Class TestSeparateBodyFileCache

tests/test_storage_filecache.py:144–173

Tests for ``SeparateBodyFileCache``

class TestSeparateBodyFileCache(FileCacheTestsMixin):
    """
    Tests for ``SeparateBodyFileCache``
    """

    FileCacheClass = SeparateBodyFileCache

    def test_body_actually_stored_separately(self, sess):
        """
        Body is stored and can be retrieved from the SeparateBodyFileCache, with assurances
        it's actually being loaded from separate file than metadata.
        """
        url = self.url + "cache_60"
        response = sess.get(url)
        body = response.content
        response2 = sess.get(url)
        assert response2.from_cache
        assert response2.content == body

        # OK now let's violate some abstraction boundaries to make sure body
        # actually came from separate file.
        with open(self.cache._fn(url), "rb") as f:
            assert body not in f.read()
        with open(self.cache._fn(url) + ".body", "rb") as f:
            assert body == f.read()
        with open(self.cache._fn(url) + ".body", "wb") as f:
            f.write(b"CORRUPTED")
        response2 = sess.get(url)
        assert response2.from_cache
        assert response2.content == b"CORRUPTED"