private IViewComponentResult InvokeSyncCore(ViewComponentContext context)
{
var component = CreateComponent(context);
using (_logger.ViewComponentScope(context))
{
var method = context.ViewComponentDescriptor.MethodInfo;
var arguments = ControllerActionExecutor.PrepareArguments(
context.Arguments,
method.GetParameters());
_diagnosticSource.BeforeViewComponent(context, component);
_logger.ViewComponentExecuting(context, arguments);
var startTimestamp = _logger.IsEnabled(LogLevel.Debug) ? Stopwatch.GetTimestamp() : 0;
object result;
try
{
result = method.Invoke(component, arguments);
}
catch (TargetInvocationException ex)
{
// Preserve callstack of any user-thrown exceptions.
var exceptionInfo = ExceptionDispatchInfo.Capture(ex.InnerException);
exceptionInfo.Throw();
return(null); // Unreachable
}
var viewComponentResult = CoerceToViewComponentResult(result);
_logger.ViewComponentExecuted(context, startTimestamp, viewComponentResult);
_diagnosticSource.AfterViewComponent(context, viewComponentResult, component);
return(viewComponentResult);
}
}
private IViewComponentResult InvokeSyncCore(ObjectMethodExecutor executor, ViewComponentContext context)
{
var component = _viewComponentFactory.CreateViewComponent(context);
using (_logger.ViewComponentScope(context))
{
var arguments = ControllerActionExecutor.PrepareArguments(
context.Arguments,
executor);
_diagnosticSource.BeforeViewComponent(context, component);
_logger.ViewComponentExecuting(context, arguments);
var startTimestamp = _logger.IsEnabled(LogLevel.Debug) ? Stopwatch.GetTimestamp() : 0;
object result;
try
{
result = executor.Execute(component, arguments);
}
finally
{
_viewComponentFactory.ReleaseViewComponent(context, component);
}
var viewComponentResult = CoerceToViewComponentResult(result);
_logger.ViewComponentExecuted(context, startTimestamp, viewComponentResult);
_diagnosticSource.AfterViewComponent(context, viewComponentResult, component);
_viewComponentFactory.ReleaseViewComponent(context, component);
return(viewComponentResult);
}
}
private async Task <IViewComponentResult> InvokeAsyncCore(ViewComponentContext context)
{
var component = _viewComponentFactory.CreateViewComponent(context);
using (_logger.ViewComponentScope(context))
{
var method = context.ViewComponentDescriptor.MethodInfo;
var arguments = ControllerActionExecutor.PrepareArguments(context.Arguments, method.GetParameters());
var methodExecutor = _viewComponentInvokerCache.GetViewComponentMethodExecutor(context);
_diagnosticSource.BeforeViewComponent(context, component);
_logger.ViewComponentExecuting(context, arguments);
var startTimestamp = _logger.IsEnabled(LogLevel.Debug) ? Stopwatch.GetTimestamp() : 0;
var result = await ControllerActionExecutor.ExecuteAsync(methodExecutor, component, arguments);
var viewComponentResult = CoerceToViewComponentResult(result);
_logger.ViewComponentExecuted(context, startTimestamp, viewComponentResult);
_diagnosticSource.AfterViewComponent(context, viewComponentResult, component);
_viewComponentFactory.ReleaseViewComponent(context, component);
return(viewComponentResult);
}
}
public async Task AsyncAction_WithCustomTaskReturnTypeThrows()
{
// Arrange
var inputParam1 = 1;
var inputParam2 = "Second Parameter";
var actionParameters = new Dictionary <string, object> {
{ "i", inputParam1 }, { "s", inputParam2 }
};
// If it is an unrecognized derived type we throw an InvalidOperationException.
