void Author_DisplaysViewWithCorrectModel(ColumnPost[] columnPosts, Author[] authors)
{
var mock = new Mock <IColumnRepository>();
mock.Setup(x => x.ColumnPosts).Returns(columnPosts.AsQueryable());
mock.Setup(x => x.Authors).Returns(authors.AsQueryable());
var columnController = new ColumnController(mock.Object, null);
var result = (ViewResult)columnController.Author(1);
var model = (AuthorPageViewModel)result.Model;
Assert.Equal(1, model.Author.Id);
Assert.Equal(2, model.Columns.Count);
Assert.Equal(1, model.Columns[0].Id);
Assert.Equal(2, model.Columns[1].Id);
Assert.Equal(nameof(columnController.Author), result.ViewName);
}