Fix audit findings for coverage, architecture checks, and XML docs

tests/CBDD.Tests/CursorTests.cs

@@ -11,6 +11,9 @@ public class CursorTests : IDisposable
     private readonly StorageEngine _storage;
     private readonly BTreeIndex _index;
 
+    /// <summary>
+    /// Initializes a new instance of the <see cref="CursorTests"/> class.
+    /// </summary>
     public CursorTests()
     {
         _testFile = Path.Combine(Path.GetTempPath(), $"docdb_cursor_test_{Guid.NewGuid()}.db");
@@ -34,6 +37,9 @@ public class CursorTests : IDisposable
         _storage.CommitTransaction(txnId);
     }
 
+    /// <summary>
+    /// Tests move to first should position at first.
+    /// </summary>
     [Fact]
     public void MoveToFirst_ShouldPositionAtFirst()
     {
@@ -42,6 +48,9 @@ public class CursorTests : IDisposable
         cursor.Current.Key.ShouldBe(IndexKey.Create(10));
     }
 
+    /// <summary>
+    /// Tests move to last should position at last.
+    /// </summary>
     [Fact]
     public void MoveToLast_ShouldPositionAtLast()
     {
@@ -50,6 +59,9 @@ public class CursorTests : IDisposable
         cursor.Current.Key.ShouldBe(IndexKey.Create(30));
     }
 
+    /// <summary>
+    /// Tests move next should traverse forward.
+    /// </summary>
     [Fact]
     public void MoveNext_ShouldTraverseForward()
     {
@@ -65,6 +77,9 @@ public class CursorTests : IDisposable
         cursor.MoveNext().ShouldBeFalse(); // End
     }
 
+    /// <summary>
+    /// Tests move prev should traverse backward.
+    /// </summary>
     [Fact]
     public void MovePrev_ShouldTraverseBackward()
     {
@@ -80,6 +95,9 @@ public class CursorTests : IDisposable
         cursor.MovePrev().ShouldBeFalse(); // Start
     }
 
+    /// <summary>
+    /// Tests seek should position exact or next.
+    /// </summary>
     [Fact]
     public void Seek_ShouldPositionExact_OrNext()
     {
@@ -99,6 +117,9 @@ public class CursorTests : IDisposable
         Should.Throw<InvalidOperationException>(() => cursor.Current);
     }
 
+    /// <summary>
+    /// Disposes the resources used by this instance.
+    /// </summary>
     public void Dispose()
     {
         _storage.Dispose();