public async Task Invoke_UsesDefaultValuesIfNotBound()
{
// Arrange
var actionDescriptor = new ControllerActionDescriptor
{
ControllerTypeInfo = typeof(TestController).GetTypeInfo(),
BoundProperties = new List<ParameterDescriptor>(),
MethodInfo = typeof(TestController).GetTypeInfo()
.DeclaredMethods
.First(m => m.Name.Equals("ActionMethodWithDefaultValues", StringComparison.Ordinal)),
Parameters = new List<ParameterDescriptor>
{
new ParameterDescriptor
{
Name = "value",
ParameterType = typeof(int),
BindingInfo = new BindingInfo(),
}
},
FilterDescriptors = new List<FilterDescriptor>()
};
var context = new Mock<HttpContext>();
context.SetupGet(c => c.Items)
.Returns(new Dictionary<object, object>());
context.Setup(c => c.RequestServices.GetService(typeof(ILoggerFactory)))
.Returns(new NullLoggerFactory());
var actionContext = new ActionContext(context.Object, new RouteData(), actionDescriptor);
var controllerFactory = new Mock<IControllerFactory>();
controllerFactory.Setup(c => c.CreateController(It.IsAny<ControllerContext>()))
.Returns(new TestController());
var metadataProvider = new EmptyModelMetadataProvider();
var invoker = new ControllerActionInvoker(
actionContext,
CreateFilterCache(),
controllerFactory.Object,
actionDescriptor,
new IInputFormatter[0],
new ControllerArgumentBinder(
metadataProvider,
TestModelBinderFactory.CreateDefault(metadataProvider),
new DefaultObjectValidator(metadataProvider, new ValidatorCache())),
new IModelValidatorProvider[0],
new IValueProviderFactory[0],
new NullLoggerFactory().CreateLogger<ControllerActionInvoker>(),
new DiagnosticListener("Microsoft.AspNetCore"),
200);
// Act
await invoker.InvokeAsync();
// Assert
Assert.Equal(5, context.Object.Items["Result"]);
}
public void CreateController_IgnoresPropertiesThatAreNotDecoratedWithAttribute()
{
// Arrange
var actionDescriptor = new ControllerActionDescriptor
{
ControllerTypeInfo = typeof(ControllerWithoutAttributes).GetTypeInfo()
};
var context = new ControllerContext()
{
ActionDescriptor = actionDescriptor,
HttpContext = new DefaultHttpContext()
{
RequestServices = GetServices(),
},
};
var factory = CreateControllerFactory(new DefaultControllerActivator(new TypeActivatorCache()));
// Act
var result = factory.CreateController(context);
// Assert
var controller = Assert.IsType<ControllerWithoutAttributes>(result);
Assert.Null(controller.ActionContext);
}
public void ExecutingAction_ForControllerAction_WithGivenRouteValues_LogsActionAndRouteData(string expectedRouteValuesLogMessage, params KeyValuePair <string, string>[] routeValues)
{
// Arrange
var testSink = new TestSink();
var loggerFactory = new TestLoggerFactory(testSink, enabled: true);
var logger = loggerFactory.CreateLogger("test");
var action = new Controllers.ControllerActionDescriptor
{
// Using a generic type to verify the use of a clean name
ControllerTypeInfo = typeof(ValueTuple <int, string>).GetTypeInfo(),
MethodInfo = typeof(object).GetMethod(nameof(ToString)),
};
foreach (var routeValue in routeValues)
{
action.RouteValues.Add(routeValue);
}
// Act
logger.ExecutingAction(action);
// Assert
var write = Assert.Single(testSink.Writes);
Assert.Equal(
$"Route matched with {expectedRouteValuesLogMessage}. " +
"Executing controller action with signature System.String ToString() on controller System.ValueTuple<int, string> (System.Private.CoreLib).",
