You can now run the `.DbMigrator` console application to **migrate** the **database schema** and **seed** the initial data.
{{else if DB=="Mongo"}}
You can now run the `.DbMigrator` console application to **seed** the initial data.
{{end}}
## Testing the Author Application Service
Finally, we can write some tests for the `IAuthorAppService`. Add a new class, named `AuthorAppService_Tests` in the `Authors` namespace (folder) of the `Acme.BookStore.Application.Tests` project: