/**
* Copyright 2011 Google Inc.
*
* 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 com.google.devcoin.core;
import junit.framework.TestCase;
public class VarIntTest extends TestCase {
public void testBytes() throws Exception {
VarInt a = new VarInt(10);
assertEquals(1, a.getSizeInBytes());
assertEquals(1, a.encode().length);
assertEquals(10, new VarInt(a.encode(), 0).value);
}
public void testShorts() throws Exception {
VarInt a = new VarInt(64000);
assertEquals(3, a.getSizeInBytes());
assertEquals(3, a.encode().length);
assertEquals(64000, new VarInt(a.encode(), 0).value);
}
public void testInts() throws Exception {
VarInt a = new VarInt(0xAABBCCDDL);
assertEquals(5, a.getSizeInBytes());
assertEquals(5, a.encode().length);
byte[] bytes = a.encode();
assertEquals(0xAABBCCDDL, 0xFFFFFFFFL & new VarInt(bytes, 0).value);
}
public void testLong() throws Exception {
VarInt a = new VarInt(0xCAFEBABEDEADBEEFL);
assertEquals(9, a.getSizeInBytes());
assertEquals(9, a.encode().length);
byte[] bytes = a.encode();
assertEquals(0xCAFEBABEDEADBEEFL, new VarInt(bytes, 0).value);
}
}