01: /*
02: * Copyright 2004-2006 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16:
17: package org.compass.core.util;
18:
19: import junit.framework.TestCase;
20: import org.compass.core.util.reader.ReverseStringReader;
21:
22: /**
23: * @author kimchy
24: */
25: public class ReverseStringReaderTests extends TestCase {
26:
27: public void testRead() throws Exception {
28: String str = "123";
29:
30: ReverseStringReader reader = new ReverseStringReader(str);
31: assertEquals('3', reader.read());
32: assertEquals('2', reader.read());
33: assertEquals('1', reader.read());
34: assertEquals(-1, reader.read());
35:
36: }
37:
38: public void testReadBuffer() throws Exception {
39: String str = "123456789";
40:
41: ReverseStringReader reader = new ReverseStringReader(str);
42: char[] data = new char[5];
43: reader.read(data);
44: assertEquals('9', data[0]);
45: assertEquals('8', data[1]);
46: assertEquals('7', data[2]);
47: assertEquals('6', data[3]);
48: assertEquals('5', data[4]);
49:
50: reader.read(data);
51: assertEquals('4', data[0]);
52: assertEquals('3', data[1]);
53: assertEquals('2', data[2]);
54: assertEquals('1', data[3]);
55: assertEquals('5', data[4]);
56: }
57: }
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