adventofcode https://adventofcode.com/ Day Test Code 1 ElfCaloriesCollectorTest ElfCaloriesCollector 2 RockPaperScissorsTest RockPaperScissors 3 RucksackTest Rucksack 4 SectionTest Section 5 SupplyStacksTest SupplyStacks 6 StartPacketDetectorTest StartPacketDetector 7 CliDirectoryParserTest CliDirectoryParser 8 MatrixTest Matrix