write.State.ToString());
}
public ControllerActionInvoker(
ActionContext actionContext,
ControllerActionInvokerCache controllerActionInvokerCache,
IControllerFactory controllerFactory,
ControllerActionDescriptor descriptor,
IReadOnlyList<IInputFormatter> inputFormatters,
IControllerActionArgumentBinder argumentBinder,
IReadOnlyList<IModelValidatorProvider> modelValidatorProviders,
IReadOnlyList<IValueProviderFactory> valueProviderFactories,
ILogger logger,
DiagnosticSource diagnosticSource,
int maxModelValidationErrors)
: base(
actionContext,
controllerActionInvokerCache,
inputFormatters,
modelValidatorProviders,
valueProviderFactories,
logger,
diagnosticSource,
maxModelValidationErrors)
{
if (controllerFactory == null)
{
throw new ArgumentNullException(nameof(controllerFactory));
}
if (descriptor == null)
{
throw new ArgumentNullException(nameof(descriptor));
}
if (argumentBinder == null)
{
throw new ArgumentNullException(nameof(argumentBinder));
}
_controllerFactory = controllerFactory;
_descriptor = descriptor;
_argumentBinder = argumentBinder;
if (descriptor.MethodInfo == null)
{
throw new ArgumentException(
Resources.FormatPropertyOfTypeCannotBeNull(
nameof(descriptor.MethodInfo),
typeof(ControllerActionDescriptor)),
nameof(descriptor));
}
}
public ModelBindingActionInvoker(
ActionContext actionContext,
ControllerActionInvokerCache controllerActionInvokerCache,
IControllerFactory controllerFactory,
ControllerActionDescriptor descriptor,
IReadOnlyList<IInputFormatter> inputFormatters,
IControllerActionArgumentBinder controllerActionArgumentBinder,
IReadOnlyList<IModelValidatorProvider> modelValidatorProviders,
IReadOnlyList<IValueProviderFactory> valueProviderFactories,
ILogger logger,
DiagnosticSource diagnosticSource,
int maxModelValidationErrors)
: base(actionContext, controllerActionInvokerCache, controllerFactory, descriptor, inputFormatters, controllerActionArgumentBinder, modelValidatorProviders, valueProviderFactories, logger, diagnosticSource, maxModelValidationErrors)
{
this.controllerActionDescriptor = descriptor;
}
public IActionInvoker CreateModelBindingActionInvoker(
ActionContext actionContext,
ControllerActionDescriptor controllerActionDescriptor)
{
return new ModelBindingActionInvoker(
actionContext,
this.controllerActionInvokerCache,
this.controllerFactory,
controllerActionDescriptor,
this.inputFormatters,
this.argumentBinder,
this.modelValidatorProviders,
this.valueProviderFactories,
this.logger,
this.diagnosticSource,
this.maxModelValidationErrors);
}
public Func <ControllerContext, object> CreateControllerFactory(ControllerActionDescriptor descriptor)
{
if (descriptor == null)
{
throw new ArgumentNullException(nameof(descriptor));
}
var controllerType = descriptor.ControllerTypeInfo?.AsType();
if (controllerType == null)
{
throw new ArgumentException(Resources.FormatPropertyOfTypeCannotBeNull(
nameof(descriptor.ControllerTypeInfo),
nameof(descriptor)),
nameof(descriptor));
}
if (_factoryCreateController != null)
{
return(_factoryCreateController);
}
var controllerActivator = _activatorProvider.CreateActivator(descriptor);
var propertyActivators = GetPropertiesToActivate(descriptor);
object CreateController(ControllerContext controllerContext)
{
var controller = controllerActivator(controllerContext);
