add(ta);
ta.append("line 1 (added before drawing)\n");
ta.append("line 2 (added before drawing)\n");
f.pack();
f.show();
ta.append("line 3 (added after drawing)\n");
ta.append("line 4 (added after drawing)\n");
return f;
}
}
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