Python code coverage for Lib/importlib/test/test_abc.py

#	count	content
1	n/a	from importlib import abc
2	n/a	from importlib import machinery
3	n/a	import inspect
4	n/a	import unittest
5	n/a
6	n/a
7	n/a	class InheritanceTests:
8	n/a
9	n/a	"""Test that the specified class is a subclass/superclass of the expected
10	n/a	classes."""
11	n/a
12	n/a	subclasses = []
13	n/a	superclasses = []
14	n/a
15	n/a	def __init__(self, args, *kwargs):
16	n/a	super().__init__(args, *kwargs)
17	n/a	assert self.subclasses or self.superclasses, self.__class__
18	n/a	self.__test = getattr(abc, self.__class__.__name__)
19	n/a
20	n/a	def test_subclasses(self):
21	n/a	# Test that the expected subclasses inherit.
22	n/a	for subclass in self.subclasses:
23	n/a	self.assertTrue(issubclass(subclass, self.__test),
24	n/a	"{0} is not a subclass of {1}".format(subclass, self.__test))
25	n/a
26	n/a	def test_superclasses(self):
27	n/a	# Test that the class inherits from the expected superclasses.
28	n/a	for superclass in self.superclasses:
29	n/a	self.assertTrue(issubclass(self.__test, superclass),
30	n/a	"{0} is not a superclass of {1}".format(superclass, self.__test))
31	n/a
32	n/a
33	n/a	class Finder(InheritanceTests, unittest.TestCase):
34	n/a
35	n/a	subclasses = [machinery.BuiltinImporter, machinery.FrozenImporter,
36	n/a	machinery.PathFinder]
37	n/a
38	n/a
39	n/a	class Loader(InheritanceTests, unittest.TestCase):
40	n/a
41	n/a	subclasses = [abc.PyLoader]
42	n/a
43	n/a
44	n/a	class ResourceLoader(InheritanceTests, unittest.TestCase):
45	n/a
46	n/a	superclasses = [abc.Loader]
47	n/a
48	n/a
49	n/a	class InspectLoader(InheritanceTests, unittest.TestCase):
50	n/a
51	n/a	superclasses = [abc.Loader]
52	n/a	subclasses = [abc.PyLoader, machinery.BuiltinImporter,
53	n/a	machinery.FrozenImporter, machinery.ExtensionFileLoader]
54	n/a
55	n/a
56	n/a	class ExecutionLoader(InheritanceTests, unittest.TestCase):
57	n/a
58	n/a	superclasses = [abc.InspectLoader]
59	n/a	subclasses = [abc.PyLoader]
60	n/a
61	n/a
62	n/a	class FileLoader(InheritanceTests, unittest.TestCase):
63	n/a
64	n/a	superclasses = [abc.ResourceLoader, abc.ExecutionLoader]
65	n/a	subclasses = [machinery.SourceFileLoader, machinery.SourcelessFileLoader]
66	n/a
67	n/a
68	n/a	class SourceLoader(InheritanceTests, unittest.TestCase):
69	n/a
70	n/a	superclasses = [abc.ResourceLoader, abc.ExecutionLoader]
71	n/a	subclasses = [machinery.SourceFileLoader]
72	n/a
73	n/a
74	n/a	class PyLoader(InheritanceTests, unittest.TestCase):
75	n/a
76	n/a	superclasses = [abc.Loader, abc.ResourceLoader, abc.ExecutionLoader]
77	n/a
78	n/a
79	n/a	class PyPycLoader(InheritanceTests, unittest.TestCase):
80	n/a
81	n/a	superclasses = [abc.PyLoader]
82	n/a
83	n/a
84	n/a	def test_main():
85	n/a	from test.support import run_unittest
86	n/a	classes = []
87	n/a	for class_ in globals().values():
88	n/a	if (inspect.isclass(class_) and
89	n/a	issubclass(class_, unittest.TestCase) and
90	n/a	issubclass(class_, InheritanceTests)):
91	n/a	classes.append(class_)
92	n/a	run_unittest(*classes)
93	n/a
94	n/a
95	n/a	if __name__ == '__main__':
96	n/a	test_main()