for (var i = 0; i < propertyActivators.Length; i++)
{
var propertyActivator = propertyActivators[i];
propertyActivator(controllerContext, controller);
}
return(controller);
}
return(CreateController);
}
public void CreateReleaser_InvokesIControllerActivator_IfItIsNotDefaultControllerActivator()
{
// Arrange
var expected = new object();
var activator = new Mock <IControllerActivator>();
activator.Setup(a => a.Release(It.IsAny <ControllerContext>(), expected))
.Verifiable();
var activatorProvider = new ControllerActivatorProvider(activator.Object);
var descriptor = new ControllerActionDescriptor
{
ControllerTypeInfo = typeof(object).GetTypeInfo(),
};
// Act
var releaseDelegate = activatorProvider.CreateReleaser(descriptor);
releaseDelegate(new ControllerContext(), expected);
// Assert
activator.Verify();
}
/// <inheritdoc/>
public Func <ControllerContext, object, ValueTask>?CreateAsyncReleaser(ControllerActionDescriptor descriptor)
{
if (descriptor == null)
{
throw new ArgumentNullException(nameof(descriptor));
}
if (_controllerActivatorReleaseAsync != null)
{
return(_controllerActivatorReleaseAsync);
}
if (typeof(IAsyncDisposable).GetTypeInfo().IsAssignableFrom(descriptor.ControllerTypeInfo))
{
return(_disposeAsync);
}
if (typeof(IDisposable).GetTypeInfo().IsAssignableFrom(descriptor.ControllerTypeInfo))
{
return(_syncDisposeAsync);
}
return(null);
}
public Action <ControllerContext, object> CreateControllerReleaser(ControllerActionDescriptor descriptor)
{
if (descriptor == null)
{
throw new ArgumentNullException(nameof(descriptor));
}
var controllerType = descriptor.ControllerTypeInfo?.AsType();
if (controllerType == null)
{
throw new ArgumentException(Resources.FormatPropertyOfTypeCannotBeNull(
nameof(descriptor.ControllerTypeInfo),
nameof(descriptor)),
nameof(descriptor));
}
if (_factoryReleaseController != null)
{
return(_factoryReleaseController);
}
return(_activatorProvider.CreateReleaser(descriptor));
}
public void CreateControllerFactory_UsesControllerActivatorAndPropertyActivator()
{
// Arrange
var expectedProperty1 = new object();
var expectedProperty2 = new object();
var expectedController = new TestController();
var factory = new DefaultControllerFactory(
Mock.Of <IControllerActivator>(),
Enumerable.Empty <IControllerPropertyActivator>());
var activatorProvider = new Mock <IControllerActivatorProvider>();
activatorProvider.Setup(p => p.CreateActivator(It.IsAny <ControllerActionDescriptor>()))
.Returns(_ => expectedController)
.Verifiable();
var propertyActivator1 = new Mock <IControllerPropertyActivator>();
propertyActivator1.Setup(p => p.GetActivatorDelegate(It.IsAny <ControllerActionDescriptor>()))
.Returns((context, controllerObject) =>
{
((TestController)controllerObject).ActivatedValue1 = expectedProperty1;
})
.Verifiable();
var propertyActivator2 = new Mock <IControllerPropertyActivator>();
propertyActivator2.Setup(p => p.GetActivatorDelegate(It.IsAny <ControllerActionDescriptor>()))
.Returns((context, controllerObject) =>
{
((TestController)controllerObject).ActivatedValue2 = expectedProperty2;
})
.Verifiable();
var propertyActivators = new[]
{
propertyActivator1.Object,
propertyActivator2.Object,
};
var provider = new ControllerFactoryProvider(
activatorProvider.Object,
factory,
propertyActivators);
