#283 Adding tests for without model state implementation.

Author: vaptsarov

src/MyTested.AspNetCore.Mvc.ViewComponents/Internal/TestContexts/ViewComponentTestContext.cs

@@ -15,7 +15,7 @@ public class ViewComponentTestContext : ActionTestContext<ViewContext>
 
         public override string ExceptionMessagePrefix => $"When invoking {this.Component.GetName()} expected";
 
-        public override ModelStateDictionary ModelState => this.viewComponentContext.ViewData.ModelState;
+        public override ModelStateDictionary ModelState => this.ViewComponentContext.ViewData.ModelState;
 
         protected override ViewContext DefaultComponentContext
             => ViewContextMock.Default(this);

test/MyTested.AspNetCore.Mvc.ModelState.Test/BuildersTests/ModelsTests/ModelStateBuilderTests.cs

@@ -4,6 +4,7 @@
     using Setups.Controllers;
     using Xunit;
     using System.Collections.Generic;
+    using System.Linq;
 
     public class ModelStateBuilderTests
     {
@@ -58,5 +59,77 @@ public void WithModelStateWithErrorsObjectShouldWorkCorrectly()
                 .ShouldReturn()
                 .BadRequest();
         }
+
+        [Fact]
+        public void WithoutModelStateByProvidingExistingKeyShouldWorkCorrectly()
+        {
+            var keyValuePair = new KeyValuePair<string, string>("Key1", "Value1");
+
+            MyController<MvcController>
+                .Instance()
+                .WithModelState(modelState => modelState
+                    .WithError(keyValuePair.Key, keyValuePair.Value)
+                    .WithError("PseudoRandomKey", "value"))
+                .WithoutModelState(keyValuePair.Key)
+                .Calling(c => c.GetModelStateKeys())
+                .ShouldReturn()
+                .Ok(ok => ok
+                    .WithModelOfType<List<string>>()
+                    .Passing(keys => keys.Count == 1 &&
+                        keys.Any(key => !key.Equals(keyValuePair.Key))));
+        }
+
+        [Fact]
+        public void WithoutModelStateByUsingTheBuilderShouldWorkCorrectly()
+        {
+            var keyValuePair = new KeyValuePair<string, string>("Key1", "Value1");
+
+            MyController<MvcController>
+                .Instance()
+                .WithModelState(modelState => modelState
+                    .WithError(keyValuePair.Key, keyValuePair.Value)
+                    .WithError("PseudoRandomKey", "value"))
+                .WithoutModelState(modelState => modelState.WithoutModelState(keyValuePair.Key))
+                .Calling(c => c.GetModelStateKeys())
+                .ShouldReturn()
+                .Ok(ok => ok
+                    .WithModelOfType<List<string>>()
+                    .Passing(keys => keys.Count == 1 &&
+                        keys.Any(key => !key.Equals(keyValuePair.Key))));
+        }
+
+        [Fact]
+        public void WithoutModelStateShouldWorkCorrectly()
+        {
+            MyController<MvcController>
+                .Instance()
+                .WithModelState(modelState => modelState
+                    .WithError("PseudoRandomKey1", "value1")
+                    .WithError("PseudoRandomKey2", "value2"))
+                .WithoutModelState()
+                .Calling(c => c.GetModelStateKeys())
+                .ShouldReturn()
+                .Ok(ok => ok
+                    .WithModelOfType<List<string>>()
+                    .Passing(keys => keys.Count == 0));
+        }
+
+        [Fact]
+        public void WithoutModelStateByRemovingNonExistingKeyShouldWorkCorrectly()
+        {
+            var keyValuePair = new KeyValuePair<string, string>("Key1", "Value1");
+
+            MyController<MvcController>
+                .Instance()
+                .WithModelState(modelState => modelState
+                    .WithError(keyValuePair.Key, keyValuePair.Value))
+                .WithoutModelState("NonExistingKey")
+                .Calling(c => c.GetModelStateKeys())
+                .ShouldReturn()
+                .Ok(ok => ok
+                    .WithModelOfType<List<string>>()
+                    .Passing(keys => keys.Count == 1 &&
+                        keys.Any(key => key.Equals(keyValuePair.Key))));
+        }
     }
 }

test/MyTested.AspNetCore.Mvc.Test.Setups/Controllers/MvcController.cs

@@ -786,6 +786,11 @@ public IActionResult BadRequestWithCustomError()
             return this.BadRequest(this.ResponseModel);
         }
 
+        public IActionResult GetModelStateKeys()
+        {
+            return this.Ok(this.ModelState.Keys.ToList());
+        }
+
         public IActionResult AcceptedAction()
         {
             return this.Accepted();