public void UnregisteringCommandWithNullThrows()
{
Assert.Throws<ArgumentNullException>(() =>
{
var compositeCommand = new CompositeCommand();
compositeCommand.UnregisterCommand(null);
});
}
public void UnregisterCommandDisconnectsIsActiveChangedDelegate()
{
CompositeCommand activeAwareCommand = new CompositeCommand(true);
MockActiveAwareCommand commandOne = new MockActiveAwareCommand() { IsActive = true, IsValid = true };
MockActiveAwareCommand commandTwo = new MockActiveAwareCommand() { IsActive = false, IsValid = false };
activeAwareCommand.RegisterCommand(commandOne);
activeAwareCommand.RegisterCommand(commandTwo);
Assert.True(activeAwareCommand.CanExecute(null));
activeAwareCommand.UnregisterCommand(commandOne);
Assert.False(activeAwareCommand.CanExecute(null));
}
public void UnregisteringCommandWithNullThrows()
{
var compositeCommand = new CompositeCommand();
compositeCommand.UnregisterCommand(null);
}
