Adopt Spector type scenarios (Azure#49657)

* Gen Spector type libraries

* Add tests

Author: JoshLove-msft

eng/Packages.Data.props

@@ -206,7 +206,8 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(IsGeneratorLibrary)' == 'true'">
-    <PackageReference Update="Microsoft.TypeSpec.Generator.ClientModel" Version="1.0.0-alpha.20250423.2" />
+    <PackageReference Update="Microsoft.TypeSpec.Generator.ClientModel" Version="1.0.0-alpha.20250424.2" />
+    <PackageReference Update="Microsoft.TypeSpec.Generator.Input" Version="1.0.0-alpha.20250424.2" />
     <PackageReference Update="Azure.Generator" Version="1.0.0-alpha.20250423.3" />
     <PackageReference Update="System.ClientModel" Version="1.3.0" />
   </ItemGroup>

eng/packages/http-client-csharp/eng/scripts/Generate.ps1

@@ -53,17 +53,9 @@ function IsSpecDir {
 $failingSpecs = @(
     Join-Path 'http' 'payload' 'pageable'
     Join-Path 'http' 'payload' 'xml'
-    Join-Path 'http' 'type' 'model' 'flatten'
-    Join-Path 'http' 'type' 'model' 'templated'
     Join-Path 'http' 'payload' 'multipart'
     Join-Path 'http' 'server' 'path' 'multiple'
     Join-Path 'http' 'server' 'versions' 'versioned'
-    Join-Path 'http' 'type' 'union'
-    Join-Path 'http' 'type' 'enum' 'extensible'
-    Join-Path 'http' 'type' 'model' 'inheritance' 'enum-discriminator'
-    Join-Path 'http' 'type' 'property' 'additional-properties'
-    Join-Path 'http' 'type' 'property' 'optionality'
-    Join-Path 'http' 'type' 'property' 'value-types'
     Join-Path 'http' 'versioning' 'added'
     Join-Path 'http' 'versioning' 'madeOptional'
     Join-Path 'http' 'versioning' 'removed'
@@ -82,9 +74,6 @@ $failingSpecs = @(
     Join-Path 'http' 'parameters' 'collection-format'
     Join-Path 'http' 'response' 'status-code-range' # Response namespace conflicts with Azure.Response
     Join-Path 'http' 'routes'
-    Join-Path 'http' 'type' 'array'
-    Join-Path 'http' 'type' 'dictionary'
-    Join-Path 'http' 'type' 'scalar'
 )
 
 $azureAllowSpecs = @(

eng/packages/http-client-csharp/generator/Azure.Generator/src/Properties/launchSettings.json

@@ -105,6 +105,21 @@
       "commandName": "Executable",
       "executablePath": "dotnet"
     },
+    "http-type-array": {
+      "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/array -g AzureStubGenerator",
+      "commandName": "Executable",
+      "executablePath": "dotnet"
+    },
+    "http-type-dictionary": {
+      "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/dictionary -g AzureStubGenerator",
+      "commandName": "Executable",
+      "executablePath": "dotnet"
+    },
+    "http-type-enum-extensible": {
+      "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/enum/extensible -g AzureStubGenerator",
+      "commandName": "Executable",
+      "executablePath": "dotnet"
+    },
     "http-type-enum-fixed": {
       "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/enum/fixed -g AzureStubGenerator",
       "commandName": "Executable",
@@ -115,6 +130,11 @@
       "commandName": "Executable",
       "executablePath": "dotnet"
     },
+    "http-type-model-inheritance-enum-discriminator": {
+      "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/model/inheritance/enum-discriminator -g AzureStubGenerator",
+      "commandName": "Executable",
+      "executablePath": "dotnet"
+    },
     "http-type-model-inheritance-nested-discriminator": {
       "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/model/inheritance/nested-discriminator -g AzureStubGenerator",
       "commandName": "Executable",
@@ -145,10 +165,35 @@
       "commandName": "Executable",
       "executablePath": "dotnet"
     },
+    "http-type-property-additional-properties": {
+      "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/property/additional-properties -g AzureStubGenerator",
+      "commandName": "Executable",
+      "executablePath": "dotnet"
+    },
     "http-type-property-nullable": {
       "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/property/nullable -g AzureStubGenerator",
       "commandName": "Executable",
       "executablePath": "dotnet"
+    },
+    "http-type-property-optionality": {
+      "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/property/optionality -g AzureStubGenerator",
+      "commandName": "Executable",
+      "executablePath": "dotnet"
+    },
+    "http-type-property-value-types": {
+      "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/property/value-types -g AzureStubGenerator",
+      "commandName": "Executable",
+      "executablePath": "dotnet"
+    },
+    "http-type-scalar": {
+      "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/scalar -g AzureStubGenerator",
+      "commandName": "Executable",
+      "executablePath": "dotnet"
+    },
+    "http-type-union": {
+      "commandLineArgs": "$(SolutionDir)/../dist/generator/Microsoft.TypeSpec.Generator.dll $(SolutionDir)/TestProjects/Spector/http/type/union -g AzureStubGenerator",
+      "commandName": "Executable",
+      "executablePath": "dotnet"
     }
   }
 }