var methodWithCutomTaskReturnType = new MethodWithCustomTaskReturnType(_controller.TaskActionWithCustomTaskReturnType);
var expectedException = string.Format(
CultureInfo.CurrentCulture,
"The method 'TaskActionWithCustomTaskReturnType' on type '{0}' returned a Task instance even though it is not an asynchronous method.",
typeof(TestController));
// Act & Assert
var ex = await Assert.ThrowsAsync <InvalidOperationException>(
() => ControllerActionExecutor.ExecuteAsync(
methodWithCutomTaskReturnType.GetMethodInfo(),
_controller,
actionParameters));
Assert.Equal(expectedException, ex.Message);
}
public async Task AsyncAction_ReturningUnwrappedTaskThrows()
{
// Arrange
var inputParam1 = 1;
var inputParam2 = "Second Parameter";
var actionParameters = new Dictionary <string, object> {
{ "i", inputParam1 }, { "s", inputParam2 }
};
var methodWithUnwrappedTask = new MethodWithTaskReturnType(_controller.UnwrappedTask);
var expectedException = string.Format(
CultureInfo.CurrentCulture,
"The method 'UnwrappedTask' on type '{0}' returned an instance of '{1}'. " +
"Make sure to call Unwrap on the returned value to avoid unobserved faulted Task.",
typeof(TestController),
typeof(Task <Task>).FullName);
// Act & Assert
var ex = await Assert.ThrowsAsync <InvalidOperationException>(
() => ControllerActionExecutor.ExecuteAsync(
methodWithUnwrappedTask.GetMethodInfo(),
_controller,
actionParameters));
Assert.Equal(expectedException, ex.Message);
}
private async Task <IViewComponentResult> InvokeAsyncCore(
MethodInfo method,
ViewComponentContext context)
{
if (method == null)
{
throw new ArgumentNullException(nameof(method));
}
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var component = CreateComponent(context);
using (_logger.ViewComponentScope(context))
{
_diagnosticSource.BeforeViewComponent(context, component);
_logger.ViewComponentExecuting(context);
var startTime = Environment.TickCount;
var result = await ControllerActionExecutor.ExecuteAsync(method, component, context.Arguments);
var viewComponentResult = CoerceToViewComponentResult(result);
_logger.ViewComponentExecuted(context, startTime, viewComponentResult);
_diagnosticSource.AfterViewComponent(context, viewComponentResult, component);
return(viewComponentResult);
}
}
public async Task InvalidParameterValueThrows()
{
// Arrange
var inputParam2 = "Second Parameter";
var actionParameters = new Dictionary <string, object> {
{ "i", "Some Invalid Value" }, { "s", inputParam2 }
};
var methodWithTaskOfIntReturnType = new MethodWithTaskOfIntReturnType(_controller.TaskValueTypeAction);
var message = TestPlatformHelper.IsMono ? "Object type {0} cannot be converted to target type: {1}" :
"Object of type '{0}' cannot be converted to type '{1}'.";
var expectedException = string.Format(
CultureInfo.CurrentCulture,
message,
typeof(string),
typeof(int));
// Act & Assert
// If it is an unrecognized derived type we throw an InvalidOperationException.
var ex = await Assert.ThrowsAsync <ArgumentException>(
() => ControllerActionExecutor.ExecuteAsync(
methodWithTaskOfIntReturnType.GetMethodInfo(),
_controller,
actionParameters));
Assert.Equal(expectedException, ex.Message);
}
public async Task AsyncAction_WithVoidReturnType()
{
var methodWithVoidReturnType = new MethodWithVoidReturnType(TestController.VoidAction);
var result = await ControllerActionExecutor.ExecuteAsync(
methodWithVoidReturnType.GetMethodInfo(),
null,
(IDictionary <string, object>) null);
Assert.Same(null, result);
}
private async Task <IViewComponentResult> InvokeAsyncCore(
[NotNull] MethodInfo method,
[NotNull] ViewComponentContext context)
{
var component = CreateComponent(context);
var result = await ControllerActionExecutor.ExecuteAsync(method, component, context.Arguments);
return(CoerceToViewComponentResult(result));
}
private async Task <IWebSocketActionResult> InvokeActionMethodAsync(ObjectMethodExecutor executor, object controller, IDictionary <string, object> parameters)
{
// Order the parameters used to invoke the action
var orderedParameters = ControllerActionExecutor.PrepareArguments(parameters, executor);
// Execute the action
var resultAsObject = executor.Execute(controller, orderedParameters);
// If the result is not of type IWebSocketActionResult, create a WebSocketObjectResult with the result
return(resultAsObject as IWebSocketActionResult ?? new WebSocketObjectResult(resultAsObject));
}
public async Task SyncAction()
{
string inputString = "hello";
var syncMethod = new SyncMethod(_controller.Echo);
var result = await ControllerActionExecutor.ExecuteAsync(
syncMethod.GetMethodInfo(),
_controller,
new Dictionary <string, object>() { { "input", inputString } });
Assert.Equal(inputString, result);
}
/// <summary>
/// Invokes an asynchronous method.
