// Copyright (c) 2017-2020, Mudita Sp. z.o.o. All rights reserved.
// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md

/*
 * unittest_utf8.cpp
 *
 *  Created on: 29 kwi 2019
 *      Author: robert
 */

#include <iostream>
#include <string>
#include <cstring>

using namespace std;

#include "utf8/UTF8.hpp"

const char *strings[] = {
    "TEST", "Rąbać", "I want to have pure phone", "Мой адрес: улица Тверская, дом пять, квартира семнадцать"};

const char *strings2[] = {
    "TEST\r", "Rąbać\n", "I want to have \rpure phone", "Мой адрес: улица Тверская, дом пять,\n квартира семнадцать"};

void test_raw_char_constructor(const char *str)
{
    UTF8 ustr = UTF8{str};
    cout << "    " << ustr.c_str() << " len: " << ustr.length() << " used bytes: " << ustr.used() << endl;
}

void test_string_constructor(const std::string &str)
{
    UTF8 ustr = UTF8{str};
    cout << "    " << ustr.c_str() << " len: " << ustr.length() << " used bytes: " << ustr.used() << endl;
}

void test_copy_constructor(const std::string &str)
{
    UTF8 bstr = UTF8{str};
    UTF8 ustr = UTF8{bstr};
    cout << "    " << ustr.c_str() << " len: " << ustr.length() << " used bytes: " << ustr.used() << endl;
}

void test_operator_index(const std::string &str)
{
    UTF8 ustr = UTF8{str};
    char s[4] = {0, 0, 0, 0};

    cout << "    ";
    for (uint32_t i = 0; i < ustr.length(); i++) {
        uint32_t value = ustr[i];
        memcpy(s, &value, 4);
        cout << s;
    }
    cout << endl;
}

void test_split(const std::string &str)
{
    UTF8 sourceString = UTF8{str};

    uint32_t divisionIdx = sourceString.length() / 2;

    cout << "    "
         << "Before split." << endl;
    cout << "        "
         << "srcString:    [" << sourceString.c_str() << "]    len: " << sourceString.length()
         << " used bytes: " << sourceString.used() << endl;
    char s[4]      = {0, 0, 0, 0};
    uint32_t value = sourceString[divisionIdx];
    memcpy(s, &value, 4);
    cout << "        "
         << "division character: [" << s << "] division index: " << divisionIdx << endl;

    UTF8 splitString = sourceString.split(divisionIdx);

    cout << "    "
         << "After split." << endl;
    cout << "        "
         << "srcString:    [" << sourceString.c_str() << "]    len: " << sourceString.length()
         << " used bytes: " << sourceString.used() << endl;
    cout << "        "
         << "sptString:    [" << splitString.c_str() << "]    len: " << splitString.length()
         << " used bytes: " << splitString.used() << endl;
    cout << "        "
         << "summary len: " << splitString.length() + sourceString.length()
         << " summary used bytes : " << splitString.used() + sourceString.used() << endl;
    cout << endl;
}
void test_getLine(const std::string &str)
{
    UTF8 ustr = UTF8{str};

    UTF8 dstr = ustr.getLine();

    cout << "    " << dstr.c_str() << endl;
}

void test_removeChar(const std::string &str, uint32_t i)
{
    UTF8 ustr(str);

    cout << "    Source: " << endl;
    cout << "    " << ustr.c_str() << " len: " << ustr.length() << " used bytes: " << ustr.used() << endl;
    // remove 'ś'
    bool retVal = ustr.removeChar(i, i * 2);
    cout << "    After remove: "
         << " remove pos: " << i << " remove count: " << i * 2 << endl;
    cout << "    " << ustr.c_str() << " len: " << ustr.length() << " used bytes: " << ustr.used()
         << " returned value: " << retVal << endl;
}

int main()
{

    cout << "RUNNING UNIT TEST FOR UTF8" << endl;

    cout << "UTF8( const char* str )" << endl;
    for (uint32_t i = 0; i < sizeof(strings) / sizeof(char *); ++i)
        test_raw_char_constructor(strings[i]);
    cout << endl;

    cout << "UTF8( const std::string& str )" << endl;
    for (uint32_t i = 0; i < sizeof(strings) / sizeof(char *); ++i)
        test_string_constructor(std::string{strings[i]});
    cout << endl;

    // copy constructor
    cout << "UTF8( const UTF8& utf )" << endl;
    for (uint32_t i = 0; i < sizeof(strings) / sizeof(char *); ++i) {
        test_copy_constructor(std::string{strings[i]});
    }
    cout << endl;

    cout << "uint32_t operator[]( const uint32_t& idx ) " << endl;
    for (uint32_t i = 0; i < sizeof(strings) / sizeof(char *); ++i) {
        test_operator_index(std::string{strings[i]});
    }
    cout << endl;

    cout << "UTF8 split( uint32_t idx ) " << endl;
    for (uint32_t i = 0; i < sizeof(strings) / sizeof(char *); ++i) {
        test_split(std::string{strings[i]});
    }
    cout << "UTF8 getLine( void ) " << endl;
    for (uint32_t i = 0; i < sizeof(strings2) / sizeof(char *); ++i) {
        test_getLine(std::string{strings2[i]});
    }
    cout << endl;
    cout << "bool removeChar(uint32_t pos, uint32_t count) " << endl;
    for (uint32_t i = 0; i < sizeof(strings) / sizeof(char *); ++i) {
        test_removeChar(std::string{strings[i]}, i);
    }
    cout << endl;

    UTF8 sourceString      = UTF8("Rąbać drewno siekierą");
    UTF8 destinationString = sourceString.substr(0, 5);

    cout << "UTF8 : " << '[' << sourceString.c_str() << ']' << endl;
    cout << "UTF8 substr: " << '[' << destinationString.c_str() << ']' << endl;

    cout << "" << endl; // prints
    return 0;
}