feat : solver + test

app/src/test/java/sudoku/solver/SolverTest.java

@@ -0,0 +1,67 @@
+package sudoku.solver;
+
+import org.junit.jupiter.api.Test;
+import sudoku.*;
+import sudoku.io.SudokuPrinter;
+
+import java.util.List;
+
+class SolverTest {
+
+    @Test
+    void solveTest() {
+
+        MultiDoku dokuToTest = SudokuFactory.createBasicEmptySquareSudoku(3);
+        MultiDoku dokuResult = SudokuFactory.createBasicEmptySquareSudoku(3);
+
+        Sudoku sudokuToTest = dokuToTest.getSubGrid(0);
+        Sudoku sudokuResult = dokuResult.getSubGrid(0);
+
+        int ns = Cell.NOSYMBOL;
+        List<Integer> immutableCells = List.of(ns, ns,  0, ns, ns,  2,  8, ns,  1,
+                                               ns,  3, ns, ns,  5,  6,  7, ns, ns,
+                                               ns, ns, ns,  8, ns, 7, ns, ns,  6,
+                                                0, ns,  1, ns, ns, ns, ns, ns, ns,
+                                                4,  8,  7,  5,  1, ns,  6, ns, ns,
+                                                6, ns,  3,  2, ns, ns, ns,  8,  0,
+                                               ns, ns,  6, ns, ns,  8, ns,  7,  5,
+                                                8,  0, ns,  7, ns,  5,  2, ns,  3,
+                                                5, ns, ns, ns,  3,  1,  0, ns, ns);
+
+        assert(sudokuToTest.setImmutableCellsSymbol(immutableCells));
+
+
+        SudokuPrinter.printRectangleSudoku(dokuToTest.getSubGrid(0), 3, 3);
+
+
+        List<Integer> correctCells = List.of(7,  6,  0,  3,  4,  2,  8,  5,  1,
+                                                2,  3,  8,  1,  5,  6,  7,  0,  4,
+                                                1,  4,  5,  8,  0,  7,  3,  2,  6,
+                                                0,  2,  1,  6,  8,  3,  5,  4,  7,
+                                                4,  8,  7,  5,  1,  0,  6,  3,  2,
+                                                6,  5,  3,  2,  7,  4,  1,  8,  0,
+                                                3,  1,  6,  0,  2,  8,  4,  7,  5,
+                                                8,  0,  4,  7,  6,  5,  2,  1,  3,
+                                                5,  7,  2,  4,  3,  1,  0,  6,  8);
+
+        sudokuResult.setCellsSymbol(correctCells);
+
+
+        System.out.println("\n****************************Doku Control\n");
+        SudokuPrinter.printRectangleSudoku(sudokuResult, 3, 3);
+
+
+        assert(dokuResult.isValid());
+
+        boolean isSolvable = Solver.solve(dokuToTest);
+
+
+        System.out.println("\n****************************\nDoku solve");
+        SudokuPrinter.printRectangleSudoku(dokuToTest.getSubGrid(0), 3, 3);
+
+
+        assert(dokuToTest.isValid());
+
+        assert(dokuToTest.equals(dokuResult));
+    }
+}