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/*
* 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.
*/
package org.apache.tomcat.util.buf;
import org.junit.Assert;
import org.junit.Test;
/**
* Test cases for {@link CharChunk}.
*/
public class TestCharChunk {
@Test
public void testEndsWith() {
CharChunk cc = new CharChunk();
Assert.assertFalse(cc.endsWith("test"));
cc.setChars("xxtestxx".toCharArray(), 2, 4);
Assert.assertTrue(cc.endsWith(""));
Assert.assertTrue(cc.endsWith("t"));
Assert.assertTrue(cc.endsWith("st"));
Assert.assertTrue(cc.endsWith("test"));
Assert.assertFalse(cc.endsWith("x"));
Assert.assertFalse(cc.endsWith("xxtest"));
}
@Test
public void testIndexOf_String() {
char[] chars = "Hello\u00a0world".toCharArray();
final int len = chars.length;
CharChunk cc = new CharChunk();
cc.setChars(chars, 0, len);
Assert.assertEquals(0, cc.indexOf("Hello", 0, "Hello".length(), 0));
Assert.assertEquals(2, cc.indexOf("ll", 0, 2, 0));
Assert.assertEquals(2, cc.indexOf("Hello", 2, 2, 0));
Assert.assertEquals(7, cc.indexOf("o", 0, 1, 5));
// Does work outside of 0-127 (unlike ByteChunk)
Assert.assertEquals(5, cc.indexOf("\u00a0", 0, 1, 0));
cc.setChars(chars, 6, 5);
Assert.assertEquals(1, cc.indexOf("o", 0, 1, 0));
cc.setChars(chars, 6, 2);
Assert.assertEquals(0, cc.indexOf("wo", 0, 1, 0));
Assert.assertEquals(-1, cc.indexOf("d", 0, 1, 0));
}
@Test
public void testToString() {
CharChunk cc = new CharChunk();
Assert.assertNull(cc.toString());
char[] data = new char[8];
cc.setChars(data, 0, data.length);
Assert.assertNotNull(cc.toString());
cc.recycle();
// toString() should behave consistently for new ByteChunk and
// immediately after a call to recycle().
Assert.assertNull(cc.toString());
}
}
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