Coverage for src/pytest_cases/pep380.py: 93%

1# Authors: Sylvain MARIE <sylvain.marie@se.com> 

2# + All contributors to <https://github.com/smarie/python-pytest-cases> 

3# 

4# License: 3-clause BSD, <https://github.com/smarie/python-pytest-cases/blob/master/LICENSE> 

5 

6# contains syntax illegal before PEP380 'Syntax for Delegating to a Subgenerator' 

7 

8from makefun import wraps 

9from .fixture_core1_unions import is_used_request, NOT_USED 

10 

11 

12def _ignore_unused_generator_pep380(fixture_func, new_sig, func_needs_request): 

13 @wraps(fixture_func, new_sig=new_sig) 

14 def wrapped_fixture_func(*args, **kwargs): 

15 request = kwargs['request'] if func_needs_request else kwargs.pop('request') 

16 if is_used_request(request): 

17 yield from fixture_func(*args, **kwargs) 

18 else: 

19 yield NOT_USED 

20 

21 return wrapped_fixture_func 

22 

23def _decorate_fixture_plus_generator_pep380(fixture_func, new_sig, map_arguments): 

24 @wraps(fixture_func, new_sig=new_sig) 

25 def wrapped_fixture_func(*_args, **_kwargs): 

26 if not is_used_request(_kwargs['request']): 

27 yield NOT_USED 

28 else: 

29 _args, _kwargs = map_arguments(*_args, **_kwargs) 

30 yield from fixture_func(*_args, **_kwargs) 

31 

32 return wrapped_fixture_func 

33 

34def _parametrize_plus_decorate_generator_pep380( 

35 test_func, 

36 new_sig, 

37 fixture_union_name, 

38 replace_paramfixture_with_values 

39): 

40 @wraps(test_func, new_sig=new_sig) 

41 def wrapped_test_func(*args, **kwargs): # noqa 

42 if kwargs.get(fixture_union_name, None) is NOT_USED: 42 ↛ 45line 42 didn't jump to line 45, because the condition on line 42 was never true

43 # TODO why this ? it is probably useless: this fixture 

44 # is private and will never end up in another union 

45 yield NOT_USED 

46 else: 

47 replace_paramfixture_with_values(kwargs) 

48 yield from test_func(*args, **kwargs) 

49 

50 return wrapped_test_func