public void Test_HasMinesLeftShouldReturnTrueWhenMinesCountGreaterThanZero()
 {
     var field = new GameField(10);
     field.MinesCount = 2;
     var result = field.HasMinesLeft();
     Assert.AreEqual(true, result);
 }
 public void Test_HasMinesLeftShouldReturnFalseWhenMinesCountLessThanZero()
 {
     var field = new GameField(10);
     field.MinesCount = -2;
     var result = field.HasMinesLeft();
     Assert.AreEqual(false, result);
 }