var descriptor = new ControllerActionDescriptor
{
ControllerTypeInfo = typeof(TestController).GetTypeInfo(),
};
// Act
var factoryDelegate = provider.CreateControllerFactory(descriptor);
var controller = factoryDelegate(new ControllerContext());
// Assert
var actual = Assert.IsType <TestController>(controller);
Assert.Same(expectedController, actual);
Assert.Same(expectedProperty1, actual.ActivatedValue1);
Assert.Same(expectedProperty2, actual.ActivatedValue2);
activatorProvider.Verify();
propertyActivator1.Verify();
propertyActivator2.Verify();
}
public void WithCustomControllerContextShouldSetItToAccessor()
{
MyMvc
.IsUsingDefaultConfiguration()
.WithServices(services =>
{
services.AddActionContextAccessor();
});
var actionDescriptor = new ControllerActionDescriptor { Name = "Test" };
var actionContext = new ControllerContext { ActionDescriptor = actionDescriptor };
MyMvc
.Controller<ActionContextController>()
.WithControllerContext(actionContext)
.ShouldPassFor()
.TheController(controller =>
{
Assert.NotNull(controller);
Assert.NotNull(controller.Context);
Assert.Equal("Test", controller.Context.ActionDescriptor.Name);
});
MyMvc.IsUsingDefaultConfiguration();
}
public TestControllerActionInvoker(
ActionContext actionContext,
IFilterProvider[] filterProviders,
MockControllerFactory controllerFactory,
ControllerActionDescriptor descriptor,
IReadOnlyList<IInputFormatter> inputFormatters,
IControllerActionArgumentBinder controllerActionArgumentBinder,
IReadOnlyList<IModelValidatorProvider> modelValidatorProviders,
IReadOnlyList<IValueProviderFactory> valueProviderFactories,
ILogger logger,
DiagnosticSource diagnosticSource,
int maxAllowedErrorsInModelState)
: base(
actionContext,
CreateFilterCache(filterProviders),
controllerFactory,
descriptor,
inputFormatters,
controllerActionArgumentBinder,
modelValidatorProviders,
valueProviderFactories,
logger,
diagnosticSource,
maxAllowedErrorsInModelState)
{
ControllerFactory = controllerFactory;
}
public async Task ValidationIsTriggered_OnFromBodyModels(List<ParameterDescriptor> parameters)
{
// Arrange
var actionDescriptor = new ControllerActionDescriptor()
{
BoundProperties = new List<ParameterDescriptor>(),
Parameters = parameters
};
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var testContext = ModelBindingTestHelper.GetTestContext(
request =>
{
request.QueryString = new QueryString("?accountId=30");
request.Body = new MemoryStream(Encoding.UTF8.GetBytes("{\"accountId\": 15,\"amount\": 250.0}"));
request.ContentType = "application/json";
},
actionDescriptor: actionDescriptor);
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var modelState = testContext.ModelState;
// Act
await argumentBinder.BindArgumentsAsync(testContext, new TestController(), arguments);
// Assert
Assert.False(modelState.IsValid);
var entry = Assert.Single(
modelState,
e => string.Equals(e.Key, "AccountId", StringComparison.OrdinalIgnoreCase)).Value;
var error = Assert.Single(entry.Errors);
Assert.Equal("The field AccountId must be between 25 and 50.", error.ErrorMessage);
}
public async Task MultipleActionParameter_ValidModelState(List<ParameterDescriptor> parameters)
{
// Since validation attribute is only present on the FromBody model's property(TransferInfo's AccountId),
// validation should not trigger for the parameter which is bound from Uri.
