from commands.sniff import is_mac_address

import unittest

class TestIsMacAddress(unittest.TestCase):


    def test_valid_mac_address_lowercase(self):
        self.assertTrue(is_mac_address("aa:bb:cc:dd:ee:ff"))
        self.assertFalse(is_mac_address("192.168.1.1"))
        self.assertFalse(is_mac_address("aa:bb:cc:dd:ee:ff:gg"))


    def test_valid_mac_address_uppercase(self):
        self.assertTrue(is_mac_address("AA:BB:CC:DD:EE:FF"))
        self.assertFalse(is_mac_address("10.0.0.1"))
        self.assertFalse(is_mac_address("AA:BB:CC:DD:EE"))


    def test_valid_mac_address_mixed_case(self):
        self.assertTrue(is_mac_address("Aa:Bb:Cc:Dd:Ee:Ff"))
        self.assertFalse(is_mac_address("172.16.0.1"))
        self.assertFalse(is_mac_address("Aa:Bb:Cc:Dd:Ee:Ff:Gg"))


    def test_valid_mac_address_digits(self):
        self.assertTrue(is_mac_address("00:11:22:33:44:55"))
        self.assertFalse(is_mac_address("8.8.8.8"))
        self.assertFalse(is_mac_address("00:11:22:33:44"))

    #  returns False for an empty string
    def test_empty_string(self):
        self.assertFalse(is_mac_address(""))
        self.assertFalse(is_mac_address(":"))

    def test_invalid_characters(self):
        self.assertFalse(is_mac_address("gh:ij:kl:mn:op:qr"))
        self.assertFalse(is_mac_address("192.168.0.256"))
        self.assertFalse(is_mac_address("ghij::klmn::opqr"))

    #  returns False for a MAC address with incorrect length
    def test_incorrect_length(self):
        self.assertFalse(is_mac_address("aa:bb:cc"))
        self.assertFalse(is_mac_address("10.0.0.256"))
        self.assertFalse(is_mac_address("aa::bb::cc::dd::ee::ff::gg"))

    #  returns False for a MAC address with missing colons
    def test_missing_colons(self):
        self.assertFalse(is_mac_address("aabbccddeeff"))
        self.assertFalse(is_mac_address("127.0.0.1"))
        self.assertFalse(is_mac_address("aabbccddeeffgg"))

    #  returns False for a MAC address with extra colons
    def test_extra_colons(self):
        self.assertFalse(is_mac_address("aa::bb::cc::dd::ee::ff"))
        self.assertFalse(is_mac_address("192.168.1.256"))
        self.assertFalse(is_mac_address("aa::bb::cc::dd::ee::ff::gg"))

    #  returns False for a MAC address with spaces
    def test_spaces_in_mac(self):
        self.assertFalse(is_mac_address("aa bb cc dd ee ff"))
        self.assertFalse(is_mac_address("8.8.4.4"))
        self.assertFalse(is_mac_address("aa bb cc dd ee ff gg"))