stuff-from-scratch/test/compression/TestStreamCompressor.cpp

#include <iostream>

#include "HuffmanEncoder.h"
#include "RunLengthEncoder.h"
#include "Lz77Encoder.h"

void test_run_length_encoder()
{
    std::string test_data = "BCAAAADDDCCACACAC";

    RunLengthEncoder encoder;
    auto encoded = encoder.encode(test_data);

    std::cout << "Encoded: " << encoded << std::endl;

    auto decoded = encoder.decode(encoded);

    std::cout << "Decoded: " << decoded << std::endl;
}

void test_huffman_encoder()
{
    //std::string testData = "BCAADDDCCACACAC";
    //std::vector<unsigned char> stream(testData.begin(), testData.end());

    std::unordered_map<unsigned char, unsigned> counts;
    counts['A'] = 1;
    counts['B'] = 1;
    counts['C'] = 1;
    counts['D'] = 2;
    counts['E'] = 3;
    counts['F'] = 5;
    counts['G'] = 5;
    counts['H'] = 12;

    HuffmanEncoder encoder;
    encoder.encode(counts);
}

void test_lz77_encoder()
{
    std::string test_data = "sir sid eastman easily teases sea sick seals";
    //std::string test_data = "sir sid eastman";

    Lz77Encoder encoder;
    auto encoded = encoder.encode(test_data);

    std::cout << "Encoded: " << encoded << std::endl;

    //auto decoded = encoder.decode(encoded);

    //std::cout << "Decoded: " << decoded << std::endl;
}


int main()
{
    //test_huffman_encoder();

    //test_run_length_encoder();

    test_lz77_encoder();
    return 0;
}