public void ChangeParameterTest()
{
MethodTests obj = new MethodTests();
Type methodType = typeof(MethodTests);
MethodInfo method = methodType.GetMethod(nameof(MethodTests.ArraySize));
object ret;
MethodInvokeContext context = ObjectFactory.CreateInvokeContext(method);
ret = context.Invoke(obj);
Assert.AreEqual(0, ret);
context.Arguments[0] = new int[] { 1, 2, 3, 4 };
ret = context.Invoke(obj);
Assert.AreEqual(4, ret);
ObjectFactory.ValueMatching += OnValueMatching;
DirectoryInfo val = (DirectoryInfo)ObjectFactory.InvokeMethod(obj, nameof(obj.TestChange), "D:\\");
Assert.AreEqual("D:\\", val.FullName);
}
public Task Invoke(IHostContext context, Func <Task> next,
IServiceProvider services, ICommandProvider commandProvider, IEnvironment env, IOutputEngine outputEngine, IHostInput hostInput)
{
IInput input = context.Command;
if (input.Name == "help")
{
return(ProcessWithHelp(input, context, commandProvider));
}
CommandRecord command = commandProvider.MatchCommand(context);
if (command == null)
{
return(next());
}
MethodInfo methodInfo = command.CommandEntry;
ParameterInfo[] parameters = methodInfo.GetParameters();
List <int> pathIndices = new List <int>();
foreach (var parameter in parameters)
{
if (parameter.GetCustomAttribute <PathAttribute>() != null)
{
pathIndices.Add(parameter.Position);
}
}
try
{
CommandSet instance = (CommandSet)ObjectFactory.CreateInstance(command.InstanceType, services, input.Options, input.Arguments);
instance.Command = input;
instance.Context = context;
instance.InputObject = context.InputObject;
instance.OutputEngine = outputEngine;
instance.HostInput = hostInput;
instance.Environment = env;
object value;
if (pathIndices.Count <= 0)
{
value = ObjectFactory.InvokeMethod(instance, methodInfo, services, input.Options, input.Arguments);
}
else
{
MethodInvokeContext invokeContext = ObjectFactory.CreateInvokeContext(methodInfo, services, input.Options, input.Arguments);
string currentPath = env.WorkingDirectory.FullName;
ProcessPathAttribute(pathIndices, parameters, invokeContext.Arguments, currentPath);
value = invokeContext.Invoke(instance);
}
if (command.CommandEntry.ReturnType != typeof(void))
{
context.SetResult(value);
}
}
catch (Exception ex)
{
context.Exception = ex;
}
return(Task.CompletedTask);
}
