C#: Add buildless integration test with Windows Forms application

csharp/ql/integration-tests/all-platforms/standalone_winforms/Assemblies.ql

@@ -0,0 +1,11 @@
+import csharp
+
+private string getPath(Assembly a) {
+  not a.getCompilation().getOutputAssembly() = a and
+  exists(string s | s = a.getFile().getAbsolutePath() |
+    result = "[...]" + s.substring(s.indexOf("microsoft.windowsdesktop.app.ref") - 1, s.length())
+  )
+}
+
+from Assembly a
+select getPath(a)

csharp/ql/integration-tests/all-platforms/standalone_winforms/CompilationInfo.expected

@@ -0,0 +1,18 @@
+| All Nuget feeds reachable | 1.0 |
+| Failed project restore with package source error | 0.0 |
+| Failed solution restore with package source error | 0.0 |
+| NuGet feed responsiveness checked | 1.0 |
+| Project files on filesystem | 1.0 |
+| Reachable fallback Nuget feed count | 1.0 |
+| Resource extraction enabled | 0.0 |
+| Restored .NET framework variants | 0.0 |
+| Restored projects through solution files | 0.0 |
+| Solution files on filesystem | 0.0 |
+| Source files generated | 1.0 |
+| Source files on filesystem | 3.0 |
+| Successfully restored project files | 0.0 |
+| Successfully restored solution files | 0.0 |
+| Unresolved references | 0.0 |
+| UseWPF set | 0.0 |
+| UseWindowsForms set | 1.0 |
+| WebView extraction enabled | 1.0 |

csharp/ql/integration-tests/all-platforms/standalone_winforms/CompilationInfo.ql

@@ -0,0 +1,16 @@
+import csharp
+import semmle.code.csharp.commons.Diagnostics
+
+query predicate compilationInfo(string key, float value) {
+  key != "Resolved references" and
+  key != "Resolved assembly conflicts" and
+  not key.matches("Compiler diagnostic count for%") and
+  exists(Compilation c, string infoKey, string infoValue | infoValue = c.getInfo(infoKey) |
+    key = infoKey and
+    value = infoValue.toFloat()
+    or
+    not exists(infoValue.toFloat()) and
+    key = infoKey + ": " + infoValue and
+    value = 1
+  )
+}

csharp/ql/integration-tests/all-platforms/standalone_winforms/Form1.Designer.cs

@@ -0,0 +1,38 @@
+namespace winforms;
+
+partial class Form1
+{
+    /// <summary>
+    ///  Required designer variable.
+    /// </summary>
+    private System.ComponentModel.IContainer components = null;
+
+    /// <summary>
+    ///  Clean up any resources being used.
+    /// </summary>
+    /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+    protected override void Dispose(bool disposing)
+    {
+        if (disposing && (components != null))
+        {
+            components.Dispose();
+        }
+        base.Dispose(disposing);
+    }
+
+    #region Windows Form Designer generated code
+
+    /// <summary>
+    ///  Required method for Designer support - do not modify
+    ///  the contents of this method with the code editor.
+    /// </summary>
+    private void InitializeComponent()
+    {
+        this.components = new System.ComponentModel.Container();
+        this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+        this.ClientSize = new System.Drawing.Size(800, 450);
+        this.Text = "Form1";
+    }
+
+    #endregion
+}

csharp/ql/integration-tests/all-platforms/standalone_winforms/Form1.cs

@@ -0,0 +1,9 @@
+namespace winforms;
+
+public partial class Form1 : Form
+{
+    public Form1()
+    {
+        InitializeComponent();
+    }
+}

csharp/ql/integration-tests/all-platforms/standalone_winforms/Program.cs

@@ -0,0 +1,16 @@
+namespace winforms;
+
+static class Program
+{
+    /// <summary>
+    ///  The main entry point for the application.
+    /// </summary>
+    [STAThread]
+    static void Main()
+    {
+        // To customize application configuration such as set high DPI settings or default font,
+        // see https://aka.ms/applicationconfiguration.
+        ApplicationConfiguration.Initialize();
+        Application.Run(new Form1());
+    }
+}

csharp/ql/integration-tests/all-platforms/standalone_winforms/global.json

@@ -0,0 +1,5 @@
+{
+    "sdk": {
+        "version": "8.0.101"
+    }
+}

csharp/ql/integration-tests/all-platforms/standalone_winforms/test.py

@@ -0,0 +1,3 @@
+from create_database_utils import *
+
+run_codeql_database_create(lang="csharp", extra_args=["--build-mode=none"])

csharp/ql/integration-tests/all-platforms/standalone_winforms/winforms.csproj

@@ -0,0 +1,11 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net8.0-windows</TargetFramework>
+    <Nullable>enable</Nullable>
+    <UseWindowsForms>true</UseWindowsForms>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+</Project>