test_issues.py 文件源码

def test_issue_13(self):
        """ can't handle large result fields """
        conn = self.connections[0]
        cur = conn.cursor()
        with warnings.catch_warnings():
            warnings.filterwarnings("ignore")
            cur.execute("drop table if exists issue13")
        try:
            cur.execute("create table issue13 (t text)")
            # ticket says 18k
            size = 18*1024
            cur.execute("insert into issue13 (t) values (%s)", ("x" * size,))
            cur.execute("select t from issue13")
            # use assertTrue so that obscenely huge error messages don't print
            r = cur.fetchone()[0]
            self.assertTrue("x" * size == r)
        finally:
            cur.execute("drop table issue13")