package sudoku;

import static org.junit.jupiter.api.Assertions.assertTrue;

import java.util.Random;

import org.junit.jupiter.api.Test;

import sudoku.io.SudokuPrinter;
import sudoku.io.SudokuSerializer;
import sudoku.structure.MultiDoku;
import sudoku.structure.SudokuFactory;

public class SudokuSerializerTest {

    void testSerializeWithSize(int blockWidth, int blockHeight) {
        var sudoku = SudokuFactory.createBasicEmptyRectangleSudoku(blockWidth, blockHeight);
        SudokuPrinter.printRectangleSudoku(sudoku.getSubGrid(0), blockWidth, blockHeight);
        String data = SudokuSerializer.serializeSudoku(sudoku);
        MultiDoku multiDoku = SudokuSerializer.deserializeSudoku(data);
        assertTrue(data.equals(SudokuSerializer.serializeSudoku(multiDoku)));
    }

    @Test
    void testSerialize() {
        int testCount = 5;
        Random r = new Random();
        for (int i = 0; i < testCount; i++) {
            int blockWidth = r.nextInt(20) + 1;
            int blockHeight = r.nextInt(20) + 1;
            testSerializeWithSize(blockWidth, blockHeight);
        }
    }

}