/// </summary>
/// <param name="method">The method to invoke.</param>
/// <param name="context">The widget context.</param>
/// <returns>The widget result.</returns>
private async Task <IWidgetResult> InvokeAsyncCore(MethodInfo method, WidgetContext context)
{
var widget = CreateWidget(context);
var arguments = await GetArgumentsAsync(context, method, context.Values);
var result = await ControllerActionExecutor.ExecuteAsync(method, widget, arguments);
var widgetResult = CoerceToWidgetResult(result);
return(widgetResult);
}
public async Task SyncAction_WithException()
{
string inputString = "hello";
var syncMethod = new SyncMethod(_controller.EchoWithException);
await Assert.ThrowsAsync <NotImplementedException>(
() => ControllerActionExecutor.ExecuteAsync(
syncMethod.GetMethodInfo(),
_controller,
new Dictionary <string, object>()
{
{ "input", inputString }
}));
}
public async Task ExecuteAsync_WithArgumentDictionary_DefaultParameterValueUsed()
{
// Arrange
var syncMethod = new SyncMethod(_controller.EchoWithDefaultValueAndAttribute);
// Act
var result = await ControllerActionExecutor.ExecuteAsync(
syncMethod.GetMethodInfo(),
_controller,
new Dictionary <string, object>());
// Assert
Assert.Equal("world", result);
}
public async Task AsyncAction_WithoutAsyncThrows()
{
int inputParam1 = 1;
string inputParam2 = "Second Parameter";
var actionParameters = new Dictionary <string, object> {
{ "i", inputParam1 }, { "s", inputParam2 }
};
var methodWithTaskOfIntReturnType = new MethodWithTaskOfIntReturnType(_controller.TaskActionWithExceptionWithoutAsync);
await Assert.ThrowsAsync <NotImplementedException>(
() => ControllerActionExecutor.ExecuteAsync(methodWithTaskOfIntReturnType.GetMethodInfo(),
_controller,
actionParameters));
}
public async Task ExecuteAsync_WithArgumentDictionary_AnyValue_HasPrecedenceOverDefaults()
{
// Arrange
var syncMethod = new SyncMethod(_controller.EchoWithDefaultValueAndAttribute);
// Act
var result = await ControllerActionExecutor.ExecuteAsync(
syncMethod.GetMethodInfo(),
_controller,
new Dictionary <string, object>() { { "input", null } });
// Assert
Assert.Null(result);
}
public async Task ExecuteAsync_WithArgumentArray_DefaultValueAttributeIgnored()
{
// Arrange
var syncMethod = new SyncMethod(_controller.EchoWithDefaultValue);
// Act
var result = await ControllerActionExecutor.ExecuteAsync(
syncMethod.GetMethodInfo(),
_controller,
new object[] { null, });
// Assert
Assert.Null(result);
}
protected override async Task <IActionResult> InvokeActionAsync(ActionExecutingContext actionExecutingContext)
{
var actionMethodInfo = _descriptor.MethodInfo;
var actionReturnValue = await ControllerActionExecutor.ExecuteAsync(
actionMethodInfo,
actionExecutingContext.Controller,
actionExecutingContext.ActionArguments);
var actionResult = CreateActionResult(
actionMethodInfo.ReturnType,
actionReturnValue);
return(actionResult);
}
public async Task AsyncAction_TaskOfTaskOfValueReturnType()
{
int inputParam1 = 1;
string inputParam2 = "Second Parameter";
var actionParameters = new Dictionary <string, object> {
{ "i", inputParam1 }, { "s", inputParam2 }
};
var methodWithTaskOfTaskOfIntReturnType = new MethodWithTaskOfTaskOfIntReturnType(_controller.TaskOfTaskAction);
var result = await(Task <int>)(await ControllerActionExecutor.ExecuteAsync(
methodWithTaskOfTaskOfIntReturnType.GetMethodInfo(),
_controller,
actionParameters));
Assert.Equal(inputParam1, result);
}
public async Task AsyncAction_WithExceptionsAfterAwait()
{
int inputParam1 = 1;
string inputParam2 = "Second Parameter";
var actionParameters = new Dictionary <string, object> {
{ "i", inputParam1 }, { "s", inputParam2 }
};
var methodWithTaskOfIntReturnType = new MethodWithTaskOfIntReturnType(_controller.TaskActionThrowAfterAwait);
await AssertThrowsAsync <ArgumentException>(
async() =>
await ControllerActionExecutor.ExecuteAsync(
methodWithTaskOfIntReturnType.GetMethodInfo(),
_controller,
actionParameters),
"Argument Exception");
}
public async Task ParametersInRandomOrder()
{
int inputParam1 = 1;
string inputParam2 = "Second Parameter";
// Note that the order of parameters is reversed
var actionParameters = new Dictionary <string, object> {
{ "s", inputParam2 }, { "i", inputParam1 }
};
var methodWithTaskOfIntReturnType = new MethodWithTaskOfIntReturnType(_controller.TaskValueTypeAction);
var result = await ControllerActionExecutor.ExecuteAsync(
methodWithTaskOfIntReturnType.GetMethodInfo(),
_controller,
