From ebb41f03849b7f45d174efd1489ffd6336a4151a Mon Sep 17 00:00:00 2001
From: Yoshi Askharoun <jjask7@gmail.com>
Date: Sat, 20 Sep 2025 11:52:28 -0500
Subject: [PATCH] Add if-elseif-else decomp test

---
 libs/UIX.Test/DecompileControlFlow.cs         | 53 +++++++++++++++++++
 .../UIX.Test/Resources/cfa_if-elseif-else.uix | 32 +++++++++++
 libs/UIX.Test/TestResources.Designer.cs       | 10 ++++
 libs/UIX.Test/TestResources.resx              |  3 ++
 libs/UIX.Test/UIX.Test.csproj                 |  1 +
 5 files changed, 99 insertions(+)
 create mode 100644 libs/UIX.Test/DecompileControlFlow.cs
 create mode 100644 libs/UIX.Test/Resources/cfa_if-elseif-else.uix

diff --git a/libs/UIX.Test/DecompileControlFlow.cs b/libs/UIX.Test/DecompileControlFlow.cs
new file mode 100644
index 0000000..ac994c4
--- /dev/null
+++ b/libs/UIX.Test/DecompileControlFlow.cs
@@ -0,0 +1,53 @@
+using Microsoft.Iris;
+using Microsoft.Iris.DecompXml;
+using Microsoft.Iris.Markup;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using UIX.Test.Fixtures;
+using Xunit.Abstractions;
+
+namespace UIX.Test;
+
+[Collection(MarkupSystemCollection.Name)]
+public class DecompileControlFlow
+{
+    private readonly ITestOutputHelper _output;
+
+    public DecompileControlFlow(ITestOutputHelper output, MarkupSystemFixture markupSystemFixture)
+    {
+        _output = output;
+        markupSystemFixture.SetupDebug(output);
+    }
+
+    [Fact]
+    public async Task IfElseIfElse()
+    {
+        using TempFile uixFile = new($"cfa_if-elseif-else.uix", ".uix");
+        await uixFile.InitAsync();
+
+        var uibPathEx = Path.ChangeExtension(uixFile.Path, ".uib");
+
+        // Compile the UIX source
+        CompilerInput uixCompilerInput = new()
+        {
+            SourceFileName = uixFile.Path,
+            OutputFileName = uibPathEx
+        };
+        var uixSuccess = MarkupCompiler.Compile([uixCompilerInput], default);
+        Assert.True(uixSuccess);
+
+        // Decompile the compiled UIX
+        var sourceLoadResult = MarkupSystem.ResolveLoadResult($"file://{uixFile.Path}", MarkupSystem.RootIslandId);
+        var decompiler = Decompiler.Load(sourceLoadResult);
+        var uixDocAc = decompiler.Decompile();
+
+        var uixScriptAc = uixDocAc.Descendants()
+            .Where(e => e.Name.LocalName == "Script")
+            .FirstOrDefault()?.Value;
+        Assert.NotNull(uixScriptAc);
+        _output.WriteLine(uixScriptAc);
+    }
+}
diff --git a/libs/UIX.Test/Resources/cfa_if-elseif-else.uix b/libs/UIX.Test/Resources/cfa_if-elseif-else.uix
new file mode 100644
index 0000000..3dae19e
--- /dev/null
+++ b/libs/UIX.Test/Resources/cfa_if-elseif-else.uix
@@ -0,0 +1,32 @@
+<UIX xmlns="http://schemas.microsoft.com/2007/uix"
+     xmlns:iris="assembly://UIX/Microsoft.Iris">
+    <UI Name="Default">
+        <Locals>
+            <iris:Command Name="SelectCommand"/>
+        </Locals>
+        <Content>
+            <Text Color="Red">
+                <Content>Howdy from Microsoft.Iris!</Content>
+            </Text>
+        </Content>
+
+        <Scripts>
+            <Script>
+                int x = 5;
+
+                if (x &lt; 10)
+                {
+                    x = x + 1;
+                }
+                else if (x &lt; 20)
+                {
+                    x = x + 2;
+                }
+                else
+                {
+                    x = x + 3;
+                }
+            </Script>
+        </Scripts>
+    </UI>
+</UIX>
\ No newline at end of file
diff --git a/libs/UIX.Test/TestResources.Designer.cs b/libs/UIX.Test/TestResources.Designer.cs
index d8f47ef..7e1d91b 100644
--- a/libs/UIX.Test/TestResources.Designer.cs
+++ b/libs/UIX.Test/TestResources.Designer.cs
@@ -60,6 +60,16 @@ namespace UIX.Test {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized resource of type System.Byte[].
+        /// </summary>
+        internal static byte[] cfa_if_elseif_else_uix {
+            get {
+                object obj = ResourceManager.GetObject("cfa_if-elseif-else.uix", resourceCulture);
+                return ((byte[])(obj));
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized resource of type System.Byte[].
         /// </summary>
diff --git a/libs/UIX.Test/TestResources.resx b/libs/UIX.Test/TestResources.resx
index dbd2d7b..42e1224 100644
--- a/libs/UIX.Test/TestResources.resx
+++ b/libs/UIX.Test/TestResources.resx
@@ -118,6 +118,9 @@
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
   <assembly alias="System.Windows.Forms" name="System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" />
+  <data name="cfa_if-elseif-else.uix" type="System.Resources.ResXFileRef, System.Windows.Forms">
+    <value>Resources\cfa_if-elseif-else.uix;System.Byte[], mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
   <data name="testA.uix" type="System.Resources.ResXFileRef, System.Windows.Forms">
     <value>Resources\testA.uix;System.Byte[], mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </data>
diff --git a/libs/UIX.Test/UIX.Test.csproj b/libs/UIX.Test/UIX.Test.csproj
index f504870..e9647c3 100644
--- a/libs/UIX.Test/UIX.Test.csproj
+++ b/libs/UIX.Test/UIX.Test.csproj
@@ -25,6 +25,7 @@
 
     <ItemGroup>
         <ProjectReference Include="..\UIX.Asm\UIX.Asm.csproj" />
+        <ProjectReference Include="..\UIX.DecompXml\UIX.DecompXml.csproj" />
     </ItemGroup>
 
     <ItemGroup>