[C#] Add unit tests for C# APIs and models

modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/CSharpClientCodegen.java

@@ -51,6 +51,9 @@ public CSharpClientCodegen() {
         apiPackage = "IO.Swagger.Api";
         modelPackage = "IO.Swagger.Model";
 
+        modelTestTemplateFiles.put("model_test.mustache", ".cs");
+        apiTestTemplateFiles.put("api_test.mustache", ".cs");
+
         reservedWords = new HashSet<String>(
                 Arrays.asList(
                     // local variable names in API methods (endpoints)
@@ -270,6 +273,16 @@ public String escapeReservedWord(String name) {
         return "_" + name;
     }
 
+     @Override
+     public String apiTestFileFolder() {
+         return outputFolder + ".Test";
+     }
+
+     @Override
+     public String modelTestFileFolder() {
+         return outputFolder + ".Test";
+     }
+
     @Override
     public String apiFileFolder() {
         return outputFolder + File.separator + sourceFolder + File.separator + apiPackage().replace('.', File.separatorChar);
@@ -342,6 +355,16 @@ public String toModelFilename(String name) {
         return toModelName(name);
     }
 
+    @Override
+    public String toApiTestFilename(String name) {
+        return toApiName(name) + "Tests";
+    }
+
+    @Override
+    public String toModelTestFilename(String name) {
+        return toModelName(name) + "Tests";
+    }
+
     @Override
     public Map<String, Object> postProcessOperations(Map<String, Object> objs) {
         super.postProcessOperations(objs);

