modules/swing/src/test/api/java.injected/javax/swing/text/GapContentRTest.java

/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
/**
 * @author Alexey A. Ivanov
 */
package javax.swing.text;

import junit.framework.TestCase;

/**
 * Tests for GapContent class.
 *
 */
public class GapContentRTest extends TestCase {
    private GapContent content;

    public void testShiftGap() throws BadLocationException {
        content = new GapContent(50);
        content.insertString(0, "01234567890123456789");
        int[] offsets = new int[] { 9, 9, 10, 10, 13, 13, 14, 14, 15, 15, 20, 20, 21, 21 };
        Position[] pos = new Position[offsets.length];
        for (int i = 0; i < pos.length; i++) {
            pos[i] = content.createPosition(offsets[i]);
        }
        content.shiftGap(0);
        content.shiftGap(15);
        content.insertString(15, "^");
        for (int i = 0; i < pos.length; i++) {
            if (offsets[i] >= 15) {
                ++offsets[i];
            }
            assertEquals("@ " + i, offsets[i], pos[i].getOffset());
        }
    }
}