/*
* Copyright 2008 ZXing authors
*
* Licensed 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 ntu.com.google.zxing.qrcode.decoder;
import ntu.com.google.zxing.common.BitSourceBuilder;
import org.junit.Assert;
import org.junit.Test;
/**
* Tests {@link ntu.com.google.zxing.qrcode.decoder.DecodedBitStreamParser}.
*
* @author Sean Owen
*/
public final class DecodedBitStreamParserTestCase extends Assert {
@Test
public void testSimpleByteMode() throws Exception {
BitSourceBuilder builder = new BitSourceBuilder();
builder.write(0x04, 4); // Byte mode
builder.write(0x03, 8); // 3 bytes
builder.write(0xF1, 8);
builder.write(0xF2, 8);
builder.write(0xF3, 8);
String result = DecodedBitStreamParser.decode(builder.toByteArray(),
Version.getVersionForNumber(1), null, null).getText();
assertEquals("\u00f1\u00f2\u00f3", result);
}
@Test
public void testSimpleSJIS() throws Exception {
BitSourceBuilder builder = new BitSourceBuilder();
builder.write(0x04, 4); // Byte mode
builder.write(0x04, 8); // 4 bytes
builder.write(0xA1, 8);
builder.write(0xA2, 8);
builder.write(0xA3, 8);
builder.write(0xD0, 8);
String result = DecodedBitStreamParser.decode(builder.toByteArray(),
Version.getVersionForNumber(1), null, null).getText();
assertEquals("\uff61\uff62\uff63\uff90", result);
}
@Test
public void testECI() throws Exception {
BitSourceBuilder builder = new BitSourceBuilder();
builder.write(0x07, 4); // ECI mode
builder.write(0x02, 8); // ECI 2 = CP437 encoding
builder.write(0x04, 4); // Byte mode
builder.write(0x03, 8); // 3 bytes
builder.write(0xA1, 8);
builder.write(0xA2, 8);
builder.write(0xA3, 8);
String result = DecodedBitStreamParser.decode(builder.toByteArray(),
Version.getVersionForNumber(1), null, null).getText();
assertEquals("\u00ed\u00f3\u00fa", result);
}
@Test
public void testHanzi() throws Exception {
BitSourceBuilder builder = new BitSourceBuilder();
builder.write(0x0D, 4); // Hanzi mode
builder.write(0x01, 4); // Subset 1 = GB2312 encoding
builder.write(0x01, 8); // 1 characters
builder.write(0x03C1, 13);
String result = DecodedBitStreamParser.decode(builder.toByteArray(),
Version.getVersionForNumber(1), null, null).getText();
assertEquals("\u963f", result);
}
// TODO definitely need more tests here
}