package uebung06.test.sudoku;

import org.junit.Before;
import org.junit.Test;

import sudoku.*;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;

public class FieldTest {
    private static final int X = 8;
    private static final int Y = 5;
    private static final int NUL = -1;
    private static final Value VAL = Value.EIGHT;
    private static Sudoku sudoku;
    private static Field field;

    @Before
    public void init() {
        sudoku = new Sudoku();
        field = new Field(sudoku, X, Y);
    }

    @Test(expected = IllegalArgumentException.class)
    public void illegalXLowerBoundFieldTest() {
        field = new Field(sudoku, NUL, Y);
    }

    @Test(expected = IllegalArgumentException.class)
    public void illegalXUpperBoundFieldTest() {
        field = new Field(sudoku, Sudoku.SIZE, Y);
    }

    @Test(expected = IllegalArgumentException.class)
    public void illegalYLowerBoundFieldTest() {
        field = new Field(sudoku, X, NUL);
    }

    @Test(expected = IllegalArgumentException.class)
    public void illegalYUpperBoundFieldTest() {
        field = new Field(sudoku, X, Sudoku.SIZE);
    }

    @Test
    public void valueFieldTest() {
        field.setValue(VAL);
        assertEquals(field.getValue(), VAL);
    }

    @Test
    public void clearValueFieldTest() {
        field.setValue(VAL);
        field.clearValue();
        assertNull(field.getValue());
    }

    @Test
    public void isValueEmptyFieldTest() {
        field.setValue(VAL);
        field.clearValue();
        assertTrue(field.isEmpty());
    }
}