test_audioop.py 文件源码

def test_minmax(self):
        for w in 1, 2, 3, 4:
            self.assertEqual(audioop.minmax(b'', w),
                             (0x7fffffff, -0x80000000))
            self.assertEqual(audioop.minmax(bytearray(), w),
                             (0x7fffffff, -0x80000000))
            self.assertEqual(audioop.minmax(memoryview(b''), w),
                             (0x7fffffff, -0x80000000))
            p = packs[w]
            self.assertEqual(audioop.minmax(p(5), w), (5, 5))
            self.assertEqual(audioop.minmax(p(5, -8, -1), w), (-8, 5))
            self.assertEqual(audioop.minmax(p(maxvalues[w]), w),
                             (maxvalues[w], maxvalues[w]))
            self.assertEqual(audioop.minmax(p(minvalues[w]), w),
                             (minvalues[w], minvalues[w]))
            self.assertEqual(audioop.minmax(datas[w], w),
                             (minvalues[w], maxvalues[w]))