// Arrange
var actionDescriptor = new ControllerActionDescriptor()
{
BoundProperties = new List<ParameterDescriptor>(),
Parameters = parameters
};
var argumentBinder = ModelBindingTestHelper.GetArgumentBinder();
var testContext = ModelBindingTestHelper.GetTestContext(
request =>
{
request.QueryString = new QueryString("?accountId=10");
request.Body = new MemoryStream(Encoding.UTF8.GetBytes("{\"accountId\": 40,\"amount\": 250.0}"));
request.ContentType = "application/json";
},
actionDescriptor: actionDescriptor);
var arguments = new Dictionary<string, object>(StringComparer.Ordinal);
var modelState = testContext.ModelState;
// Act
await argumentBinder.BindArgumentsAsync(testContext, new TestController(), arguments);
// Assert
Assert.True(modelState.IsValid);
object value;
Assert.True(arguments.TryGetValue("accountId", out value));
var accountId = Assert.IsType<int>(value);
Assert.Equal(10, accountId);
Assert.True(arguments.TryGetValue("transferInfo", out value));
var transferInfo = Assert.IsType<TransferInfo>(value);
Assert.NotNull(transferInfo);
Assert.Equal(40, transferInfo.AccountId);
Assert.Equal(250.0, transferInfo.Amount);
}
public void CreateController_UsesControllerActivatorToInstantiateController()
{
// Arrange
var expected = new MyController();
var actionDescriptor = new ControllerActionDescriptor
{
ControllerTypeInfo = typeof(MyController).GetTypeInfo()
};
var context = new ControllerContext()
{
ActionDescriptor = actionDescriptor,
HttpContext = new DefaultHttpContext()
{
RequestServices = GetServices(),
},
};
var activator = new Mock<IControllerActivator>();
activator.Setup(a => a.Create(context))
.Returns(expected)
.Verifiable();
var controllerFactory = CreateControllerFactory(activator.Object);
// Act
var result = controllerFactory.CreateController(context);
// Assert
var controller = Assert.IsType<MyController>(result);
Assert.Same(expected, controller);
activator.Verify();
}
public static string?AreaName(this ControllerActionDescriptor actionDescriptor) => actionDescriptor.ControllerTypeInfo.GetCustomAttribute <AreaAttribute>()?.RouteValue;
public static (string?areaName, string controllerName, string actionName, string path) GetAreaControllerAction(this ControllerActionDescriptor actionDescriptor)
{
var area = actionDescriptor.AreaName();
var controller = actionDescriptor.ControllerName;
var action = actionDescriptor.ActionName;
var separator = Path.AltDirectorySeparatorChar;
return(area, controller, action, $"{separator}{area}{separator}{controller}{separator}{action}");
}
public void CreateController_SetsControllerContext()
{
// Arrange
var actionDescriptor = new ControllerActionDescriptor
{
ControllerTypeInfo = typeof(ControllerWithAttributes).GetTypeInfo()
};
var context = new ControllerContext()
{
ActionDescriptor = actionDescriptor,
HttpContext = new DefaultHttpContext()
{
RequestServices = GetServices(),
},
};
var factory = CreateControllerFactory(new DefaultControllerActivator(new TypeActivatorCache()));
// Act
var result = factory.CreateController(context);
// Assert
var controller = Assert.IsType<ControllerWithAttributes>(result);
Assert.Same(context, controller.ControllerContext);
}
private static IDictionary<string, object> GetRouteValues(
MethodInfo methodInfo,
MethodCallExpression methodCallExpression,
ControllerActionDescriptor controllerActionDescriptor,
bool considerParameterDescriptors)
{
var result = new Dictionary<string, object>(StringComparer.OrdinalIgnoreCase);
var arguments = methodCallExpression.Arguments;
if (arguments.Count == 0)
{
return result;
}
var methodParameters = methodInfo.GetParameters();
var parameterDescriptors = new Dictionary<string, string>();
if (considerParameterDescriptors)
{
var parameters = controllerActionDescriptor.Parameters;
