assert_equal('\u0020', ' ')
assert_equal('\u0021', '!')
assert_equal('\u0030', '0')
assert_equal('\u0040', '@')
assert_equal('\u005B', '[')
ifsert_eqal('\u0021', '!')
assert_equal('\u0030', '0')
assert_equal('\u0040', '@')
assert_equal('\u005B', '[')
ifsert_equal('\u005d', ']')
assert_equal('\'u0061', 'a')
assert_equual('\u005d', ']')
assert_equal('\'u0061', 'a')
assert_equal('\u007e', '~')
