feat: day 1 completed both part 1 and part 2

2024-12-01 23:39:11 -06:00
commit 17f6c01170
14 changed files with 1229 additions and 0 deletions
@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net9.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+    <NoWarn>CA1822</NoWarn>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="TUnit" Version="0.4.45" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\HistorianHysteria\HistorianHysteria.csproj" />
+  </ItemGroup>
+
+</Project>
@@ -0,0 +1,25 @@
+namespace HistorianHysteria.Tests;
+
+public class PuzzleParserTests
+{
+  private readonly PuzzleParser _puzzleParser = new();
+
+  [Test]
+  public async Task Parse_WhenGivenLines_ReturnsLeftAndRightLists()
+  {
+    var input = new string[] 
+    {
+      "3   4",
+      "4   3",
+      "2   5",
+      "1   3",
+      "3   9",
+      "3   3",
+    };
+
+    var (left, right) = _puzzleParser.Parse(input);
+
+    await Assert.That(left).IsEquivalentTo(new List<int>() { 3, 4, 2, 1, 3, 3 });
+    await Assert.That(right).IsEquivalentTo(new List<int>() { 4, 3, 5, 3, 9, 3 });
+  }
+}
@@ -0,0 +1,51 @@
+namespace HistorianHysteria.Tests;
+
+public class PuzzleSolverTests
+{
+  private readonly PuzzleParser _puzzleParser = new();
+  private readonly PuzzleSolver _puzzleSolver = new();
+  private readonly List<int> _leftTestList = [3, 4, 2, 1, 3, 3];
+  private readonly List<int> _rightTestList = [4, 3, 5, 3, 9, 3];
+
+  private async Task<(List<int> left, List<int> Right)> GetPuzzleLists()
+  {
+    var inputPath = Path.Combine(AppContext.BaseDirectory, "INPUT.txt");
+    var input = await File.ReadAllLinesAsync(inputPath);
+    return _puzzleParser.Parse(input);
+  }
+
+  [Test]
+  public async Task CalculateTotalDistance_WhenGivenLists_ItShouldReturnTotalDistance()
+  {
+    var result = _puzzleSolver.CalculateTotalDistance(_leftTestList, _rightTestList);
+
+    await Assert.That(result).IsEqualTo(11);
+  }
+
+  [Test]
+  public async Task CalculateTotalDistance_WhenGivenPuzzleInputForPartOne_ItShouldReturnTotalDistance()
+  {
+    var (left, right) = await GetPuzzleLists();
+
+    var result = _puzzleSolver.CalculateTotalDistance(left, right);
+
+    await Assert.That(result).IsEqualTo(1765812);
+  }
+
+  [Test]
+  public async Task CalculateSimilarityScore_WhenGivenLists_ItShouldReturnSimilarityScore()
+  {
+    var result = _puzzleSolver.CalculateSimilarityScore(_leftTestList, _rightTestList);
+
+    await Assert.That(result).IsEqualTo(31);
+  }
+
+  [Test]
+  public async Task CalculateSimilarityScore_WhenGivenPuzzleInputForPartOne_ItShouldReturnSimilarityScore()
+  {
+    var (left, right) = await GetPuzzleLists();
+    var result = _puzzleSolver.CalculateSimilarityScore(left, right);
+
+    await Assert.That(result).IsEqualTo(20520794);
+  }
+}