def test_not_set_subset_X(matrix_type, subset_func):
    adata = ad.AnnData(matrix_type(asarray(sparse.random(20, 20))))
    init_hash = joblib.hash(adata)
    orig_X_val = adata.X.copy()
    while True:
        subset_idx = slice_subset(adata.obs_names)
        if len(adata[subset_idx, :]) > 2:
            break
    subset = adata[subset_idx, :]

    subset = adata[:, subset_idx]

    internal_idx = _normalize_index(
        subset_func(np.arange(subset.X.shape[1])), subset.var_names
    )
    assert subset.is_view
    subset.X[:, internal_idx] = 1
    assert not subset.is_view
    assert not np.any(asarray(adata.X != orig_X_val))

    assert init_hash == joblib.hash(adata)
def testProvenanceItemMetadata(self):
        """
        Test item provenance endpoint with metadata and basic changes
        """
        item = self.item1
        user = self.user
        admin = self.admin

        # check that the first version of the item exists
        # ensure version 1, created by admin user, with creation event
        self._checkProvenance(None, item, 1, admin, 'creation')

        # update meta to {x:y}
        metadata1 = {'x': 'y'}
        resp = self._getProvenanceAfterMetadata(item, metadata1, admin)
        # ensure version 2, updated by admin user, with update event, and meta
        # in provenance matches
        self._checkProvenance(resp, item, 2, admin, 'update',
                              {'new': {'meta': metadata1}})

        # update meta to {} by regular user, we have to send in the key to
        # remove it but check the saved metadata against {}
        metadata2 = {'x': None}
        resp = self._getProvenanceAfterMetadata(item, metadata2, user)
        # ensure version 3, updated by regular user, with update event, and
        # meta in provenance matches
        self._checkProvenance(resp, item, 3, user, 'update',
                              {'old': {'meta': metadata1},
                               'new': {'meta': {}}})

        # update meta to {x:y} by regular user
        metadata3 = {'x': 'y'}
        resp = self._getProvenanceAfterMetadata(item, metadata3, user)
        # ensure version 4, updated by regular user, with update event, and
        # meta in provenance matches
        self._checkProvenance(resp, item, 4, user, 'update',
                              {'old': {'meta': {}},
                               'new': {'meta': metadata3}})

        # update meta to {x:z} by regular user
        metadata4 = {'x': 'z'}
        resp = self._getProvenanceAfterMetadata(item, metadata4, user)
        # ensure version 5, updated by regular user, with update event, and
        # meta in provenance matches
        self._checkProvenance(resp, item, 5, user, 'update',
                              {'old': {'meta': metadata3},
                               'new': {'meta': metadata4}})

        # update meta to {x:z, q:u} by regular user
        metadata5 = {'x': 'z', 'q': 'u'}
        resp = self._getProvenanceAfterMetadata(item, metadata5, user)
        # ensure version 6, updated by regular user, with update event, and
        # meta in provenance matches
        self._checkProvenance(resp, item, 6, user, 'update',
                              {'old': {'meta': metadata4},
                               'new': {'meta': metadata5}})

        # update meta to {q:a} by regular user
        metadata6 = {'x': None, 'q': 'a'}
        resp = self._getProvenanceAfterMetadata(item, metadata6, user)
        # ensure version 7, updated by regular user, with update event, and
        # meta in provenance matches
        self._checkProvenance(resp, item, 7, user, 'update',
                              {'old': {'meta': metadata5},
                               'new': {'meta': {'q': 'a'}}})

        # Change the item name and description
        params = {'name': 'Renamed object', 'description': 'New description'}
        resp = self.request(path='/item/%s' % item['_id'], method='PUT',
                            user=admin, params=params)
        self.assertStatusOk(resp)
        params['lowerName'] = params['name'].lower()
        self._checkProvenance(None, item, 8, admin, 'update', {'new': params})

        # Copy the item and check that we marked it as copied
        params = {'name': 'Copied object'}
        resp = self.request(path='/item/%s/copy' % item['_id'],
                            method='POST', user=admin, params=params)
        self.assertStatusOk(resp)
        newItem = resp.json
        self._checkProvenance(None, newItem, 9, admin, 'copy',
                              {'originalId': str(item['_id'])})