3 files changed, 62 insertions, 0 deletions

diff --git a/src/test/msi/TestData/TouchFileTests/TouchFile/Package.wxs b/src/test/msi/TestData/TouchFileTests/TouchFile/Package.wxs
new file mode 100644
index 00000000..23bd195b
--- /dev/null
+++ b/src/test/msi/TestData/TouchFileTests/TouchFile/Package.wxs
@@ -0,0 +1,8 @@
+<Wix xmlns="http://wixtoolset.org/schemas/v4/wxs" xmlns:util="http://wixtoolset.org/schemas/v4/wxs/util">
+    <Package Name="~TouchFile" Version="1.0.0" Manufacturer="Example Corporation" UpgradeCode="047730a5-30fe-4a62-a520-da9381b8226a">
+        <Component>
+            <File Source="$(sys.SOURCEFILEPATH)" />
+            <util:TouchFile Path="[LocalAppDataFolder]touch-file-test.txt" />
+        </Component>
+    </Package>
+</Wix>
diff --git a/src/test/msi/TestData/TouchFileTests/TouchFile/TouchFile.wixproj b/src/test/msi/TestData/TouchFileTests/TouchFile/TouchFile.wixproj
new file mode 100644
index 00000000..58321e7e
--- /dev/null
+++ b/src/test/msi/TestData/TouchFileTests/TouchFile/TouchFile.wixproj
@@ -0,0 +1,6 @@
+<!-- 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. -->
+<Project Sdk="WixToolset.Sdk">
+  <ItemGroup>
+    <PackageReference Include="WixToolset.Util.wixext" />
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/src/test/msi/WixToolsetTest.MsiE2E/TouchFileTests.cs b/src/test/msi/WixToolsetTest.MsiE2E/TouchFileTests.cs
new file mode 100644
index 00000000..f7666825
--- /dev/null
+++ b/src/test/msi/WixToolsetTest.MsiE2E/TouchFileTests.cs
@@ -0,0 +1,48 @@
+// 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 WixToolsetTest.MsiE2E;
+
+using System;
+using System.IO;
+using WixTestTools;
+using Xunit;
+using Xunit.Abstractions;
+
+public class TouchFileTests : MsiE2ETests
+{
+    public TouchFileTests(ITestOutputHelper testOutputHelper) : base(testOutputHelper)
+    {
+    }
+
+    [RuntimeFact]
+    public void CanValidateTouchFile()
+    {
+        var touchFileTestPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), "touch-file-test.txt");
+
+        try
+        {
+            var touchFileTime = new DateTime(2004, 4, 5, 0, 0, 0, DateTimeKind.Utc);
+
+            File.WriteAllText(touchFileTestPath, "This file exists to test CanValidateTouchFile()");
+            File.SetCreationTimeUtc(touchFileTestPath, touchFileTime);
+            File.SetLastAccessTimeUtc(touchFileTestPath, touchFileTime);
+            File.SetLastWriteTimeUtc(touchFileTestPath, touchFileTime);
+
+            var product = this.CreatePackageInstaller("TouchFile");
+
+            var justBeforeInstall = DateTime.UtcNow;
+            product.InstallProduct(MSIExec.MSIExecReturnCode.SUCCESS);
+
+            var touchFile = new FileInfo(touchFileTestPath);
+            Assert.Equal(touchFileTime, touchFile.CreationTimeUtc);
+            Assert.Equal(touchFileTime, touchFile.LastAccessTimeUtc);
+            Assert.True(touchFile.LastWriteTimeUtc >= justBeforeInstall, $"Touch file {touchFileTestPath} last write time: {touchFile.LastWriteTimeUtc} of file should have been updated to at least: {justBeforeInstall}");
+
+            product.UninstallProduct(MSIExec.MSIExecReturnCode.SUCCESS);
+        }
+        finally
+        {
+            File.Delete(touchFileTestPath);
+        }
+    }
+}