Remove unnecessary test code

Author: Sergio0694

components/DependencyPropertyGenerator/CommunityToolkit.DependencyPropertyGenerator.SourceGenerators/Constants/WellKnownTrackingNames.cs

@@ -14,11 +14,6 @@ internal static class WellKnownTrackingNames
     /// </summary>
     public const string Execute = nameof(Execute);
 
-    /// <summary>
-    /// The filtered transform with just output diagnostics.
-    /// </summary>
-    public const string Diagnostics = nameof(Diagnostics);
-
     /// <summary>
     /// The filtered transform with just output sources.
     /// </summary>

components/DependencyPropertyGenerator/CommunityToolkit.DependencyPropertyGenerator.Tests/Helpers/CSharpGeneratorTest{TGenerator}.cs

@@ -76,18 +76,14 @@ public static void VerifySources(string source, (string Filename, string Source)
     /// <param name="source">The input source to process.</param>
     /// <param name="updatedSource">The updated source to process.</param>
     /// <param name="executeReason">The reason for the first <c>"Execute"</c> step.</param>
-    /// <param name="diagnosticsReason">The reason for the <c>"Diagnostics"</c> step.</param>
     /// <param name="outputReason">The reason for the <c>"Output"</c> step.</param>
-    /// <param name="diagnosticsSourceReason">The reason for the output step for the diagnostics.</param>
     /// <param name="sourceReason">The reason for the final output source.</param>
     /// <param name="languageVersion">The language version to use to run the test.</param>
     public static void VerifyIncrementalSteps(
         string source,
         string updatedSource,
         IncrementalStepRunReason executeReason,
-        IncrementalStepRunReason? diagnosticsReason,
         IncrementalStepRunReason outputReason,
-        IncrementalStepRunReason? diagnosticsSourceReason,
         IncrementalStepRunReason sourceReason,
         LanguageVersion languageVersion = LanguageVersion.CSharp13)
     {
@@ -110,61 +106,17 @@ public static void VerifyIncrementalSteps(
 
         GeneratorRunResult result = driver.GetRunResult().Results.Single();
 
-        // Get the generated sources and validate them. We have two possible cases: if no diagnostics
-        // are produced, then just the output source node is triggered. Otherwise, we'll also have one
-        // output node which is used to emit the gathered diagnostics from the initial transform step.
-        if (diagnosticsSourceReason is not null)
-        {
-            Assert.AreEqual(
-                expected: 2,
-                actual:
-                    result.TrackedOutputSteps
-                    .SelectMany(outputStep => outputStep.Value)
-                    .SelectMany(output => output.Outputs)
-                    .Count());
-
-            // The "Diagnostics" name has one more parent compared to "Output", because it also
-            // has one extra Where(...) call on the node (used to filter out empty diagnostics).
-            Assert.AreEqual(
-                expected: diagnosticsSourceReason,
-                actual:
-                    result.TrackedOutputSteps
-                    .Single().Value
-                    .Single(run => run.Inputs[0].Source.Inputs[0].Source.Name == "Diagnostics")
-                    .Outputs.Single().Reason);
-
-            Assert.AreEqual(
-                expected: sourceReason,
-                actual:
-                    result.TrackedOutputSteps
-                    .Single().Value
-                    .Single(run => run.Inputs[0].Source.Name == "Output")
-                    .Outputs.Single().Reason);
-        }
-        else
-        {
-            (object Value, IncrementalStepRunReason Reason)[] sourceOuputs =
-                result.TrackedOutputSteps
-                .SelectMany(outputStep => outputStep.Value)
-                .SelectMany(output => output.Outputs)
-                .ToArray();
-
-            Assert.AreEqual(1, sourceOuputs.Length);
-            Assert.AreEqual(sourceReason, sourceOuputs[0].Reason);
-        }
+        // Get the generated sources and validate them
+        (object Value, IncrementalStepRunReason Reason)[] sourceOuputs =
+            result.TrackedOutputSteps
+            .SelectMany(outputStep => outputStep.Value)
+            .SelectMany(output => output.Outputs)
+            .ToArray();
 
+        Assert.AreEqual(1, sourceOuputs.Length);
+        Assert.AreEqual(sourceReason, sourceOuputs[0].Reason);
         Assert.AreEqual(executeReason, result.TrackedSteps["Execute"].Single().Outputs[0].Reason);
         Assert.AreEqual(outputReason, result.TrackedSteps["Output"].Single().Outputs[0].Reason);
-
-        // Check the diagnostics reason, which might not be present
-        if (diagnosticsReason is not null)
-        {
-            Assert.AreEqual(diagnosticsReason, result.TrackedSteps["Diagnostics"].Single().Outputs[0].Reason);
-        }
-        else
-        {
-            Assert.IsFalse(result.TrackedSteps.ContainsKey("Diagnostics"));
-        }
     }
 
     /// <summary>

components/DependencyPropertyGenerator/CommunityToolkit.DependencyPropertyGenerator.Tests/Test_DependencyPropertyGenerator_Incrementality.cs

@@ -45,9 +45,7 @@ public partial class MyControl : DependencyObject
             source,
             updatedSource,
             executeReason: IncrementalStepRunReason.Modified,
-            diagnosticsReason: null,
             outputReason: IncrementalStepRunReason.Modified,
-            diagnosticsSourceReason: null,
             sourceReason: IncrementalStepRunReason.Modified);
     }
 
@@ -87,9 +85,7 @@ public partial class MyControl : DependencyObject
             source,
             updatedSource,
             executeReason: IncrementalStepRunReason.Unchanged,
-            diagnosticsReason: null,
             outputReason: IncrementalStepRunReason.Cached,
-            diagnosticsSourceReason: null,
             sourceReason: IncrementalStepRunReason.Cached);
     }
 
@@ -130,9 +126,7 @@ public void Foo()
             source,
             updatedSource,
             executeReason: IncrementalStepRunReason.Unchanged,
-            diagnosticsReason: null,
             outputReason: IncrementalStepRunReason.Cached,
-            diagnosticsSourceReason: null,
             sourceReason: IncrementalStepRunReason.Cached);
     }
 }