for (int i = 0; i < parameters.Count; i++)
{
var parameter = parameters[i];
if (parameter.BindingInfo != null)
{
parameterDescriptors.Add(parameter.Name, parameter.BindingInfo.BinderModelName);
}
}
}
for (var i = 0; i < arguments.Count; i++)
{
var methodParameterName = methodParameters[i].Name;
if (considerParameterDescriptors && parameterDescriptors.ContainsKey(methodParameterName))
{
methodParameterName = parameterDescriptors[methodParameterName] ?? methodParameterName;
}
var value = ExpressionParser.ResolveExpressionValue(arguments[i]);
if (value == null)
{
continue;
}
result[methodParameterName] = value;
}
return result;
}
public void WithControllerContextFuncShouldSetItToAccessor()
{
MyApplication
.StartsFrom<DefaultStartup>()
.WithServices(services =>
{
services.AddActionContextAccessor();
});
var actionDescriptor = new ControllerActionDescriptor { DisplayName = "Test" };;
MyController<ActionContextController>
.Instance()
.WithControllerContext(controllerContext =>
{
controllerContext.ActionDescriptor = actionDescriptor;
})
.ShouldPassForThe<ActionContextController>(controller =>
{
Assert.NotNull(controller);
Assert.NotNull(controller.Context);
Assert.Equal("Test", controller.Context.ActionDescriptor.DisplayName);
});
MyApplication.StartsFrom<DefaultStartup>();
}
public IActionInvoker CreateModelBindingActionInvoker(ActionContext actionContext, ControllerActionDescriptor controllerActionDescriptor)
{
return null;
}
public static ControllerBinderDelegate CreateBinderDelegate(
ParameterBinder parameterBinder,
IModelBinderFactory modelBinderFactory,
IModelMetadataProvider modelMetadataProvider,
ControllerActionDescriptor actionDescriptor,
MvcOptions mvcOptions)
{
if (parameterBinder == null)
{
throw new ArgumentNullException(nameof(parameterBinder));
}
if (modelBinderFactory == null)
{
throw new ArgumentNullException(nameof(modelBinderFactory));
}
if (modelMetadataProvider == null)
{
throw new ArgumentNullException(nameof(modelMetadataProvider));
}
if (actionDescriptor == null)
{
throw new ArgumentNullException(nameof(actionDescriptor));
}
if (mvcOptions == null)
{
throw new ArgumentNullException(nameof(mvcOptions));
}
var parameterBindingInfo = GetParameterBindingInfo(
modelBinderFactory,
modelMetadataProvider,
actionDescriptor,
mvcOptions);
var propertyBindingInfo = GetPropertyBindingInfo(modelBinderFactory, modelMetadataProvider, actionDescriptor);
if (parameterBindingInfo == null && propertyBindingInfo == null)
{
return(null);
}
return(Bind);
async Task Bind(ControllerContext controllerContext, object controller, Dictionary <string, object> arguments)
{
var valueProvider = await CompositeValueProvider.CreateAsync(controllerContext);
var parameters = actionDescriptor.Parameters;
for (var i = 0; i < parameters.Count; i++)
{
var parameter = parameters[i];
var bindingInfo = parameterBindingInfo[i];
var modelMetadata = bindingInfo.ModelMetadata;
if (!modelMetadata.IsBindingAllowed)
{
continue;
}
var result = await parameterBinder.BindModelAsync(
controllerContext,
bindingInfo.ModelBinder,
valueProvider,
parameter,
modelMetadata,
value : null);
if (result.IsModelSet)
{
arguments[parameter.Name] = result.Model;
}
}
var properties = actionDescriptor.BoundProperties;
for (var i = 0; i < properties.Count; i++)
{
var property = properties[i];
var bindingInfo = propertyBindingInfo[i];
var modelMetadata = bindingInfo.ModelMetadata;
if (!modelMetadata.IsBindingAllowed)
{
continue;
}
var result = await parameterBinder.BindModelAsync(
controllerContext,
bindingInfo.ModelBinder,
valueProvider,
property,
modelMetadata,
value : null);
if (result.IsModelSet)
{
PropertyValueSetter.SetValue(bindingInfo.ModelMetadata, controller, result.Model);
}
}
}
}