modules/swagger-codegen/src/main/resources/csharp/README.md

@@ -10,5 +10,11 @@ NOTE: The DLLs included in the package may not be the latest version. We recommn
 ```
 Install-Package RestSharp
 Install-Package Newtonsoft.Json
-``` 
+```
+
+## Installation
+Run the following command to generate the DLL
+- [Mac/Linux] compile-mono.sh
+- [Windows] compile.bat
 
+Then include the DLL (under the `bin` folder) in the C# project

modules/swagger-codegen/src/main/resources/csharp/api_test.mustache

@@ -0,0 +1,65 @@
+using System;
+using System.IO;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Reflection;
+using RestSharp;
+using NUnit.Framework;
+
+using {{packageName}}.Client;
+using {{packageName}}.Api;
+{{#hasImport}}using {{packageName}}.Model;
+{{/hasImport}}
+
+namespace {{packageName}}.Test
+{
+    [TestFixture]
+    public class {{classname}}Tests
+    {
+        private {{classname}} instance;
+
+        /// <summary>
+        /// Setup before each unit test
+        /// </summary>
+        [SetUp]
+        public void Init()
+        {
+           instance = new {{classname}}();
+        }
+
+        /// <summary>
+        /// Clean up after each unit test
+        /// </summary>
+        [TearDown]
+        public void Cleanup()
+        {
+
+        }
+
+        /// <summary>
+        /// Test an instance of {{classname}}
+        /// </summary>
+        [Test]
+        public void {{operationId}}InstanceTest()
+        {
+            Assert.IsInstanceOf<{{classname}}> (instance, "instance is a {{classname}}");
+        }
+
+        {{#operations}}{{#operation}}
+        /// <summary>
+        /// Test {{operationId}}
+        /// </summary>
+        [Test]
+        public void {{operationId}}Test()
+        {
+            // TODO: add unit test for the method '{{operationId}}'
+            {{#allParams}}{{{dataType}}} {{paramName}} = null; // TODO: replace null with proper value
+            {{/allParams}}
+            {{#returnType}}var response = {{/returnType}}instance.{{operationId}}({{#allParams}}{{paramName}}{{#hasMore}}, {{/hasMore}}{{/allParams}});
+            {{#returnType}}Assert.IsInstanceOf<{{{returnType}}}> (response, "response is {{{returnType}}}");{{/returnType}} 
+        }
+        {{/operation}}{{/operations}}
+    }
+
+}

modules/swagger-codegen/src/main/resources/csharp/model_test.mustache

@@ -0,0 +1,63 @@
+using NUnit.Framework;
+
+using System;
+using System.Linq;
+using System.IO;
+using System.Collections.Generic;
+using {{packageName}}.Api;
+using {{packageName}}.Model;
+using {{packageName}}.Client;
+using System.Reflection;
+
+{{#models}}
+{{#model}}
+namespace {{packageName}}.Test
+{
+    [TestFixture]
+    public class {{classname}}Tests
+    {
+        private {{classname}} instance;
+
+        /// <summary>
+        /// Setup before each test
+        /// </summary>
+        [SetUp]
+        public void Init()
+        {
+            instance = new {{classname}}();
+        }
+
+        /// <summary>
+        /// Clean up after each test
+        /// </summary>
+        [TearDown]
+        public void Cleanup()
+        {
+
+        }   
+
+        /// <summary>
+        /// Test an instance of {{classname}}
+        /// </summary>
+        [Test]
+        public void {{classname}}InstanceTest()
+        {
+            Assert.IsInstanceOf<{{classname}}> (instance, "instance is a {{classname}}");
+        }
+
+        {{#vars}}
+        /// <summary>
+        /// Test the property '{{name}}' 
+        /// </summary>
+        [Test]
+        public void {{name}}Test()
+        {
+            // TODO: unit test for the property '{{name}}' 
+        }
+        {{/vars}}
+
+    }
+
+}
+{{/model}}
+{{/models}}

samples/client/petstore/csharp/SwaggerClientTest/Lib/SwaggerClient.Test/CategoryTests.cs

@@ -0,0 +1,68 @@
+using NUnit.Framework;
+
+using System;
+using System.Linq;
+using System.IO;
+using System.Collections.Generic;
+using IO.Swagger.Api;
+using IO.Swagger.Model;
+using IO.Swagger.Client;
+using System.Reflection;
+
+namespace IO.Swagger.Test
+{
+    [TestFixture]
+    public class CategoryTests
+    {
+        private Category instance;
+
+        /// <summary>
+        /// Setup before each test
+        /// </summary>
+        [SetUp]
+        public void Init()
+        {
+            instance = new Category();
+        }
+
+        /// <summary>
+        /// Clean up after each test
+        /// </summary>
+        [TearDown]
+        public void Cleanup()
+        {
+
+        }   
+
+        /// <summary>
+        /// Test an instance of Category
+        /// </summary>
+        [Test]
+        public void CategoryInstanceTest()
+        {
+            Assert.IsInstanceOf<Category> (instance, "instance is a Category");
+        }
+
+
+        /// <summary>
+        /// Test the property 'Id' 
+        /// </summary>
+        [Test]
+        public void IdTest()
+        {
+            // TODO: unit test for the property 'Id' 
+        }
+
+        /// <summary>
+        /// Test the property 'Name' 
+        /// </summary>
+        [Test]
+        public void NameTest()
+        {
+            // TODO: unit test for the property 'Name' 
+        }
+
+
+    }
+
+}

samples/client/petstore/csharp/SwaggerClientTest/Lib/SwaggerClient.Test/OrderTests.cs

@@ -0,0 +1,104 @@
+using NUnit.Framework;
+
+using System;
+using System.Linq;
+using System.IO;
+using System.Collections.Generic;
+using IO.Swagger.Api;
+using IO.Swagger.Model;
+using IO.Swagger.Client;
+using System.Reflection;
+
+namespace IO.Swagger.Test
+{
+    [TestFixture]
+    public class OrderTests
+    {
+        private Order instance;
+
+        /// <summary>
+        /// Setup before each test
+        /// </summary>
+        [SetUp]
+        public void Init()
+        {
+            instance = new Order();
+        }
+
+        /// <summary>
+        /// Clean up after each test
+        /// </summary>
+        [TearDown]
+        public void Cleanup()
+        {
+
+        }   
+
+        /// <summary>
+        /// Test an instance of Order
+        /// </summary>
+        [Test]
+        public void OrderInstanceTest()
+        {
+            Assert.IsInstanceOf<Order> (instance, "instance is a Order");
+        }
+
+
+        /// <summary>
+        /// Test the property 'Id' 
+        /// </summary>
+        [Test]
+        public void IdTest()
+        {
+            // TODO: unit test for the property 'Id' 
+        }
+
+        /// <summary>
+        /// Test the property 'PetId' 
+        /// </summary>
+        [Test]
+        public void PetIdTest()
+        {
+            // TODO: unit test for the property 'PetId' 
+        }
+
+        /// <summary>
+        /// Test the property 'Quantity' 
+        /// </summary>
+        [Test]
+        public void QuantityTest()
+        {
+            // TODO: unit test for the property 'Quantity' 
+        }
+
+        /// <summary>
+        /// Test the property 'ShipDate' 
+        /// </summary>
+        [Test]
+        public void ShipDateTest()
+        {
+            // TODO: unit test for the property 'ShipDate' 
+        }
+
+        /// <summary>
+        /// Test the property 'Status' 
+        /// </summary>
+        [Test]
+        public void StatusTest()
+        {
+            // TODO: unit test for the property 'Status' 
+        }
+
+        /// <summary>
+        /// Test the property 'Complete' 
+        /// </summary>
+        [Test]
+        public void CompleteTest()
+        {
+            // TODO: unit test for the property 'Complete' 
+        }
+
+
+    }
+
+}