public void Y2021_Day20_Enhance_Returns_Correct_Value(int enhancements, int expected) { // Arrange string[] algorithm = { "..#.#..#####.#.#.#.###.##.....###.##.#..###.####..#####..#....#..#..##..##", "#..######.###...####..#..#####..##..#.#####...##.#.#..#.##..#.#......#.###", ".######.###.####...#.##.##..#..#..#####.....#.#....###..#.##......#.....#.", ".#..#..##..#...##.######.####.####.#.#...#.......#..#.#.#...####.##.#.....", ".#..#...##.#.##..#...##.#.##..###.#......#.#.......#.#.#.####.###.##...#..", "...####.#..#..#.##.#....##..#.####....##...##..#...#......#.#.......#.....", "..##..####..#...#.#.#...##..#.#..###..#####........#..####......#..#", }; string[] imageData = { string.Join(string.Empty, algorithm), string.Empty, "#..#.", "#....", "##..#", "..#..", "..###", }; // Act (int actual, _) = Day20.Enhance(imageData, enhancements, Logger); // Assert actual.ShouldBe(expected); }