How to use the neomodel.core.db.cypher_query function in neomodel

def test_install_labels_db_property():
    class SomeNode(StructuredNode):
        id_ = UniqueIdProperty(db_property='id')
    stdout = StringIO()
    install_labels(SomeNode, quiet=False, stdout=stdout)
    assert 'id_' in stdout.getvalue()
    # make sure that the id_ constraint doesn't exist
    with pytest.raises(DatabaseError) as exc_info:
        db.cypher_query(
            'DROP CONSTRAINT on (n:SomeNode) ASSERT n.id_ IS UNIQUE')
    assert 'No such constraint' in exc_info.exconly()
    # make sure the id constraint exists and can be removed
    db.cypher_query('DROP CONSTRAINT on (n:SomeNode) ASSERT n.id IS UNIQUE')

def test_install_labels_db_property():
    class SomeNode(StructuredNode):
        id_ = UniqueIdProperty(db_property='id')
    stdout = StringIO()
    install_labels(SomeNode, quiet=False, stdout=stdout)
    assert 'id_' in stdout.getvalue()
    # make sure that the id_ constraint doesn't exist
    with pytest.raises(DatabaseError) as exc_info:
        db.cypher_query(
            'DROP CONSTRAINT on (n:SomeNode) ASSERT n.id_ IS UNIQUE')
    assert 'No such constraint' in exc_info.exconly()
    # make sure the id constraint exists and can be removed
    db.cypher_query('DROP CONSTRAINT on (n:SomeNode) ASSERT n.id IS UNIQUE')

def test_install_all():
    install_labels(AbstractNode)
    # run install all labels
    install_all_labels()
    assert True
    # remove constraint for above test
    db.cypher_query("DROP CONSTRAINT on (n:NoConstraintsSetup) ASSERT n.name IS UNIQUE")

def test_install_all():
    # run install all labels
    install_all_labels()
    assert True
    # remove constraint for above test
    db.cypher_query("DROP CONSTRAINT on (n:NoConstraintsSetup) ASSERT n.name IS UNIQUE")

def _execute(self):
        query = self.build_query()
        results, _ = db.cypher_query(query, self._query_params)
        if results:
            return [self._ast['result_class'].inflate(n[0]) for n in results]
        return []

def _count(self):
        self._ast['return'] = 'count({})'.format(self._ast['return'])
        # drop order_by, results in an invalid query
        self._ast.pop('order_by', None)
        query = self.build_query()
        results, _ = db.cypher_query(query, self._query_params)
        return int(results[0][0])