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using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using Moq;
using NUnit.Framework;
using Xamarin.PropertyEditing.ViewModels;
namespace Xamarin.PropertyEditing.Tests
{
[TestFixture]
public class AddValueConverterViewModelTests
{
[SetUp]
public void Setup ()
{
this.syncContext = new TestContext ();
SynchronizationContext.SetSynchronizationContext (this.syncContext);
}
[TearDown]
public void TearDown ()
{
SynchronizationContext.SetSynchronizationContext (null);
this.syncContext.ThrowPendingExceptions ();
}
[Test]
public void ConverterNameSuggestedWithProvider ()
{
object target = new object();
var editorProvider = new Mock<IEditorProvider> ();
var type = new TypeInfo (new AssemblyInfo ("Assembly", false), "Namespace", "Name");
const string suggested = "SuggestedName";
var resourcesProvider = new Mock<IResourceProvider> ();
resourcesProvider.Setup (rp => rp.SuggestResourceNameAsync (It.IsAny<IReadOnlyCollection<object>> (), type))
.ReturnsAsync (suggested);
var types = new AssignableTypesResult (new [] { type });
var vm = new AddValueConverterViewModel (
new TargetPlatform (editorProvider.Object, resourcesProvider.Object), target,
new AsyncValue<IReadOnlyDictionary<IAssemblyInfo, ILookup<string, ITypeInfo>>> (
Task.FromResult (types.GetTypeTree ())));
Assume.That (vm.ConverterName, Is.Null);
vm.SelectedType = type;
Assert.That (vm.ConverterName, Is.EqualTo (suggested));
}
[Test]
public void ConverterNameSuggestedWithoutProvider ()
{
object target = new object ();
var editorProvider = new Mock<IEditorProvider> ();
var type = new TypeInfo (new AssemblyInfo ("Assembly", false), "Namespace", "Name");
var types = new AssignableTypesResult (new[] { type });
var vm = new AddValueConverterViewModel (
new TargetPlatform (editorProvider.Object), target,
new AsyncValue<IReadOnlyDictionary<IAssemblyInfo, ILookup<string, ITypeInfo>>> (
Task.FromResult (types.GetTypeTree ())));
Assume.That (vm.ConverterName, Is.Null);
vm.SelectedType = type;
Assert.That (vm.ConverterName, Is.EqualTo (type.Name));
}
private TestContext syncContext;
}
}
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