public void PostsToTheCorrectUrl()
{
var connection = Substitute.For <IApiConnection>();
var client = new PersonsClient(connection);
var newPerson = new NewPerson("name");
client.Create(newPerson);
connection.Received().Post <Person>(Arg.Is <Uri>(u => u.ToString() == "persons"),
Arg.Is <NewPerson>(d => d.Name == "name"));
}
public async Task EnsuresNonNullArguments()
{
var client = new PersonsClient(Substitute.For <IApiConnection>());
await Assert.ThrowsAsync <ArgumentNullException>(() => client.Create(null));
}