Mercurial Repositories > eric / file comparison
comparison: src/eric7/DebugClients/Python/coverage/context.py
src/eric7/DebugClients/Python/coverage/context.py
- branch
- eric7
- changeset 9209
- b99e7fd55fd3
- parent 8775
- 0802ae193343
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| 9208:3fc8dfeb6ebe | 9209:b99e7fd55fd3 |
|---|---|
| 1 # Licensed under the Apache License: http://www.apache.org/licenses/LICENSE-2.0 | |
| 2 # For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt | |
| 3 | |
| 4 """Determine contexts for coverage.py""" | |
| 5 | |
| 6 | |
| 7 def combine_context_switchers(context_switchers): | |
| 8 """Create a single context switcher from multiple switchers. | |
| 9 | |
| 10 `context_switchers` is a list of functions that take a frame as an | |
| 11 argument and return a string to use as the new context label. | |
| 12 | |
| 13 Returns a function that composites `context_switchers` functions, or None | |
| 14 if `context_switchers` is an empty list. | |
| 15 | |
| 16 When invoked, the combined switcher calls `context_switchers` one-by-one | |
| 17 until a string is returned. The combined switcher returns None if all | |
| 18 `context_switchers` return None. | |
| 19 """ | |
| 20 if not context_switchers: | |
| 21 return None | |
| 22 | |
| 23 if len(context_switchers) == 1: | |
| 24 return context_switchers[0] | |
| 25 | |
| 26 def should_start_context(frame): | |
| 27 """The combiner for multiple context switchers.""" | |
| 28 for switcher in context_switchers: | |
| 29 new_context = switcher(frame) | |
| 30 if new_context is not None: | |
| 31 return new_context | |
| 32 return None | |
| 33 | |
| 34 return should_start_context | |
| 35 | |
| 36 | |
| 37 def should_start_context_test_function(frame): | |
| 38 """Is this frame calling a test_* function?""" | |
| 39 co_name = frame.f_code.co_name | |
| 40 if co_name.startswith("test") or co_name == "runTest": | |
| 41 return qualname_from_frame(frame) | |
| 42 return None | |
| 43 | |
| 44 | |
| 45 def qualname_from_frame(frame): | |
| 46 """Get a qualified name for the code running in `frame`.""" | |
| 47 co = frame.f_code | |
| 48 fname = co.co_name | |
| 49 method = None | |
| 50 if co.co_argcount and co.co_varnames[0] == "self": | |
| 51 self = frame.f_locals.get("self", None) | |
| 52 method = getattr(self, fname, None) | |
| 53 | |
| 54 if method is None: | |
| 55 func = frame.f_globals.get(fname) | |
| 56 if func is None: | |
| 57 return None | |
| 58 return func.__module__ + "." + fname | |
| 59 | |
| 60 func = getattr(method, "__func__", None) | |
| 61 if func is None: | |
| 62 cls = self.__class__ | |
| 63 return cls.__module__ + "." + cls.__name__ + "." + fname | |
| 64 | |
| 65 return func.__module__ + "." + func.__qualname__ |
