Method test_underflow_boundary

Lib/test/test_strtod.py:195–204

(self)

                e -= 1

    def test_underflow_boundary(self):
        # test values close to 2**-1075, the underflow boundary; similar
        # to boundary_tests, except that the random error doesn't scale
        # with n
        for exponent in range(-400, -320):
            base = 10**-exponent // 2**1075
            for j in range(TEST_SIZE):
                digits = base + random.randrange(-1000, 1000)
                s = '{}e{}'.format(digits, exponent)
                self.check_strtod(s)

    def test_bigcomp(self):
        for ndigs in 5, 10, 14, 15, 16, 17, 18, 19, 20, 40, 41, 50: