public void NullActionExecution()
{
var invoked = false;
var canExecuteInvoked = false;
var rc = new EventCommand();
rc.OnCanExecuted += (s, a) => { canExecuteInvoked = true; };
Assert.IsFalse(invoked);
Assert.IsFalse(canExecuteInvoked);
rc.Execute();
Assert.IsFalse(invoked);
Assert.IsFalse(canExecuteInvoked);
void onExecuteEvent(object s, EventArgs a)
{
invoked = true;
}
rc.OnExecuted += onExecuteEvent;
rc.OnCanExecuted += (s, a) => rc.OnExecuted -= onExecuteEvent;
rc.Execute();
Assert.IsFalse(invoked);
Assert.IsTrue(canExecuteInvoked);
}
public void NullActionExecution()
{
var invoked = false;
var canExecuteInvoked = false;
var rc = new EventCommand <int>();
rc.OnCanExecuted += (s, a) => { canExecuteInvoked = true; };
Assert.IsFalse(invoked);
Assert.IsFalse(canExecuteInvoked);
rc.Execute(0);
Assert.IsFalse(invoked);
Assert.IsFalse(canExecuteInvoked);
EventHandler <int> onExecuteEvent = (s, a) => { invoked = true; };
rc.OnExecuted += onExecuteEvent;
rc.OnCanExecuted += (s, a) => rc.OnExecuted -= onExecuteEvent;
rc.Execute(0);
Assert.IsFalse(invoked);
Assert.IsTrue(canExecuteInvoked);
}
private void EventHandler(object sender, RoutedEventArgs e)
{
if (EventCommand != null)
{
EventCommand.Execute(Target ?? (this));
}
}
public void ActionPredicateInvocation()
{
var invoked = false;
var canExecuteInvoked = false;
var rc = new EventCommand();
rc.OnExecuted += (s, a) => invoked = true;
rc.OnCanExecuted += (s, a) => { canExecuteInvoked = true; a.CanExecute = true; };
Assert.IsFalse(invoked);
Assert.IsFalse(canExecuteInvoked);
Assert.IsTrue(((ICommand)rc).CanExecute(null));
Assert.IsFalse(invoked);
Assert.IsTrue(canExecuteInvoked);
canExecuteInvoked = false;
rc.Execute();
Assert.IsTrue(invoked);
Assert.IsTrue(canExecuteInvoked);
}
public void ParameterTransferTest()
{
var param = 12356;
var rc = new EventCommand <int>();
rc.OnExecuted += (s, i) => Assert.AreEqual(param, i);
rc.OnCanExecuted += (s, a) => Assert.AreEqual(param, a.Parameter);
rc.Execute(param);
}
public void ActionInvokation()
{
var invoked = false;
var rc = new EventCommand();
rc.OnExecuted += (s, a) => invoked = true;
Assert.IsFalse(invoked);
rc.Execute();
Assert.IsTrue(invoked);
}
public void ActionPreventExecution()
{
var invoked = false;
var canExecuteInvoked = false;
var rc = new EventCommand();
rc.OnExecuted += (s, a) => invoked = true;
rc.OnCanExecuted += (s, a) => { canExecuteInvoked = true; a.CanExecute = false; };
Assert.IsFalse(invoked);
Assert.IsFalse(canExecuteInvoked);
rc.Execute();
Assert.IsFalse(invoked);
Assert.IsTrue(canExecuteInvoked);
}
public void Run <T1, T2, T3, T4>(T1 value1, T2 value2, T3 value3, T4 value4)
{
//if (CommandParameter == null)
SetCommandParameter();
EventCommand.Execute(CommandParameter, value1, value2, value3, value4);
}
public void Run <T1, T2>(T1 value1, T2 value2)
{
//if (CommandParameter == null)
SetCommandParameter();
EventCommand.Execute(CommandParameter, value1, value2);
}
public void Run()
{
//if (CommandParameter == null)
SetCommandParameter();
EventCommand.Execute(CommandParameter);
}