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|
import sys
from textwrap import dedent
import pytest
from ..autodoc_enhancements import type_object_attrgetter
# Define test classes outside the class; otherwise there is flakiness with the
# details of how exec works on different Python versions
class Meta(type):
@property
def foo(cls):
return 'foo'
if sys.version_info[0] < 3:
exec(dedent("""
class MyClass(object):
__metaclass__ = Meta
@property
def foo(self):
\"\"\"Docstring for MyClass.foo property.\"\"\"
return 'myfoo'
"""))
else:
exec(dedent("""
class MyClass(metaclass=Meta):
@property
def foo(self):
\"\"\"Docstring for MyClass.foo property.\"\"\"
return 'myfoo'
"""))
def test_type_attrgetter():
"""
This test essentially reproduces the docstring for
`type_object_attrgetter`.
Sphinx itself tests the custom attrgetter feature; see:
https://bitbucket.org/birkenfeld/sphinx/src/40bd03003ac6fe274ccf3c80d7727509e00a69ea/tests/test_autodoc.py?at=default#cl-502
so rather than a full end-to-end functional test it's simple enough to just
test that this function does what it needs to do.
"""
assert getattr(MyClass, 'foo') == 'foo'
obj = type_object_attrgetter(MyClass, 'foo')
assert isinstance(obj, property)
assert obj.__doc__ == 'Docstring for MyClass.foo property.'
with pytest.raises(AttributeError):
type_object_attrgetter(MyClass, 'susy')
assert type_object_attrgetter(MyClass, 'susy', 'default') == 'default'
assert type_object_attrgetter(MyClass, '__dict__') == MyClass.__dict__
|
