public async Task ListCategories()
{
//Arrange
var BDName = Guid.NewGuid().ToString();
var context = BuildContext(BDName);
var fakecategory = new Categoria()
{
Nombre = "A1",
Descripcion = "Un tipo de vehiculo",
};
var fakecategory2 = new Categoria()
{
Nombre = "A2",
Descripcion = "Un tipo de vehiculo",
};
context.Categorias.Add(fakecategory);
context.Categorias.Add(fakecategory2);
await context.SaveChangesAsync();
var context2 = BuildContext(BDName);
//Act
var controller = new CategoriasController(context2);
var response = await controller.List();
//Assert
Assert.IsNotNull(response);
}