SudokuSolverTest.java

package com.thealgorithms.backtracking;

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

public class SudokuSolverTest {

      @Test
      void testSudokuSolver() {
            int[][] sudoku = {
                        { 5, 3, 0, 0, 7, 0, 0, 0, 0 },
                        { 6, 0, 0, 1, 9, 5, 0, 0, 0 },
                        { 0, 9, 8, 0, 0, 0, 0, 6, 0 },
                        { 8, 0, 0, 0, 6, 0, 0, 0, 3 },
                        { 4, 0, 0, 8, 0, 3, 0, 0, 1 },
                        { 7, 0, 0, 0, 2, 0, 0, 0, 6 },
                        { 0, 6, 0, 0, 0, 0, 2, 8, 0 },
                        { 0, 0, 0, 4, 1, 9, 0, 0, 5 },
                        { 0, 0, 0, 0, 8, 0, 0, 7, 9 }
            };
            assertTrue(SudokuSolver.sudokuSolver(sudoku, 0, 0));
      }
}