public void Source_Gets_Disabled_When_Target_Command_Is_Disabled_During_Initialization_With_Expression()
{
var source = new MockEventSource();
var target = new MockViewModelWithAction() { IsActionEnabled = false };
var binder = new MethodBinder<MockEventArgs>(source, "MockEvent", e => this.SetAction(), p => target.IsActionEnabled,target);
binder.Bind();
Assert.IsFalse(source.IsEnabled);
}
public void Source_Is_Disabled_When_Target_Command_Gets_Disabled_After_Initialization()
{
var source = new MockEventSource();
var target = new MockViewModelWithAction() {IsActionEnabled = true};
var binder = new MethodBinder<MockEventArgs>(source, "MockEvent", e => target.Action(), p => target.IsActionEnabled,target);
binder.Bind();
target.IsActionEnabled = false;
Assert.IsFalse(source.IsEnabled);
}
private void Bind(Delegate d)
{
MethodBinder.Bind(d, this);
}
public void When_event_is_raised_then_action_is_called()
{
var source = new MockEventSource();
var binder = new MethodBinder<MockEventArgs>(source, "MockEvent", e => this.SetAction());
binder.Bind();
source.RaiseMockEvent("foo");
Assert.IsTrue(this._actionWasCalled);
}
public void When_constructed_with_action_disabled_then_source_gets_disabled()
{
var source = new MockEventSource();
var target = new MockViewModelWithAction() {IsActionEnabled = false};
var binder = new MethodBinder<MockEventArgs>(source, "MockEvent", e => this.SetAction(), p => target.IsActionEnabled,target);
binder.Bind();
Assert.IsFalse(source.IsEnabled);
}
public void When_constructed_then_subscribes_to_event()
{
var source = new MockEventSource();
var binder = new MethodBinder<MockEventArgs>(source, "MockEvent", e => this.SetAction());
binder.Bind();
Assert.IsNotNull(source.EventHandler);
}
public void When_command_is_disabled_and_event_is_raised_then_action_is_not_called()
{
var source = new MockEventSource();
var target = new MockViewModelWithAction() {IsActionEnabled = false};
var binder = new MethodBinder<MockEventArgs>(source, "MockEvent", e => this.SetAction(), p => target.IsActionEnabled,target);
binder.Bind();
source.RaiseMockEvent("foo");
Assert.IsFalse(this._actionWasCalled);
}