public void GenerateEmptyFieldWithBorder_on_1_1_return_3_3_border() { var builder = new FieldBuilder(); var result = builder.GenerateEmptyFieldWithBorder(1, 1); var expected = new[, ] { { '#', '#', '#' }, { '#', ' ', '#' }, { '#', '#', '#' } }; CollectionAssert.AreEqual(expected, result); }