public void CollectionForm_DisplayError_InvokeWithContextWithIUIService_CallsShowError()
{
var mockEditorService = new Mock <IWindowsFormsEditorService>(MockBehavior.Strict);
mockEditorService
.Setup(s => s.ShowDialog(It.IsAny <Form>()))
.Returns(DialogResult.OK);
var mockServiceProvider = new Mock <IServiceProvider>(MockBehavior.Strict);
mockServiceProvider
.Setup(p => p.GetService(typeof(IWindowsFormsEditorService)))
.Returns(mockEditorService.Object);
var exception = new Exception();
var mockService = new Mock <IUIService>(MockBehavior.Strict);
mockService
.Setup(s => s.ShowError(exception))
.Verifiable();
var mockContext = new Mock <ITypeDescriptorContext>(MockBehavior.Strict);
mockContext
.Setup(c => c.GetService(typeof(IDesignerHost)))
.Returns(null);
mockContext
.Setup(c => c.GetService(typeof(AmbientProperties)))
.Returns(null);
mockContext
.Setup(c => c.GetService(typeof(IComponentChangeService)))
.Returns(null);
mockContext
.Setup(c => c.GetService(typeof(IUIService)))
.Returns(mockService.Object);
var editor = new SubCollectionEditor(typeof(List <int>));
var editValue = new object();
Assert.Same(editValue, editor.EditValue(mockContext.Object, mockServiceProvider.Object, editValue));
Assert.Same(mockContext.Object, editor.Context);
var form = new SubCollectionForm(editor);
form.DisplayError(exception);
mockService.Verify(s => s.ShowError(exception), Times.Once());
}