actionParameters);
Assert.Equal(inputParam1, result);
}
private async Task <IViewComponentResult> InvokeAsyncCore(ObjectMethodExecutor executor, ViewComponentContext context)
{
var component = _viewComponentFactory.CreateViewComponent(context);
using (_logger.ViewComponentScope(context))
{
var arguments = ControllerActionExecutor.PrepareArguments(context.Arguments, executor);
_diagnosticSource.BeforeViewComponent(context, component);
_logger.ViewComponentExecuting(context, arguments);
var startTimestamp = _logger.IsEnabled(LogLevel.Debug) ? Stopwatch.GetTimestamp() : 0;
object resultAsObject = null;
var taskGenericType = executor.TaskGenericType;
if (taskGenericType == typeof(IViewComponentResult))
{
resultAsObject = await(Task <IViewComponentResult>) executor.Execute(component, arguments);
}
else if (taskGenericType == typeof(string))
{
resultAsObject = await(Task <string>) executor.Execute(component, arguments);
}
else if (taskGenericType == typeof(IHtmlContent))
{
resultAsObject = await(Task <IHtmlContent>) executor.Execute(component, arguments);
}
else
{
resultAsObject = await executor.ExecuteAsync(component, arguments);
}
var viewComponentResult = CoerceToViewComponentResult(resultAsObject);
_logger.ViewComponentExecuted(context, startTimestamp, viewComponentResult);
_diagnosticSource.AfterViewComponent(context, viewComponentResult, component);
_viewComponentFactory.ReleaseViewComponent(context, component);
return(viewComponentResult);
}
}
public async Task AsyncAction_TaskReturnType()
{
// Arrange
var inputParam1 = 1;
var inputParam2 = "Second Parameter";
var actionParameters = new Dictionary <string, object> {
{ "i", inputParam1 }, { "s", inputParam2 }
};
var methodWithTaskReturnType = new MethodWithTaskReturnType(_controller.TaskAction);
// Act
var result = await ControllerActionExecutor.ExecuteAsync(
methodWithTaskReturnType.GetMethodInfo(),
_controller,
actionParameters);
// Assert
Assert.Same(null, result);
}
protected override async Task <IActionResult> InvokeActionAsync(ActionExecutingContext actionExecutingContext)
{
var controllerActionDescriptor = (ControllerActionDescriptor)actionExecutingContext.ActionDescriptor;
var actionMethodInfo = controllerActionDescriptor.MethodInfo;
actionMethodInfo = actionExecutingContext.Controller.GetType()
.GetMethod(actionMethodInfo.Name, controllerActionDescriptor.Parameters.Select(x => x.ParameterType).ToArray());
var actionReturnValue = await ControllerActionExecutor.ExecuteAsync(
actionMethodInfo,
ActionContext.Controller,
actionExecutingContext.ActionArguments);
var actionResult = CreateActionResult(
actionMethodInfo.ReturnType,
actionReturnValue);
return(actionResult);
}
private async Task <IViewComponentResult> InvokeAsyncCore(
MethodInfo method,
ViewComponentContext context)
{
if (method == null)
{
throw new ArgumentNullException(nameof(method));
}
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
var component = CreateComponent(context);
var result = await ControllerActionExecutor.ExecuteAsync(method, component, context.Arguments);
return(CoerceToViewComponentResult(result));
}
public async Task AsyncAction_WithExceptionsAfterAwait()
{
// Arrange
var inputParam1 = 1;
var inputParam2 = "Second Parameter";
var actionParameters = new Dictionary <string, object> {
{ "i", inputParam1 }, { "s", inputParam2 }
};
var methodWithTaskOfIntReturnType = new MethodWithTaskOfIntReturnType(_controller.TaskActionThrowAfterAwait);
var expectedException = "Argument Exception";
// Act & Assert
var ex = await Assert.ThrowsAsync <ArgumentException>(
() => ControllerActionExecutor.ExecuteAsync(
methodWithTaskOfIntReturnType.GetMethodInfo(),
_controller,
actionParameters));
Assert.Equal(expectedException, ex.Message);
}
public async Task AsyncAction_WithDynamicReturnTypeThrows()
{
int inputParam1 = 1;
string inputParam2 = "Second Parameter";
var actionParameters = new Dictionary <string, object> {
{ "i", inputParam1 }, { "s", inputParam2 }
};
var dynamicTaskMethod = new ReturnTaskAsDynamicValue(_controller.ReturnTaskAsDynamicValue);
string expectedException = string.Format(
CultureInfo.CurrentCulture,
"The method 'ReturnTaskAsDynamicValue' on type '{0}' returned a Task instance even though it is not an asynchronous method.",
typeof(TestController));
await AssertThrowsAsync <InvalidOperationException>(
async() =>
await ControllerActionExecutor.ExecuteAsync(
dynamicTaskMethod.GetMethodInfo(),
_controller,
actionParameters),
expectedException);
}