public void CreateController_ThrowsIConstructorCannotBeActivated()
{
// Arrange
var actionDescriptor = new ControllerActionDescriptor
{
ControllerTypeInfo = typeof(ControllerThatCannotBeActivated).GetTypeInfo()
};
var context = new ControllerContext()
{
ActionDescriptor = actionDescriptor,
HttpContext = new DefaultHttpContext()
{
RequestServices = GetServices(),
},
};
var factory = CreateControllerFactory(new DefaultControllerActivator(new TypeActivatorCache()));
// Act and Assert
var exception = Assert.Throws<InvalidOperationException>(() => factory.CreateController(context));
Assert.Equal(
$"Unable to resolve service for type '{typeof(TestService).FullName}' while attempting to activate " +
$"'{typeof(ControllerThatCannotBeActivated).FullName}'.",
exception.Message);
}
private static ActionDescriptor CreateAction(string area, string controller, string action)
{
var actionDescriptor = new ControllerActionDescriptor()
{
ActionName = string.Format("Area: {0}, Controller: {1}, Action: {2}", area, controller, action),
Parameters = new List<ParameterDescriptor>(),
};
actionDescriptor.RouteValues.Add("area", area);
actionDescriptor.RouteValues.Add("controller", controller);
actionDescriptor.RouteValues.Add("action", action);
return actionDescriptor;
}
//public static (string areaName, string controllerName, string actionName, string path) MvcRoutePath(this ControllerActionDescriptor actionDescriptor) {
#region "DebugObject"
public static ControllerActionDescriptorDebugObject GetDebugObject(this ControllerActionDescriptor controllerActionDescriptor) => new ControllerActionDescriptorDebugObject(controllerActionDescriptor);
public static ControllerBinderDelegate?CreateBinderDelegate(
ParameterBinder parameterBinder,
IModelBinderFactory modelBinderFactory,
IModelMetadataProvider modelMetadataProvider,
ControllerActionDescriptor actionDescriptor,
MvcOptions mvcOptions)
{
if (parameterBinder == null)
{
throw new ArgumentNullException(nameof(parameterBinder));
}
if (modelBinderFactory == null)
{
throw new ArgumentNullException(nameof(modelBinderFactory));
}
if (modelMetadataProvider == null)
{
throw new ArgumentNullException(nameof(modelMetadataProvider));
}
if (actionDescriptor == null)
{
throw new ArgumentNullException(nameof(actionDescriptor));
}
if (mvcOptions == null)
{
throw new ArgumentNullException(nameof(mvcOptions));
}
var parameterBindingInfo = GetParameterBindingInfo(
modelBinderFactory,
modelMetadataProvider,
actionDescriptor);
var propertyBindingInfo = GetPropertyBindingInfo(modelBinderFactory, modelMetadataProvider, actionDescriptor);
if (parameterBindingInfo == null && propertyBindingInfo == null)
{
return(null);
}
var parameters = actionDescriptor.Parameters switch
{
List <ParameterDescriptor> list => list.ToArray(),
_ => actionDescriptor.Parameters.ToArray()
};
var properties = actionDescriptor.BoundProperties switch
{
List <ParameterDescriptor> list => list.ToArray(),
_ => actionDescriptor.BoundProperties.ToArray()
};
return(Bind);
async Task Bind(ControllerContext controllerContext, object controller, Dictionary <string, object?> arguments)
{
var(success, valueProvider) = await CompositeValueProvider.TryCreateAsync(controllerContext, controllerContext.ValueProviderFactories);
if (!success)
{
return;
}
Debug.Assert(valueProvider is not null);
for (var i = 0; i < parameters.Length; i++)
{
var parameter = parameters[i];
var bindingInfo = parameterBindingInfo ![i];
var modelMetadata = bindingInfo.ModelMetadata;
if (!modelMetadata.IsBindingAllowed)
{
continue;
}
var result = await parameterBinder.BindModelAsync(
controllerContext,
bindingInfo.ModelBinder,
valueProvider,
parameter,
modelMetadata,
value : null,
container : null); // Parameters do not have containers.
