test_types_extras.py 文件源码

def test_gt_ordering(self):
        from psycopg2.extras import Range
        self.assert_(not Range(empty=True) > Range(0, 4))
        self.assert_(Range(1, 2) > Range(0, 4))
        self.assert_(not Range(0, 4) > Range(1, 2))
        self.assert_(Range(1, 2) > Range())
        self.assert_(not Range() > Range(1, 2))
        self.assert_(Range(1) > Range(upper=1))
        self.assert_(not Range() > Range())
        self.assert_(not Range(empty=True) > Range(empty=True))
        self.assert_(not Range(1, 2) > Range(1, 2))
        with py3_raises_typeerror():
            self.assert_(not 1 > Range(1, 2))
        with py3_raises_typeerror():
            self.assert_(Range(1, 2) > 1)