eng/packages/http-client-csharp/generator/Azure.Generator/test/common/Azure.Generator.Tests.Common.csproj

@@ -4,10 +4,16 @@
     <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <IsTestProject>true</IsTestProject>
+    <!-- Don't warn for missing XML comments for test project. -->
+    <NoWarn>$(NoWarn);1591</NoWarn>
   </PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.TypeSpec.Generator.ClientModel" />
+		<PackageReference Include="Azure.Core" />
+    <PackageReference Include="NUnit" />
+    <PackageReference Include="NUnit3TestAdapter" />
+    <PackageReference Include="Microsoft.TypeSpec.Generator.Input" />
 	</ItemGroup>
 
 </Project>

eng/packages/http-client-csharp/generator/Azure.Generator/test/common/BinaryDataAssert.cs

@@ -0,0 +1,16 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using System;
+using NUnit.Framework;
+
+namespace Azure.Generator.Tests.Common
+{
+    public static class BinaryDataAssert
+    {
+        public static void AreEqual(BinaryData expected, BinaryData result)
+        {
+            CollectionAssert.AreEqual(expected?.ToArray(), result?.ToArray());
+        }
+    }
+}

eng/packages/http-client-csharp/generator/Azure.Generator/test/common/InputFactory.cs

@@ -1,6 +1,8 @@
 // Copyright (c) Microsoft Corporation. All rights reserved.
 // Licensed under the MIT License.
 
+using System.Collections.Generic;
+using System.Linq;
 using Microsoft.TypeSpec.Generator.Input;
 
 namespace Azure.Generator.Tests.Common

eng/packages/http-client-csharp/generator/Azure.Generator/test/common/ModelTestHelper.cs

@@ -0,0 +1,30 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using System.Diagnostics;
+using System.IO;
+using System.Reflection;
+
+namespace Azure.Generator.Tests.Common
+{
+    public static class ModelTestHelper
+    {
+        public static string GetLocation(string filePath)
+        {
+            StackTrace stackTrace = new StackTrace();
+            MethodBase method = stackTrace.GetFrame(1)!.GetMethod()!;
+            string testsLocation = Directory.GetParent(method.DeclaringType!.Assembly.Location)!.FullName;
+
+            var startNamespace = testsLocation.IndexOf("bin") + 4;
+            var endNamespace = testsLocation.IndexOf("Debug") - 1;
+            var namespaceLength = endNamespace - startNamespace;
+            var testNamespace = method.DeclaringType.Namespace!.Substring(namespaceLength);
+            var segments = testNamespace.Split('.');
+            foreach (var segment in segments)
+            {
+                testsLocation = Path.Combine(testsLocation, segment);
+            }
+            return Path.Combine(testsLocation, filePath);
+        }
+    }
+}