2 files changed, 11 insertions, 0 deletions

diff --git a/src/test/burn/WixTestTools/GenericArpRegistration.cs b/src/test/burn/WixTestTools/GenericArpRegistration.cs
index d87c4feb..dfddd9a3 100644
--- a/src/test/burn/WixTestTools/GenericArpRegistration.cs
+++ b/src/test/burn/WixTestTools/GenericArpRegistration.cs
@@ -15,6 +15,7 @@ namespace WixTestTools
         public const string REGISTRY_ARP_DISPLAY_NAME = "DisplayName";
         public const string REGISTRY_ARP_DISPLAY_VERSION = "DisplayVersion";
         public const string REGISTRY_ARP_ESTIMATED_SIZE = "EstimatedSize";
+        public const string REGISTRY_ARP_INSTALL_DATE = "InstallDate";
         public const string REGISTRY_ARP_PUBLISHER = "Publisher";
         public const string REGISTRY_ARP_HELP_LINK = "HelpLink";
         public const string REGISTRY_ARP_HELP_TELEPHONE = "HelpTelephone";
@@ -42,6 +43,8 @@ namespace WixTestTools
 
         public int? EstimatedSize { get; set; }
 
+        public string InstallDate { get; set; }
+
         public int? Installed { get; set; }
 
         public string ModifyPath { get; set; }
@@ -103,6 +106,7 @@ namespace WixTestTools
             registration.DisplayName = idKey.GetValue(REGISTRY_ARP_DISPLAY_NAME) as string;
             registration.DisplayVersion = idKey.GetValue(REGISTRY_ARP_DISPLAY_VERSION) as string;
             registration.EstimatedSize = idKey.GetValue(REGISTRY_ARP_ESTIMATED_SIZE) as int?;
+            registration.InstallDate = idKey.GetValue(REGISTRY_ARP_INSTALL_DATE) as string;
             registration.Installed = idKey.GetValue(REGISTRY_ARP_INSTALLED) as int?;
             registration.ModifyPath = idKey.GetValue(REGISTRY_ARP_MODIFY_PATH) as string;
             registration.Publisher = idKey.GetValue(REGISTRY_ARP_PUBLISHER) as string;
diff --git a/src/test/burn/WixToolsetTest.BurnE2E/RegistrationTests.cs b/src/test/burn/WixToolsetTest.BurnE2E/RegistrationTests.cs
index b45ec83a..d9eb36ba 100644
--- a/src/test/burn/WixToolsetTest.BurnE2E/RegistrationTests.cs
+++ b/src/test/burn/WixToolsetTest.BurnE2E/RegistrationTests.cs
@@ -25,7 +25,12 @@ namespace WixToolsetTest.BurnE2E
             bundleA.Install();
             var initialRegistration = bundleA.VerifyRegisteredAndInPackageCache();
 
+            var now = DateTime.Now;
+            var today = now.ToString("yyyyMMdd");
+            var yesterday = now.AddDays(-1).ToString("yyyyMMdd"); // check yesterday in case the bundle install crossed the midnight hour.
+
             Assert.NotNull(initialRegistration.EstimatedSize);
+            Assert.True(initialRegistration.InstallDate == today || initialRegistration.InstallDate == yesterday, $"Installed date should have been {today} or {yesterday}");
 
             testBAController.SetForceKeepRegistration(null);
             testBAController.ResetPackageStates("PackageA");
@@ -36,6 +41,8 @@ namespace WixToolsetTest.BurnE2E
             // Verifies https://github.com/wixtoolset/issues/issues/4039
             Assert.NotNull(finalRegistration.EstimatedSize);
             Assert.InRange(finalRegistration.EstimatedSize.Value, initialRegistration.EstimatedSize.Value + 1, Int32.MaxValue);
+
+            Assert.Equal(initialRegistration.InstallDate, finalRegistration.InstallDate);
         }
 
         [RuntimeFact]