Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

external/aspnetwebstack/test/System.Web.Http.Test/ModelBinding/Binders/ComplexModelDtoTest.cs

@@ -0,0 +1,55 @@
+// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
+
+using System.Linq;
+using System.Web.Http.Metadata;
+using System.Web.Http.Metadata.Providers;
+using Xunit;
+using Assert = Microsoft.TestCommon.AssertEx;
+
+namespace System.Web.Http.ModelBinding.Binders
+{
+    public class ComplexModelDtoTest
+    {
+        [Fact]
+        public void ConstructorThrowsIfModelMetadataIsNull()
+        {
+            // Act & assert
+            Assert.ThrowsArgumentNull(
+                () => new ComplexModelDto(null, Enumerable.Empty<ModelMetadata>()),
+                "modelMetadata");
+        }
+
+        [Fact]
+        public void ConstructorThrowsIfPropertyMetadataIsNull()
+        {
+            // Arrange
+            ModelMetadata modelMetadata = GetModelMetadata();
+
+            // Act & assert
+            Assert.ThrowsArgumentNull(
+                () => new ComplexModelDto(modelMetadata, null),
+                "propertyMetadata");
+        }
+
+        [Fact]
+        public void ConstructorSetsProperties()
+        {
+            // Arrange
+            ModelMetadata modelMetadata = GetModelMetadata();
+            ModelMetadata[] propertyMetadata = new ModelMetadata[0];
+
+            // Act
+            ComplexModelDto dto = new ComplexModelDto(modelMetadata, propertyMetadata);
+
+            // Assert
+            Assert.Equal(modelMetadata, dto.ModelMetadata);
+            Assert.Equal(propertyMetadata, dto.PropertyMetadata.ToArray());
+            Assert.Empty(dto.Results);
+        }
+
+        private static ModelMetadata GetModelMetadata()
+        {
+            return new ModelMetadata(new EmptyModelMetadataProvider(), typeof(object), null, typeof(object), "PropertyName");
+        }
+    }
+}