From 4f79085cd9057d50e79a53a42507cb230a447791 Mon Sep 17 00:00:00 2001
From: Alexandros Kritikos <akritikos@outlook.com>
Date: Mon, 16 Mar 2026 18:33:41 +0200
Subject: [PATCH] =?UTF-8?q?=F0=9F=94=A7=20Adds=20Deterministic=20Build=20a?=
 =?UTF-8?q?nd=20Source=20Paths=20Check=20functionality?=
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---
 samples/DeterministicTest/Program.cs | 62 ++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 samples/DeterministicTest/Program.cs

diff --git a/samples/DeterministicTest/Program.cs b/samples/DeterministicTest/Program.cs
new file mode 100644
index 0000000..efa7783
--- /dev/null
+++ b/samples/DeterministicTest/Program.cs
@@ -0,0 +1,62 @@
+using System.Reflection;
+using System.Reflection.Metadata;
+
+var assembly = typeof(Program).Assembly;
+
+Console.WriteLine("=== Deterministic Build Check ===");
+Console.WriteLine();
+
+var name = assembly.GetName();
+Console.WriteLine($"Assembly:      {name.Name}");
+Console.WriteLine($"Version:       {name.Version}");
+
+var infoVersion = assembly.GetCustomAttribute<AssemblyInformationalVersionAttribute>();
+Console.WriteLine($"Info Version:  {infoVersion?.InformationalVersion}");
+
+var fileVersion = assembly.GetCustomAttribute<AssemblyFileVersionAttribute>();
+Console.WriteLine($"File Version:  {fileVersion?.Version}");
+
+var mvid = assembly.ManifestModule.ModuleVersionId;
+Console.WriteLine($"MVID:          {mvid}");
+
+Console.WriteLine();
+Console.WriteLine("=== DeterministicSourcePaths Check ===");
+Console.WriteLine();
+
+var assemblyPath = assembly.Location;
+if (!string.IsNullOrEmpty(assemblyPath))
+{
+  var pdbPath = Path.ChangeExtension(assemblyPath, ".pdb");
+  if (File.Exists(pdbPath))
+  {
+    using var pdbStream = File.OpenRead(pdbPath);
+    using var pdbProvider = MetadataReaderProvider.FromPortablePdbStream(pdbStream);
+    var pdbReader = pdbProvider.GetMetadataReader();
+
+    Console.WriteLine("Source paths found in PDB:");
+    foreach (var docHandle in pdbReader.Documents)
+    {
+      var doc = pdbReader.GetDocument(docHandle);
+      var docName = pdbReader.GetString(doc.Name);
+      Console.WriteLine($"  {docName}");
+    }
+
+    Console.WriteLine();
+    Console.WriteLine("If DeterministicSourcePaths=true, paths will be mapped");
+    Console.WriteLine("(e.g. /_/src/...) instead of showing full local paths.");
+  }
+  else
+  {
+    Console.WriteLine($"PDB not found at: {pdbPath}");
+    Console.WriteLine("Build with debug symbols to check source paths.");
+  }
+}
+else
+{
+  Console.WriteLine("Assembly location not available (single-file publish?).");
+}
+
+Console.WriteLine();
+Console.WriteLine("--- Instructions ---");
+Console.WriteLine("1. Build twice without changes, compare MVID for Deterministic.");
+Console.WriteLine("2. Check PDB source paths for DeterministicSourcePaths.");