用于输入限制的角度单元测试指令

import unittest
import math

def degrees_to_radians(degrees):
    return degrees * (math.pi / 180)

def radians_to_degrees(radians):
    return radians * (180 / math.pi)

class TestAngleConversion(unittest.TestCase):
    def test_degrees_to_radians(self):
        self.assertAlmostEqual(degrees_to_radians(0), 0)
        self.assertAlmostEqual(degrees_to_radians(90), math.pi / 2)
        self.assertAlmostEqual(degrees_to_radians(180), math.pi)
        self.assertAlmostEqual(degrees_to_radians(360), 2 * math.pi)

    def test_radians_to_degrees(self):
        self.assertAlmostEqual(radians_to_degrees(0), 0)
        self.assertAlmostEqual(radians_to_degrees(math.pi / 2), 90)
        self.assertAlmostEqual(radians_to_degrees(math.pi), 180)
        self.assertAlmostEqual(radians_to_degrees(2 * math.pi), 360)

if __name__ == '__main__':
    unittest.main()