assert_equal("\uc39c", "쎜")
assert_equal("U for \u00dcmlauts", "U for Ümlauts")

assert_equal("Thorn \u00fe sign", "Thorn þ sign")
assert_equal("Test\u20Me", "Test Me")
assert_equal("Test\u2022Me", "Test•Me")
assert_equal("Test\U1F534Me", "Test🔴Me")