feat: solve part 1 of puzzle 3

2023-12-04 10:32:14 -06:00
parent d50b7c75ca
commit 9f2ccdf17f
6 changed files with 250 additions and 13 deletions
@@ -0,0 +1,105 @@
+namespace Scratchcards.Tests;
+
+public class CardTests
+{
+  [Theory]
+  [MemberData(nameof(TestData.ParseCardData), MemberType = typeof(TestData))]
+  public void Parse_GivenInput_ItShouldReturnExpectedCard(string input, Card expected)
+  {
+    var result = Card.Parse(input);
+    result.Should().BeEquivalentTo(expected);
+  }
+
+  [Theory]
+  [MemberData(nameof(TestData.GetCardValueData), MemberType = typeof(TestData))]
+  public void GetCardValue_GivenCard_ItShouldReturnExpectedValue(Card card, int expected)
+  {
+    var result = card.GetCardValue();
+    result.Should().Be(expected);
+  }
+
+  public static class TestData
+  {
+    private static readonly Dictionary<string, Card> TestCards =
+      new()
+      {
+        {
+          "Card 1: 41 48 83 86 17 | 83 86  6 31 17  9 48 53",
+          new Card(
+            1,
+            [41, 48, 83, 86, 17],
+            [83, 86, 6, 31, 17, 9, 48, 53]
+          )
+        },
+        {
+          "Card 2: 13 32 20 16 61 | 61 30 68 82 17 32 24 19",
+          new Card(
+            2,
+            [13, 32, 20, 16, 61],
+            [61, 30, 68, 82, 17, 32, 24, 19]
+          )
+        },
+        {
+          "Card 3:  1 21 53 59 44 | 69 82 63 72 16 21 14  1",
+          new Card(
+            3,
+            [1, 21, 53, 59, 44],
+            [69, 82, 63, 72, 16, 21, 14, 1]
+          )
+        },
+        {
+          "Card 4: 41 92 73 84 69 | 59 84 76 51 58  5 54 83",
+          new Card(
+            4,
+            [41, 92, 73, 84, 69],
+            [59, 84, 76, 51, 58, 5, 54, 83]
+          )
+        },
+        {
+          "Card 5: 87 83 26 28 32 | 88 30 70 12 93 22 82 36",
+          new Card(
+            5,
+            [87, 83, 26, 28, 32],
+            [88, 30, 70, 12, 93, 22, 82, 36]
+          )
+        },
+        {
+          "Card 6: 31 18 13 56 72 | 74 77 10 23 35 67 36 11",
+          new Card(
+            6,
+            [31, 18, 13, 56, 72],
+            [74, 77, 10, 23, 35, 67, 36, 11]
+          )
+        },
+      };
+
+    public static IEnumerable<object[]> ParseCardData =>
+      TestCards
+        .Select(kvp => new object[] { kvp.Key, kvp.Value })
+        .ToList();
+
+    public static IEnumerable<object[]> GetCardValueData()
+    {
+      for (var i = 0; i < TestCards.Count; i++)
+      {
+        var currentCard = TestCards.ElementAt(i);
+        var expectedValue = i switch
+        {
+          0 => 8,
+          1 => 2,
+          2 => 2,
+          3 => 1,
+          4 => 0,
+          5 => 0,
+          _ => throw new Exception("Unexpected card index"),
+        };
+
+        yield return new object[]
+        {
+          currentCard.Value,
+          expectedValue
+        };
+      }
+    }
+  }
+}
@@ -1 +1,2 @@
-global using Xunit;
+global using Xunit;
+global using FluentAssertions;
@@ -0,0 +1,42 @@
+namespace Scratchcards.Tests;
+
+public class PuzzleSolverTests
+{
+  private readonly PuzzleSolver _sut = new();
+
+  [Theory]
+  [MemberData(nameof(TestData.SumCardValuesData), MemberType = typeof(TestData))]
+  public void SumCardValues_GivenCards_ItShouldReturnExpectedValue(string[] cards, int expected)
+  {
+    var result = _sut.SumCardValues(cards);
+    result.Should().Be(expected);
+  }
+
+  public static class TestData
+  {
+    private static string[] Input => File.ReadAllLines("INPUT.txt");
+
+    public static IEnumerable<object[]> SumCardValuesData =>
+      new List<object[]>
+      {
+        new object[]
+        {
+          new[]
+          {
+            "Card 1: 41 48 83 86 17 | 83 86  6 31 17  9 48 53",
+            "Card 2: 13 32 20 16 61 | 61 30 68 82 17 32 24 19",
+            "Card 3:  1 21 53 59 44 | 69 82 63 72 16 21 14  1",
+            "Card 4: 41 92 73 84 69 | 59 84 76 51 58  5 54 83",
+            "Card 5: 87 83 26 28 32 | 88 30 70 12 93 22 82 36",
+            "Card 6: 31 18 13 56 72 | 74 77 10 23 35 67 36 11",
+          },
+          13,
+        },
+        new object[]
+        {
+          Input,
+          23235,
+        },
+      };
+  }
+}
@@ -27,4 +27,10 @@
    <ProjectReference Include="..\Scratchcards\Scratchcards.csproj" />
  </ItemGroup>

+  <ItemGroup>
+    <Content Include="..\INPUT.txt">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
+  </ItemGroup>
+
 </Project>
@@ -1,10 +0,0 @@
-namespace Scratchcards.Tests;
-
-public class UnitTest1
-{
-    [Fact]
-    public void Test1()
-    {
-
-    }
-}