HuffmanCompressionIT.java

package tdd.huffman;

import org.junit.jupiter.api.Test;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;

import static org.assertj.core.api.Assertions.assertThat;

public class HuffmanCompressionIT {
...
    private final HuffmanCompressor huffmanCompressor = new HuffmanCompressor(
            new SymbolWeightMapBuilder(),
            new HuffmanTreeBuilder(),
            new HuffmanTreeSerializer()
    );
    private final HuffmanDecompressor huffmanDecompressor = new HuffmanDecompressor(
            new HuffmanTreeDeserializer()
    );
...