public void GetActionMethodErrorMessageReturnsNullIfStaticMethodIsValid()
{
// Arrange
MethodInfo methodInfo = typeof(object).GetMethod("ReferenceEquals");
// Act
string errorMessage = AsyncActionDescriptor.GetActionMethodErrorMessage(methodInfo);
// Assert
Assert.IsNull(errorMessage, "Error message should be null since method is valid.");
}
public void GetActionMethodErrorMessageReturnsNullIfInstanceMethodIsValid()
{
// Arrange
MethodInfo methodInfo = typeof(MyController).GetMethod("ValidAction");
// Act
string errorMessage = AsyncActionDescriptor.GetActionMethodErrorMessage(methodInfo);
// Assert
Assert.IsNull(errorMessage, "Error message should be null since method is valid.");
}
public void GetActionMethodErrorMessageForInstanceMethodWithOpenGenericParameter()
{
// Arrange
MethodInfo methodInfo = typeof(MyController).GetMethod("ActionWithOpenGenericParameter");
// Act
string errorMessage = AsyncActionDescriptor.GetActionMethodErrorMessage(methodInfo);
// Assert
Assert.AreEqual(@"Cannot call action method 'Void ActionWithOpenGenericParameter[T]()' on controller 'Microsoft.Web.Mvc.Test.AsyncActionDescriptorTest+MyController' since it is a generic method.", errorMessage);
}
public void GetActionMethodErrorMessageForMethodWithRefParameter()
{
// Arrange
MethodInfo methodInfo = typeof(MyController).GetMethod("ActionWithRefParameter");
// Act
string errorMessage = AsyncActionDescriptor.GetActionMethodErrorMessage(methodInfo);
// Assert
Assert.AreEqual(@"Cannot call action method 'Void ActionWithRefParameter(Int32 ByRef)' on controller 'Microsoft.Web.Mvc.Test.AsyncActionDescriptorTest+MyController' since the parameter 'Int32& id' is passed by reference.", errorMessage);
}
public void GetActionMethodErrorMessageForInstanceMethodOnWrongTargetType()
{
// Arrange
MethodInfo methodInfo = typeof(object).GetMethod("ToString");
// Act
string errorMessage = AsyncActionDescriptor.GetActionMethodErrorMessage(methodInfo);
// Assert
Assert.AreEqual(@"Cannot create a descriptor for instance method 'System.String ToString()' on type 'System.Object' since the type does not subclass ControllerBase.", errorMessage);
}
