| /* |
| * |
| * 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.qpid.proton.codec; |
| |
| import static org.junit.Assert.*; |
| |
| import java.nio.ByteBuffer; |
| |
| import org.apache.qpid.proton.amqp.UnsignedInteger; |
| import org.apache.qpid.proton.codec.UnsignedIntegerType.UnsignedIntegerEncoding; |
| import org.junit.Test; |
| |
| public class UnsignedIntegerTypeTest |
| { |
| @Test |
| public void testGetEncodingWithZero() |
| { |
| DecoderImpl decoder = new DecoderImpl(); |
| EncoderImpl encoder = new EncoderImpl(decoder); |
| UnsignedIntegerType ult = new UnsignedIntegerType(encoder, decoder); |
| |
| //values of 0 are encoded as a specific type |
| UnsignedIntegerEncoding encoding = ult.getEncoding(UnsignedInteger.valueOf(0L)); |
| assertEquals("incorrect encoding returned", EncodingCodes.UINT0, encoding.getEncodingCode()); |
| } |
| |
| @Test |
| public void testGetEncodingWithSmallPositiveValue() |
| { |
| DecoderImpl decoder = new DecoderImpl(); |
| EncoderImpl encoder = new EncoderImpl(decoder); |
| UnsignedIntegerType ult = new UnsignedIntegerType(encoder, decoder); |
| |
| //values between 0 and 255 are encoded as a specific 'small' type using a single byte |
| UnsignedIntegerEncoding encoding = ult.getEncoding(UnsignedInteger.valueOf(1L)); |
| assertEquals("incorrect encoding returned", EncodingCodes.SMALLUINT, encoding.getEncodingCode()); |
| } |
| |
| @Test |
| public void testGetEncodingWithTwoToThirtyOne() |
| { |
| DecoderImpl decoder = new DecoderImpl(); |
| EncoderImpl encoder = new EncoderImpl(decoder); |
| UnsignedIntegerType ult = new UnsignedIntegerType(encoder, decoder); |
| |
| long val = Integer.MAX_VALUE + 1L; |
| UnsignedIntegerEncoding encoding = ult.getEncoding(UnsignedInteger.valueOf(val)); |
| assertEquals("incorrect encoding returned", EncodingCodes.UINT, encoding.getEncodingCode()); |
| } |
| |
| @Test |
| public void testSkipValue() |
| { |
| final DecoderImpl decoder = new DecoderImpl(); |
| final EncoderImpl encoder = new EncoderImpl(decoder); |
| AMQPDefinedTypes.registerAllTypes(decoder, encoder); |
| final ByteBuffer buffer = ByteBuffer.allocate(64); |
| |
| decoder.setByteBuffer(buffer); |
| encoder.setByteBuffer(buffer); |
| |
| encoder.writeUnsignedInteger(UnsignedInteger.ZERO); |
| encoder.writeUnsignedInteger(UnsignedInteger.ONE); |
| |
| buffer.clear(); |
| |
| TypeConstructor<?> type = decoder.readConstructor(); |
| assertEquals(UnsignedInteger.class, type.getTypeClass()); |
| type.skipValue(); |
| |
| UnsignedInteger result = decoder.readUnsignedInteger(); |
| assertEquals(UnsignedInteger.ONE, result); |
| } |
| } |