MapToInstance

Author: StefH

tests/ProxyInterfaceSourceGeneratorTests/Destination/ProxyInterfaceSourceGeneratorTests.Source.BarProxy.g.cs

@@ -0,0 +1,29 @@
+//----------------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by https://github.com/StefH/ProxyInterfaceSourceGenerator.
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//----------------------------------------------------------------------------------------
+
+#nullable enable
+using System;
+
+namespace ProxyInterfaceSourceGeneratorTests.Source
+{
+    public partial class BarProxy : global::ProxyInterfaceSourceGeneratorTests.Source.IBar
+    {
+
+
+        public global::ProxyInterfaceSourceGeneratorTests.Source.Bar _Instance { get; }
+        
+
+        public BarProxy(global::ProxyInterfaceSourceGeneratorTests.Source.Bar instance)
+        {
+            _Instance = instance;
+            
+        }
+    }
+}
+#nullable restore

tests/ProxyInterfaceSourceGeneratorTests/Destination/ProxyInterfaceSourceGeneratorTests.Source.IBar.g.cs

@@ -0,0 +1,22 @@
+//----------------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by https://github.com/StefH/ProxyInterfaceSourceGenerator.
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//----------------------------------------------------------------------------------------
+
+#nullable enable
+using System;
+
+namespace ProxyInterfaceSourceGeneratorTests.Source
+{
+    public partial interface IBar
+    {
+        global::ProxyInterfaceSourceGeneratorTests.Source.Bar _Instance { get; }
+
+
+    }
+}
+#nullable restore

tests/ProxyInterfaceSourceGeneratorTests/Destination/ProxyInterfaceSourceGeneratorTests.Source.INoSetter.g.cs

@@ -0,0 +1,24 @@
+//----------------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by https://github.com/StefH/ProxyInterfaceSourceGenerator.
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//----------------------------------------------------------------------------------------
+
+#nullable enable
+using System;
+
+namespace ProxyInterfaceSourceGeneratorTests.Source
+{
+    public partial interface INoSetter
+    {
+        global::ProxyInterfaceSourceGeneratorTests.Source.NoSetter _Instance { get; }
+
+        global::ProxyInterfaceSourceGeneratorTests.Source.IBar? Bar { get; }
+
+
+    }
+}
+#nullable restore

tests/ProxyInterfaceSourceGeneratorTests/Destination/ProxyInterfaceSourceGeneratorTests.Source.NoSetterProxy.g.cs

@@ -0,0 +1,42 @@
+//----------------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by https://github.com/StefH/ProxyInterfaceSourceGenerator.
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//----------------------------------------------------------------------------------------
+
+#nullable enable
+using System;
+
+namespace ProxyInterfaceSourceGeneratorTests.Source
+{
+    public partial class NoSetterProxy : global::ProxyInterfaceSourceGeneratorTests.Source.INoSetter
+    {
+
+        private static global::ProxyInterfaceSourceGeneratorTests.Source.IBar MapToInterface(global::ProxyInterfaceSourceGeneratorTests.Source.Bar value)
+        {
+            return new global::ProxyInterfaceSourceGeneratorTests.Source.BarProxy(value);
+        }
+
+        private static global::ProxyInterfaceSourceGeneratorTests.Source.Bar MapToInstance(global::ProxyInterfaceSourceGeneratorTests.Source.IBar value)
+        {
+            return value._Instance;
+        }
+
+
+
+        public global::ProxyInterfaceSourceGeneratorTests.Source.NoSetter _Instance { get; }
+        
+        public global::ProxyInterfaceSourceGeneratorTests.Source.IBar? Bar { get => _Instance.Bar != null ? MapToInterface(_Instance.Bar) : null; }
+
+
+        public NoSetterProxy(global::ProxyInterfaceSourceGeneratorTests.Source.NoSetter instance)
+        {
+            _Instance = instance;
+            
+        }
+    }
+}
+#nullable restore

tests/ProxyInterfaceSourceGeneratorTests/ProxyInterfaceSourceGeneratorTest.cs

@@ -310,6 +310,63 @@ public void GenerateFiles_When_MixedVisibility_Should_GenerateCorrectFiles()
         }
     }
 
+    [Fact]
+    public void GenerateFiles_When_NoSetter_Should_GenerateCorrectFiles()
+    {
+        // Arrange
+        var fileNames = new[]
+        {
+            "ProxyInterfaceSourceGeneratorTests.Source.IBar.g.cs",
+            "ProxyInterfaceSourceGeneratorTests.Source.INoSetter.g.cs",
+            "ProxyInterfaceSourceGeneratorTests.Source.BarProxy.g.cs",
+            "ProxyInterfaceSourceGeneratorTests.Source.NoSetterProxy.g.cs"
+        };
+
+        var pathNoSetter = Path.Combine(_basePath, "Source/INoSetter.cs");
+        var sourceFileNoSetter = new SourceFile
+        {
+            Path = pathNoSetter,
+            Text = File.ReadAllText(pathNoSetter),
+            AttributeToAddToInterface = new ExtraAttribute
+            {
+                Name = "ProxyInterfaceGenerator.Proxy",
+                ArgumentList = "typeof(ProxyInterfaceSourceGeneratorTests.Source.NoSetter)"
+            }
+        };
+
+        var pathBar = Path.Combine(_basePath, "Source/IBar.cs");
+        var sourceFileBar = new SourceFile
+        {
+            Path = pathBar,
+            Text = File.ReadAllText(pathBar),
+            AttributeToAddToInterface = new ExtraAttribute
+            {
+                Name = "ProxyInterfaceGenerator.Proxy",
+                ArgumentList = "typeof(ProxyInterfaceSourceGeneratorTests.Source.Bar)"
+            }
+        };
+
+        // Act
+        var result = _sut.Execute([
+            sourceFileBar,
+            sourceFileNoSetter,
+        ]);
+
+        // Assert
+        result.Valid.Should().BeTrue();
+        result.Files.Should().HaveCount(fileNames.Length + 1);
+
+        foreach (var fileName in fileNames.Select((fileName, index) => new { fileName, index }))
+        {
+            var builder = result.Files[fileName.index + 1]; // +1 means skip the attribute
+            builder.Path.Should().EndWith(fileName.fileName);
+
+            var destinationFilename = Path.Combine(_basePath, $"Destination/{fileName.fileName}");
+            if (Write) File.WriteAllText(destinationFilename, builder.Text);
+            builder.Text.Should().Be(File.ReadAllText(destinationFilename));
+        }
+    }
+
     [Fact]
     public void GenerateFiles_ForSingleClass_Should_GenerateCorrectFiles()
     {

tests/ProxyInterfaceSourceGeneratorTests/Source/IBar.cs

@@ -0,0 +1,5 @@
+namespace ProxyInterfaceSourceGeneratorTests.Source;
+
+public partial interface IBar
+{
+}

tests/ProxyInterfaceSourceGeneratorTests/Source/INoSetter.cs

@@ -0,0 +1,5 @@
+namespace ProxyInterfaceSourceGeneratorTests.Source;
+
+public partial interface INoSetter
+{
+}

tests/ProxyInterfaceSourceGeneratorTests/Source/NoSetter.cs

@@ -0,0 +1,6 @@
+namespace ProxyInterfaceSourceGeneratorTests.Source;
+
+public class NoSetter
+{
+    public Bar? Bar { get; }
+}