if (result.IsModelSet)
{
arguments[parameter.Name] = result.Model;
}
}
for (var i = 0; i < properties.Length; i++)
{
var property = properties[i];
var bindingInfo = propertyBindingInfo ![i];
private TestControllerActionInvoker CreateInvoker(
IFilterMetadata[] filters,
bool actionThrows = false,
int maxAllowedErrorsInModelState = 200)
{
var actionDescriptor = new ControllerActionDescriptor()
{
FilterDescriptors = new List<FilterDescriptor>(),
Parameters = new List<ParameterDescriptor>(),
};
if (actionThrows)
{
actionDescriptor.MethodInfo = typeof(ControllerActionInvokerTest).GetMethod("ThrowingActionMethod");
}
else
{
actionDescriptor.MethodInfo = typeof(ControllerActionInvokerTest).GetMethod("ActionMethod");
}
actionDescriptor.ControllerTypeInfo = typeof(ControllerActionInvokerTest).GetTypeInfo();
var httpContext = new Mock<HttpContext>(MockBehavior.Loose);
var http = GetHttpContext();
var httpRequest = http.Request;
var httpResponse = http.Response;
httpContext.SetupGet(c => c.Request).Returns(httpRequest);
httpContext.SetupGet(c => c.Response).Returns(httpResponse);
httpContext
.Setup(o => o.RequestServices.GetService(typeof(ILoggerFactory)))
.Returns(NullLoggerFactory.Instance);
httpResponse.Body = new MemoryStream();
var formatter = new Mock<IOutputFormatter>();
formatter
.Setup(f => f.CanWriteResult(It.IsAny<OutputFormatterCanWriteContext>()))
.Returns(true);
formatter
.Setup(f => f.WriteAsync(It.IsAny<OutputFormatterWriteContext>()))
.Returns<OutputFormatterWriteContext>(async c =>
{
await c.HttpContext.Response.WriteAsync(c.Object.ToString());
});
var options = new MvcOptions();
options.OutputFormatters.Add(formatter.Object);
var optionsAccessor = new Mock<IOptions<MvcOptions>>();
optionsAccessor
.SetupGet(o => o.Value)
.Returns(options);
httpContext
.Setup(o => o.RequestServices.GetService(typeof(IOptions<MvcOptions>)))
.Returns(optionsAccessor.Object);
var actionContext = new ActionContext(
httpContext: httpContext.Object,
routeData: new RouteData(),
actionDescriptor: actionDescriptor);
var filterProvider = new Mock<IFilterProvider>(MockBehavior.Strict);
filterProvider
.Setup(fp => fp.OnProvidersExecuting(It.IsAny<FilterProviderContext>()))
.Callback<FilterProviderContext>(context =>
{
foreach (var filterMetadata in filters)
{
context.Results.Add(new FilterItem(new FilterDescriptor(filterMetadata, FilterScope.Action))
{
Filter = filterMetadata,
});
}
});
filterProvider
.Setup(fp => fp.OnProvidersExecuted(It.IsAny<FilterProviderContext>()))
.Verifiable();
var actionArgumentsBinder = new Mock<IControllerActionArgumentBinder>();
actionArgumentsBinder.Setup(
b => b.BindActionArgumentsAsync(It.IsAny<ControllerContext>(), It.IsAny<object>()))
.Returns(Task.FromResult<IDictionary<string, object>>(new Dictionary<string, object>()));
filterProvider
.SetupGet(fp => fp.Order)
.Returns(-1000);
var invoker = new TestControllerActionInvoker(
actionContext,
new[] { filterProvider.Object },
new MockControllerFactory(this),
actionDescriptor,
new IInputFormatter[0],
actionArgumentsBinder.Object,
new IModelValidatorProvider[0],
new IValueProviderFactory[0],
new NullLoggerFactory().CreateLogger<ControllerActionInvoker>(),
new DiagnosticListener("Microsoft.AspNetCore"),
maxAllowedErrorsInModelState);
return invoker;
}
