feat: start working on part 1 solution

2023-12-09 12:17:56 -06:00
parent 3bd6ced4b7
commit 86fda4a81f
4 changed files with 182 additions and 12 deletions
@@ -0,0 +1,76 @@
+namespace MirageMaintenance.Tests;
+
+public class ValueHistoryTests
+{
+  [Theory]
+  [MemberData(nameof(TestData.CalculateDifferencesTestData), MemberType = typeof(TestData))]
+  public void CalculateDifferences_GivenAListOfValues_ItShouldReturnAListOfDifferences(List<long> values, List<long> expected)
+  {
+    new ValueHistory([]).CalculateDifferences(values).Should().BeEquivalentTo(expected);
+  }
+
+  [Theory]
+  [MemberData(nameof(TestData.CalculateHistoryTest), MemberType = typeof(TestData))]
+  public void CalculateHistory_GivenAListOfValues_ItShouldReturnAListOfHistoricalValues(List<long> values, List<List<long>> expected)
+  {
+    new ValueHistory(values).CalculateHistory().Should().BeEquivalentTo(expected);
+  }
+
+  public static class TestData
+  {
+    public static IEnumerable<object[]> CalculateHistoryTest =>
+      new List<object[]>
+      {
+          new object[]
+          {
+            new List<long> { 0, 3, 6, 9, 12, 15 },
+            new List<List<long>>
+            {
+              new() { 3, 3, 3, 3, 3 },
+              new() { 0, 0, 0, 0 },
+            },
+          },
+          new object[]
+          {
+            new List<long> { 1, 3, 6, 10, 15, 21 },
+            new List<List<long>>
+            {
+              new() { 2, 3, 4, 5, 6 },
+              new() { 1, 1, 1, 1 },
+              new() { 0, 0, 0 },
+            },
+          },
+          new object[]
+          {
+            new List<long> { 10, 13, 16, 21, 30, 45 },
+            new List<List<long>>
+            {
+              new() { 3, 3, 5, 9, 15 },
+              new() { 0, 2, 4, 6 },
+              new() { 2, 2, 2 },
+              new() { 0, 0 },
+            },
+          },
+      };
+
+    public static IEnumerable<object[]> CalculateDifferencesTestData =>
+      new List<object[]>
+      {
+          new object[]
+          {
+            new List<long> { 0, 3, 6, 9, 12, 15 },
+            new List<long> { 3, 3, 3, 3, 3 },
+          },
+          new object[]
+          {
+            new List<long> { 1, 3, 6, 10, 15, 21 },
+            new List<long> { 2, 3, 4, 5, 6 },
+          },
+          new object[]
+          {
+            new List<long> { 10, 13, 16, 21, 30, 45 },
+            new List<long> { 3, 3, 5, 9, 15 },
+          },
+      };
+  }
+}