public void WhenOnEventRaised()
{
var commandExecuterMock = new Mock <ICommandExecutor>();
var command = new Mock <ICommand>().Object;
var commandParameter = new object();
var eventArgs = new EventArgs();
var eventArgsConverter = new Mock <IValueConverter>().Object;
var eventArgsConverterParameter = new object();
var eventArgsPropertyPath = "";
var behavior =
new EventToCommandBehaviorMock
{
CommandExecutor = commandExecuterMock.Object,
Command = command,
CommandParameter = commandParameter,
EventArgsConverter = eventArgsConverter,
EventArgsConverterParameter = eventArgsConverterParameter,
EventArgsPropertyPath = eventArgsPropertyPath
};
behavior.Rise(this, eventArgs);
commandExecuterMock.Verify(
executer => executer.Execute(command, commandParameter, eventArgs, eventArgsConverter, eventArgsConverterParameter, eventArgsPropertyPath),
Times.Once);
}
public void Command_CanExecute()
{
var behavior = new EventToCommandBehaviorMock
{
EventName = "ItemTapped",
Command = new DelegateCommand(() => Assert.True(false), () => false)
};
var listView = new ListView();
listView.Behaviors.Add(behavior);
behavior.RaiseEvent(listView, null);
}
public void Command_CanExecuteWithParameterShouldNotExeute()
{
var shouldExeute = bool.FalseString;
var behavior = new EventToCommandBehaviorMock
{
EventName = "ItemTapped",
CommandParameter = shouldExeute,
Command = new DelegateCommand <string>(o => Assert.True(false), o => o.Equals(bool.TrueString))
};
var listView = new ListView();
listView.Behaviors.Add(behavior);
behavior.RaiseEvent(listView, null);
}
public void Command_Execute()
{
var executedCommand = false;
var behavior = new EventToCommandBehaviorMock
{
EventName = "ItemTapped",
Command = new DelegateCommand(() =>
{
executedCommand = true;
Assert.True(true);
})
};
var listView = new ListView();
listView.Behaviors.Add(behavior);
behavior.RaiseEvent(listView, null);
Assert.True(executedCommand);
}
public void Command_Converter()
{
const string item = "ItemProperty";
var behavior = new EventToCommandBehaviorMock
{
EventName = "ItemTapped",
EventArgsConverter = new ItemTappedEventArgsConverter(false),
Command = new DelegateCommand <string>(o =>
{
Assert.NotNull(o);
Assert.Equal(item, o);
})
};
var listView = new ListView();
listView.Behaviors.Add(behavior);
behavior.RaiseEvent(listView, new ItemTappedEventArgs(listView, item));
}
public void Command_EventArgsParameterPath_Nested_When_ChildIsNull()
{
var executedCommand = false;
var behavior = new EventToCommandBehaviorMock
{
EventName = "ItemTapped",
EventArgsParameterPath = "Item.AProperty",
Command = new DelegateCommand <object>(o =>
{
executedCommand = true;
Assert.Null(o);
})
};
var listView = new ListView();
listView.Behaviors.Add(behavior);
behavior.RaiseEvent(listView, new ItemTappedEventArgs(listView, null));
Assert.True(executedCommand);
}
public void Command_EventArgsParameterPath()
{
const string item = "ItemProperty";
var executedCommand = false;
var behavior = new EventToCommandBehaviorMock
{
EventName = "ItemTapped",
EventArgsParameterPath = "Item",
Command = new DelegateCommand <string>(o =>
{
executedCommand = true;
Assert.NotNull(o);
Assert.Equal(item, o);
})
};
var listView = new ListView();
listView.Behaviors.Add(behavior);
behavior.RaiseEvent(listView, new ItemTappedEventArgs(listView, item));
Assert.True(executedCommand);
}
public void Command_OrderOfExecution()
{
const string commandParameter = "ItemProperty";
var converter = new ItemTappedEventArgsConverter(false);
var behavior = new EventToCommandBehaviorMock
{
EventName = "ItemTapped",
EventArgsConverter = converter,
CommandParameter = commandParameter,
Command = new DelegateCommand <string>(o =>
{
Assert.NotNull(o);
Assert.Equal(commandParameter, o);
Assert.False(converter.HasConverted);
})
};
var listView = new ListView();
listView.Behaviors.Add(behavior);
behavior.RaiseEvent(listView, new ItemTappedEventArgs(listView, commandParameter));
}
public void Command_EventArgsParameterPath_Nested()
{
dynamic item = new
{
AProperty = "Value"
};
var behavior = new EventToCommandBehaviorMock
{
EventName = "ItemTapped",
EventArgsParameterPath = "Item.AProperty",
Command = new DelegateCommand <object>(o =>
{
Assert.NotNull(o);
Assert.Equal("Value", o);
})
};
var listView = new ListView();
listView.Behaviors.Add(behavior);
behavior.RaiseEvent(listView, new ItemTappedEventArgs(listView, item));
}