1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
import pytest
@pytest.mark.parametrize("cli_args", [
['-aFoo'],
['-a', 'Foo'],
['--arg=Foo'],
['--arg', 'Foo']
])
def test_optional_flag_styles(check_parse, cli_args):
check_parse(
lambda arg="default_value": None,
*cli_args,
arg="Foo")
def test_capitalizer(check_parse):
check_parse(
lambda arg1="", arg2="", arg3="": None,
'-a', 'value1', '-A', 'value2', '--arg3', 'value3',
arg1='value1', arg2='value2', arg3='value3')
def test_reverse_capitalizer(check_parse):
check_parse(
lambda Arg1="", Arg2="", Arg3="": None,
'-A', 'value1', '-a', 'value2', '--Arg3', 'value3',
Arg1='value1', Arg2='value2', Arg3='value3')
def test_single_letter_param(check_parse):
def func(a=''):
pass
check_parse(
func,
'-a', 'value',
a='value')
with pytest.raises(SystemExit):
check_parse(
func,
'--a', 'value',
a='value')
def test_single_letter_prioritized(check_parse):
'''
Check that, when deciding which flags get to have single-letter variants,
single-letter function parameters are assigned a letter first, so they
aren't recapitalized or forced to have double-dash flags.
'''
check_parse(
lambda arg1='', arg2='', a='': None,
'-a', 'value1', '-A', 'value2', '--arg2', 'value3',
a='value1', arg1='value2', arg2='value3')
def test_h_reserved(check_parse):
check_parse(
lambda hello='': None,
'-H', 'value',
hello='value')
|
