using System;

using System.Collections.Generic;

using System.Linq;

using System.Reactive.Linq;

using System.Text;

using System.Threading.Tasks;

using Xunit;

namespace ReactiveUI.Tests

{

public class InputScopeTests

{

[Fact]

public void InputScopeShouldInvokeCommandsInReverseOrder()

{

var view = new FakeView() { ViewModel = new FakeViewModel(), };

var fixture = new KeyboardManager();

fixture.RegisterScope(

new InputSection("Foo",

view.GetInputCommand(x => x.ViewModel.Cmd, "Ctrl-C")));

fixture.RegisterScope(

new InputSection("Bar",

view.GetInputCommand(x => x.ViewModel.Cmd2, "Ctrl-C")));

var output = Observable.Merge(

view.ViewModel.Cmd.Select(_ => "Foo"),

view.ViewModel.Cmd2.Select(_ => "Bar"))

.CreateCollection();

fixture.InvokeShortcut("Ctrl-C");

Assert.Equal(1, output.Count);

Assert.Equal("Bar", output[0]);

}

[Fact]

public void InputScopeShouldntBlowUpOnMissingShortcut()

{

var view = new FakeView() { ViewModel = new FakeViewModel(), };

var fixture = new KeyboardManager();

fixture.RegisterScope(

new InputSection("Foo",

view.GetInputCommand(x => x.ViewModel.Cmd, "Ctrl-C")));

fixture.RegisterScope(

new InputSection("Bar",

view.GetInputCommand(x => x.ViewModel.Cmd2, "Ctrl-C")));

var output = Observable.Merge(

view.ViewModel.Cmd.Select(_ => "Foo"),

view.ViewModel.Cmd2.Select(_ => "Bar"))

.CreateCollection();

fixture.InvokeShortcut("Ctrl-R");

Assert.Equal(0, output.Count);

}

}

}