| /* |
| * 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. |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.fop.afp.fonts; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import java.nio.charset.CharacterCodingException; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| /** |
| * Test {@link CharactersetEncoder} |
| */ |
| public class CharactersetEncoderTestCase { |
| private CharactersetEncoder singlebyteEncoder; |
| private CharactersetEncoder doublebyteEncoder; |
| |
| @Before |
| public void setUp() { |
| singlebyteEncoder = CharacterSetType.SINGLE_BYTE.getEncoder("cp500"); |
| doublebyteEncoder = CharacterSetType.DOUBLE_BYTE_LINE_DATA.getEncoder("cp937"); |
| } |
| |
| // This is just an arbitrary CJK string |
| private final String testCJKText = "\u8ACB\u65BC\u627F\u505A\u65E5\u4E03\u65E5\u5167\u672A\u9054" |
| + "\u4E03\u65E5\u4E4B\u5B9A\u5B58\u8005\u4EE5\u5BE6\u969B\u5230\u671F\u65E5\u5167\u78BA" |
| + "\u8A8D\u672C\u4EA4\u6613\u5167\u5BB9\u3002\u5982\u672A\u65BC\u4E0A\u8FF0\u671F\u9593" |
| + "\u5167\u63D0\u51FA\u7570\u8B70\uFF0C\u8996\u540C\u610F\u627F\u8A8D\u672C\u4EA4\u6613" |
| + "\u3002"; |
| |
| private final byte[] test6CJKChars = { |
| (byte) 0x61, (byte) 0x99, |
| (byte) 0x50, (byte) 0xf4, |
| (byte) 0x50, (byte) 0xd4, |
| (byte) 0x56, (byte) 0x99, |
| (byte) 0x4c, (byte) 0xc9, |
| (byte) 0x4c, (byte) 0x44 }; |
| |
| private final String testEngText = "Hello World!"; |
| private final byte[] testEngChars = { |
| (byte) 0xc8, // H |
| (byte) 0x85, // e |
| (byte) 0x93, // l |
| (byte) 0x93, // l |
| (byte) 0x96, // o |
| (byte) 0x40, // " " |
| (byte) 0xe6, // W |
| (byte) 0x96, // o |
| (byte) 0x99, // r |
| (byte) 0x93, // l |
| (byte) 0x84, // d |
| (byte) 0x4f // ! |
| }; |
| |
| /** |
| * Tests canEncode() - tests that canEncode() responds properly to various input characters. |
| */ |
| @Test |
| public void testCanEncode() { |
| // Both SBCS and DBCS should support Latin characters |
| for (char c = '!'; c < '~'; c++) { |
| assertTrue(singlebyteEncoder.canEncode(c)); |
| assertTrue(doublebyteEncoder.canEncode(c)); |
| } |
| // ONLY the double byte characters can handle CJK text |
| for (char c : testCJKText.toCharArray()) { |
| assertFalse(singlebyteEncoder.canEncode(c)); |
| assertTrue(doublebyteEncoder.canEncode(c)); |
| } |
| // Ensure that double byte encoder doesn't just return true all the time... |
| assertFalse(doublebyteEncoder.canEncode('\u00BB')); |
| } |
| |
| @Test |
| public void testEncode() throws CharacterCodingException, IOException { |
| CharactersetEncoder.EncodedChars encChars; // = doublebyteEncoder.encode(testCJKText); |
| ByteArrayOutputStream bOut = new ByteArrayOutputStream(); |
| // JAVA 1.5 has a bug in the JVM in which these err for some reason... JAVA 1.6 no issues |
| /*encChars.writeTo(bOut, 0, encChars.getLength()); |
| byte[] bytes = bOut.toByteArray(); |
| for (int i = 0; i < 12; i++) { |
| assertEquals(test6CJKChars[i], bytes[i]); |
| } |
| bOut.reset();*/ |
| |
| encChars = singlebyteEncoder.encode(testEngText); |
| encChars.writeTo(bOut, 0, encChars.getLength()); |
| byte[] engBytes = bOut.toByteArray(); |
| for (int i = 0; i < testEngChars.length; i++) { |
| assertEquals(testEngChars[i], engBytes[i]); |
| } |
| assertEquals(testEngChars.length, engBytes.length); |
| } |
| } |