1 files changed, 57 insertions, 0 deletions

diff --git a/src/test/burn/WixTestTools/BundleUpdateRegistration.cs b/src/test/burn/WixTestTools/BundleUpdateRegistration.cs
new file mode 100644
index 00000000..2ce68122
--- /dev/null
+++ b/src/test/burn/WixTestTools/BundleUpdateRegistration.cs
@@ -0,0 +1,57 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+namespace WixTestTools
+{
+    using System;
+    using Microsoft.Win32;
+
+    public class BundleUpdateRegistration
+    {
+        public const string BURN_UPDATE_REGISTRATION_REGISTRY_BUNDLE_PACKAGE_NAME = "PackageName";
+        public const string BURN_UPDATE_REGISTRATION_REGISTRY_BUNDLE_PACKAGE_VERSION = "PackageVersion";
+        public const string BURN_UPDATE_REGISTRATION_REGISTRY_BUNDLE_PUBLISHER = "Publisher";
+        public const string BURN_UPDATE_REGISTRATION_REGISTRY_BUNDLE_PUBLISHING_GROUP = "PublishingGroup";
+
+        public string PackageName { get; set; }
+
+        public string PackageVersion { get; set; }
+
+        public string Publisher { get; set; }
+
+        public string PublishingGroup { get; set; }
+
+        public static bool TryGetPerMachineBundleUpdateRegistration(string manufacturer, string productFamily, string name, bool x64, out BundleUpdateRegistration registration)
+        {
+            return TryGetUpdateRegistration(manufacturer, productFamily, name, x64, perUser: false, out registration);
+        }
+
+        public static bool TryGetPerUserBundleUpdateRegistration(string manufacturer, string productFamily, string name, out BundleUpdateRegistration registration)
+        {
+            return TryGetUpdateRegistration(manufacturer, productFamily, name, x64: true, perUser: true, out registration);
+        }
+
+        private static bool TryGetUpdateRegistration(string manufacturer, string productFamily, string name, bool x64, bool perUser, out BundleUpdateRegistration registration)
+        {
+            var baseKey = perUser ? Registry.CurrentUser : Registry.LocalMachine;
+            var baseKeyPath = x64 ? @$"SOFTWARE\{manufacturer}\Updates\{productFamily}\{name}"
+                : @$"SOFTWARE\WOW6432Node\{manufacturer}\Updates\{productFamily}\{name}";
+            using var idKey = baseKey.OpenSubKey(baseKeyPath);
+
+            if (idKey == null)
+            {
+                registration = null;
+                return false;
+            }
+
+            registration = new BundleUpdateRegistration()
+            {
+                PackageName = idKey.GetValue(BURN_UPDATE_REGISTRATION_REGISTRY_BUNDLE_PACKAGE_NAME) as string,
+                PackageVersion = idKey.GetValue(BURN_UPDATE_REGISTRATION_REGISTRY_BUNDLE_PACKAGE_VERSION) as string,
+                Publisher = idKey.GetValue(BURN_UPDATE_REGISTRATION_REGISTRY_BUNDLE_PUBLISHER) as string,
+                PublishingGroup = idKey.GetValue(BURN_UPDATE_REGISTRATION_REGISTRY_BUNDLE_PUBLISHING_GROUP) as string,
+            };
+
+            return true;
+        }
+    }
+}