Method test_no_cache

tests/queryset/test_queryset.py:5539–5571

Ensure you can add meta data to file

(self)

        assert 1 == len(users._result_cache)

    def test_no_cache(self):
        """Ensure you can add meta data to file"""

        class Noddy(Document):
            fields = DictField()

        Noddy.drop_collection()
        for i in range(100):
            noddy = Noddy()
            for j in range(20):
                noddy.fields["key" + str(j)] = "value " + str(j)
            noddy.save()

        docs = Noddy.objects.no_cache()

        counter = len([1 for i in docs])
        assert counter == 100

        assert len(list(docs)) == 100

        # Can't directly get a length of a no-cache queryset.
        with pytest.raises(TypeError):
            len(docs)

        # Another iteration over the queryset should result in another db op.
        with query_counter() as q:
            list(docs)
            assert q == 1

        # ... and another one to double-check.
        with query_counter() as q:
            list(docs)
            assert q == 1

    def test_nested_queryset_iterator(self):
        # Try iterating the same queryset twice, nested.