5 files changed, 65 insertions, 0 deletions

diff --git a/src/test/WixToolsetTest.CoreIntegration/DecompileFixture.cs b/src/test/WixToolsetTest.CoreIntegration/DecompileFixture.cs
new file mode 100644
index 00000000..66ce98c0
--- /dev/null
+++ b/src/test/WixToolsetTest.CoreIntegration/DecompileFixture.cs
@@ -0,0 +1,41 @@
+// 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.CoreIntegration
+{
+    using System.IO;
+    using System.Xml.Linq;
+    using WixBuildTools.TestSupport;
+    using WixToolset.Core.TestPackage;
+    using Xunit;
+
+    public class DecompileFixture
+    {
+        [Fact]
+        public void CanDecompileSingleFileCompressed()
+        {
+            var folder = TestData.Get(@"TestData\DecompileSingleFileCompressed");
+
+            using (var fs = new DisposableFileSystem())
+            {
+                var intermediateFolder = fs.GetFolder();
+                var outputPath = Path.Combine(intermediateFolder, @"Actual.wxs");
+
+                var result = WixRunner.Execute(new[]
+                {
+                    "decompile",
+                    Path.Combine(folder, "example.msi"),
+                    "-intermediateFolder", intermediateFolder,
+                    "-o", outputPath
+                });
+
+                result.AssertSuccess();
+
+                var actual = File.ReadAllText(outputPath);
+                var actualFormatted = XDocument.Parse(actual, LoadOptions.PreserveWhitespace | LoadOptions.SetBaseUri | LoadOptions.SetLineInfo).ToString();
+                var expected = XDocument.Load(Path.Combine(folder, "Expected.wxs"), LoadOptions.PreserveWhitespace | LoadOptions.SetBaseUri | LoadOptions.SetLineInfo).ToString();
+
+                Assert.Equal(expected, actualFormatted);
+            }
+        }
+    }
+}
diff --git a/src/test/WixToolsetTest.CoreIntegration/TestData/DecompileSingleFileCompressed/Expected.wxs b/src/test/WixToolsetTest.CoreIntegration/TestData/DecompileSingleFileCompressed/Expected.wxs
new file mode 100644
index 00000000..b2bb6050
--- /dev/null
+++ b/src/test/WixToolsetTest.CoreIntegration/TestData/DecompileSingleFileCompressed/Expected.wxs
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Wix xmlns="http://wixtoolset.org/schemas/v4/wxs">
+  <Product Id="{6F9B5694-F0F1-437C-919B-0D2DAF2D9DEA}" Codepage="65001" Language="1033" Manufacturer="Example Corporation" Name="MsiPackage" UpgradeCode="{047730A5-30FE-4A62-A520-DA9381B8226A}" Version="1.0.0.0">
+    <Package Compressed="yes" Description="MsiPackage" InstallerVersion="200" Languages="1033" Manufacturer="Example Corporation" Platform="x86" />
+    <Directory Id="TARGETDIR" Name="SourceDir">
+      <Directory Id="ProgramFilesFolder">
+        <Directory Id="INSTALLFOLDER" Name="MsiPackage" ShortName="oekcr5lq">
+          <Component Id="filcV1yrx0x8wJWj4qMzcH21jwkPko" Guid="{E597A58A-03CB-50D8-93E3-DABA263F233A}">
+            <File Id="filcV1yrx0x8wJWj4qMzcH21jwkPko" Name="test.txt" KeyPath="yes" Source="SourceDir\File\filcV1yrx0x8wJWj4qMzcH21jwkPko" />
+          </Component>
+        </Directory>
+      </Directory>
+    </Directory>
+    <Feature Id="ProductFeature" Level="1" Title="MsiPackage">
+      <ComponentRef Id="filcV1yrx0x8wJWj4qMzcH21jwkPko" />
+    </Feature>
+    <MajorUpgrade DowngradeErrorMessage="A newer version of [ProductName] is already installed." />
+    <Media Id="1" Cabinet="example.cab" />
+    <Property Id="ALLUSERS" Value="1" />
+  </Product>
+</Wix>
\ No newline at end of file
diff --git a/src/test/WixToolsetTest.CoreIntegration/TestData/DecompileSingleFileCompressed/example.cab b/src/test/WixToolsetTest.CoreIntegration/TestData/DecompileSingleFileCompressed/example.cab
new file mode 100644
index 00000000..125eeb2c
--- /dev/null
+++ b/src/test/WixToolsetTest.CoreIntegration/TestData/DecompileSingleFileCompressed/example.cab
diff --git a/src/test/WixToolsetTest.CoreIntegration/TestData/DecompileSingleFileCompressed/example.msi b/src/test/WixToolsetTest.CoreIntegration/TestData/DecompileSingleFileCompressed/example.msi
new file mode 100644
index 00000000..9cb6d6bc
--- /dev/null
+++ b/src/test/WixToolsetTest.CoreIntegration/TestData/DecompileSingleFileCompressed/example.msi
diff --git a/src/test/WixToolsetTest.CoreIntegration/WixToolsetTest.CoreIntegration.csproj b/src/test/WixToolsetTest.CoreIntegration/WixToolsetTest.CoreIntegration.csproj
index 38b7dc81..7f1337e0 100644
--- a/src/test/WixToolsetTest.CoreIntegration/WixToolsetTest.CoreIntegration.csproj
+++ b/src/test/WixToolsetTest.CoreIntegration/WixToolsetTest.CoreIntegration.csproj
@@ -20,6 +20,9 @@
     <Content Include="TestData\InstanceTransform\Package.en-us.wxl" CopyToOutputDirectory="PreserveNewest" />
     <Content Include="TestData\InstanceTransform\Package.wxs" CopyToOutputDirectory="PreserveNewest" />
     <Content Include="TestData\InstanceTransform\PackageComponents.wxs" CopyToOutputDirectory="PreserveNewest" />
+    <Content Include="TestData\DecompileSingleFileCompressed\example.cab" CopyToOutputDirectory="PreserveNewest" />
+    <Content Include="TestData\DecompileSingleFileCompressed\example.msi" CopyToOutputDirectory="PreserveNewest" />
+    <Content Include="TestData\DecompileSingleFileCompressed\Expected.wxs" CopyToOutputDirectory="PreserveNewest" />
     <Content Include="TestData\ExampleExtension\data\example.txt" CopyToOutputDirectory="PreserveNewest" />
     <Content Include="TestData\ExampleExtension\Package.en-us.wxl" CopyToOutputDirectory="PreserveNewest" />
     <Content Include="TestData\ExampleExtension\Package.wxs" CopyToOutputDirectory="PreserveNewest" />