/*
*
* 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 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());
}
}