def test_complex():
fsm = create_fsm("[{%hid-|}%hq/{%hempty|%hid|nop}] RO")
result = fsm(None)
assert result == '["None"/nop] RO'
result = fsm('aaa')
assert result == '[aaa-"aaa"/aaa] RO'
def test_alt_handler_with_additional_symbols():
fsm = create_fsm("{%hid:|sss}")
result = fsm(None)
assert result == 'sss'
result = fsm('aaa')
assert result == 'aaa:'
def test_alt_handler():
fsm = create_fsm("{%hid|sss}")
result = fsm(None)
assert result == 'sss'
result = fsm('aaa')
assert result == 'aaa'
def test_alt_handler_with_empty_section():
fsm = create_fsm("{%hid|}")
result = fsm(None)
assert result == ''
def test_no_handler():
fsm = create_fsm("str")
result = fsm('aaa')
assert result == 'str'
def test_simple_handler():
fsm = create_fsm("%hq")
result = fsm('aaa')
assert result == '"aaa"'
