public void GiveNullIfUserDoesNotExist()
{
var sut = new MongoSuperService(MongoTestIP);
var actual = sut.GetUserById("jilly");
actual.Should().BeNull(because: "User does not exist.");
}
public void GiveUserIfUserExists()
{
AddUserToDatabase("joe");
var sut = new MongoSuperService(MongoTestIP);
var actual = sut.GetUserById("joe");
actual.Should().NotBeNull(because: "User is in the database.");
actual.UserName.Should().NotBeNull(because: "It is requried to be stored in the database.");
actual.UserName.Should().Be("joe");
}