Refactor code structure and optimize performance across multiple modules

src/Scanner/__Tests/StellaOps.Scanner.Reachability.Tests/EdgeBundleTests.cs

@@ -5,13 +5,15 @@ using System.Text.Json;
 using System.Threading.Tasks;
 using Xunit;
 
+using StellaOps.TestKit;
 namespace StellaOps.Scanner.Reachability.Tests;
 
 public class EdgeBundleTests
 {
     private const string TestGraphHash = "blake3:abc123def456";
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void EdgeBundle_Canonical_SortsEdgesDeterministically()
     {
         // Arrange - create bundle with unsorted edges
@@ -37,7 +39,8 @@ public class EdgeBundleTests
         Assert.Equal("func_a", canonical.Edges[2].To);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void EdgeBundle_ComputeContentHash_IsDeterministic()
     {
         // Arrange
@@ -59,7 +62,8 @@ public class EdgeBundleTests
         Assert.StartsWith("sha256:", hash1);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void EdgeBundle_ComputeContentHash_DiffersWithDifferentEdges()
     {
         // Arrange
@@ -83,7 +87,8 @@ public class EdgeBundleTests
         Assert.NotEqual(hash1, hash2);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void EdgeBundleBuilder_EnforcesMaxEdgeLimit()
     {
         // Arrange
@@ -100,7 +105,8 @@ public class EdgeBundleTests
             builder.AddEdge(new BundledEdge("func_overflow", "func_target", "call", EdgeReason.RuntimeHit, false, 0.9, null, null, null)));
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void EdgeBundleBuilder_Build_CreatesDeterministicBundleId()
     {
         // Arrange
@@ -119,7 +125,8 @@ public class EdgeBundleTests
         Assert.StartsWith("bundle:", bundle1.BundleId);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void BundledEdge_Trimmed_NormalizesValues()
     {
         // Arrange
@@ -147,7 +154,8 @@ public class EdgeBundleTests
         Assert.Equal("cas://evidence/123", trimmed.Evidence);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void BundledEdge_Trimmed_HandlesNullableFields()
     {
         // Arrange
@@ -179,7 +187,8 @@ public class EdgeBundleExtractorTests
         return new RichGraph(nodes, edges.ToList(), new List<RichGraphRoot>(), new RichGraphAnalyzer("test", "1.0", null));
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ExtractContestedBundle_ReturnsLowConfidenceEdges()
     {
         // Arrange
@@ -201,7 +210,8 @@ public class EdgeBundleExtractorTests
         Assert.All(bundle.Edges, e => Assert.Equal(EdgeReason.LowConfidence, e.Reason));
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ExtractContestedBundle_ReturnsNullWhenNoLowConfidenceEdges()
     {
         // Arrange
@@ -219,7 +229,8 @@ public class EdgeBundleExtractorTests
         Assert.Null(bundle);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ExtractThirdPartyBundle_ReturnsEdgesWithPurl()
     {
         // Arrange
@@ -242,7 +253,8 @@ public class EdgeBundleExtractorTests
         Assert.All(bundle.Edges, e => Assert.Equal(EdgeReason.ThirdPartyCall, e.Reason));
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ExtractRevokedBundle_ReturnsEdgesToRevokedTargets()
     {
         // Arrange
@@ -269,7 +281,8 @@ public class EdgeBundleExtractorTests
         });
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ExtractRuntimeHitsBundle_ReturnsProvidedEdges()
     {
         // Arrange
@@ -289,7 +302,8 @@ public class EdgeBundleExtractorTests
         Assert.All(bundle.Edges, e => Assert.Equal(EdgeReason.RuntimeHit, e.Reason));
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ExtractRuntimeHitsBundle_ReturnsNullForEmptyList()
     {
         // Act
@@ -299,7 +313,8 @@ public class EdgeBundleExtractorTests
         Assert.Null(bundle);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public void ExtractInitArrayBundle_ReturnsEdgesFromInitRoots()
     {
         // Arrange
@@ -334,7 +349,8 @@ public class EdgeBundlePublisherTests
 {
     private const string TestGraphHash = "blake3:abc123def456";
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public async Task PublishAsync_StoresBundleAndDsseInCas()
     {
         // Arrange
@@ -365,7 +381,8 @@ public class EdgeBundlePublisherTests
         Assert.EndsWith(".dsse", result.DsseCasUri);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public async Task PublishAsync_DsseContainsValidPayload()
     {
         // Arrange
@@ -397,7 +414,8 @@ public class EdgeBundlePublisherTests
         Assert.Single(signatures.EnumerateArray());
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public async Task PublishAsync_BundleJsonContainsAllFields()
     {
         // Arrange
@@ -436,7 +454,8 @@ public class EdgeBundlePublisherTests
         Assert.Equal("pkg:npm/test@1.0.0", edge.GetProperty("purl").GetString());
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public async Task PublishAsync_CasPathFollowsContract()
     {
         // Arrange
@@ -459,7 +478,8 @@ public class EdgeBundlePublisherTests
         Assert.EndsWith(".dsse", result.DsseCasUri);
     }
 
-    [Fact]
+    [Trait("Category", TestCategories.Unit)]
+        [Fact]
     public async Task PublishAsync_ProducesDeterministicResults()
     {
         // Arrange