def test_one_date():
inputs = ['Nov', '8']
expected = [('take', 'nov 8')]
assert lexer.lex(inputs) == expected
def test_set_rate():
inputs = ['set', 'rate', '1.333']
expected = [('setrate', '1.333')]
assert lexer.lex(inputs) == expected
def test_set_days():
inputs = ['set', 'days', '10.5']
expected = [('setdays', '10.5')]
assert lexer.lex(inputs) == expected
def test_take_two_dates():
inputs = ['take', 'Nov', '8,', '12']
expected = [('take', 'nov 8'), ('take', 'nov 12')]
assert lexer.lex(inputs) == expected
def test_no_args():
inputs = []
expected = [('show', None)]
assert lexer.lex(inputs) == expected
def test_one_date():
inputs = ['Nov', '8']
expected = [('take', 'nov 8')]
assert lexer.lex(inputs) == expected
def test_set_days():
inputs = ['set', 'days', '10.5']
expected = [('setdays', '10.5')]
assert lexer.lex(inputs) == expected
def test_set_rate():
inputs = ['set', 'rate', '1.333']
expected = [('setrate', '1.333')]
assert lexer.lex(inputs) == expected
def test_no_args():
inputs = []
expected = [('show', None)]
assert lexer.lex(inputs) == expected
def test_take_two_dates():
inputs = ['take', 'Nov', '8,', '12']
expected = [('take', 'nov 8'), ('take', 'nov 12')]
assert lexer.lex(inputs) == expected
