// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.  All rights reserved.
// http://code.google.com/p/protobuf/
//
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package com.google.protobuf.test;
import com.google.protobuf.*;

import java.io.UnsupportedEncodingException;
import java.util.Iterator;

/**
 * This class tests {@link RopeByteString#substring(int, int)} by inheriting the tests from
 * {@link LiteralByteStringTest}.  Only a couple of methods are overridden.
 *
 * @author carlanton@google.com (Carl Haverl)
 */
public class RopeByteStringSubstringTest extends LiteralByteStringTest {

  @Override
  protected void setUp() throws Exception {
    classUnderTest = "RopeByteString";
    byte[] sourceBytes = ByteStringTest.getTestBytes(22341, 22337766L);
    Iterator<ByteString> iter = ByteStringTest.makeConcretePieces(sourceBytes).iterator();
    ByteString sourceString = iter.next();
    while (iter.hasNext()) {
      sourceString = sourceString.concat(iter.next());
    }

    int from = 1130;
    int to = sourceBytes.length - 5555;
    stringUnderTest = sourceString.substring(from, to);
    referenceBytes = new byte[to - from];
    System.arraycopy(sourceBytes, from, referenceBytes, 0, to - from);
    expectedHashCode = -1259260680;
  }
}
