/*
* 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.fontbox.cff;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import org.junit.Test;
import java.util.List;
import java.util.ArrayList;
/**
* This class includes some test cases for the Type1CharStringFormatter and the Type1CharStringParser.
*
* @author Villu Ruusmann
* @version $Revision$
*/
public class Type1CharStringTest
{
/**
* Tests the encoding and decoding of a command sequence.
* @throws IOException if an error occurs during reading
*/
@Test
public void commandEncoding() throws IOException
{
List<Object> commands = createCommandSequence(new int[] { 0 },
new int[] { 12, 0 }, new int[] { 31 });
byte[] encodedCommands = new Type1CharStringFormatter().format(commands);
List<Object> decodedCommands = new Type1CharStringParser().parse(encodedCommands);
assertEquals(1 + 2 + 1, encodedCommands.length);
assertEquals(commands, decodedCommands);
}
/**
* Tests the encoding and decoding of a number sequence.
* @throws IOException if an error occurs during reading
*/
@Test
public void numberEncoding() throws IOException
{
List<Object> numbers = createNumberSequence(-10000, -1131, -108, -107,
0, 107, 108, 1131, 10000);
byte[] encodedNumbers = new Type1CharStringFormatter().format(numbers);
List<Object> decodedNumbers = new Type1CharStringParser()
.parse(encodedNumbers);
assertEquals(5 + 2 * 2 + 3 * 1 + 2 * 2 + 5, encodedNumbers.length);
assertEquals(numbers, decodedNumbers);
}
private static List<Object> createCommandSequence(int[]... values)
{
List<Object> sequence = new ArrayList<Object>();
for (int[] value : values)
{
sequence.add(value.length > 1 ? new CharStringCommand(value[0],
value[1]) : new CharStringCommand(value[0]));
}
return sequence;
}
private static List<Object> createNumberSequence(int... values)
{
List<Object> sequence = new ArrayList<Object>();
for (int value : values)
{
sequence.add(Integer.valueOf(value));
}
return sequence;
}
}