public void MustReturnDefaultWhenTypeDoesntExist()
{
var doesExistBefore = _sut.TryGet(out AnotherFakeContext newContext);
Assert.False(doesExistBefore);
Assert.Null(newContext);
var c1New = _sut.GetOrDefault <AnotherFakeContext>();
var doesExistAfter = _sut.TryGet(out newContext);
Assert.Equal(default, c1New);