100 lines
2.4 KiB
Python
100 lines
2.4 KiB
Python
import abc
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import unittest
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class FinderTests(unittest.TestCase, metaclass=abc.ABCMeta):
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"""Basic tests for a finder to pass."""
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@abc.abstractmethod
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def test_module(self):
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# Test importing a top-level module.
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pass
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@abc.abstractmethod
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def test_package(self):
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# Test importing a package.
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pass
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@abc.abstractmethod
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def test_module_in_package(self):
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# Test importing a module contained within a package.
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# A value for 'path' should be used if for a meta_path finder.
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pass
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@abc.abstractmethod
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def test_package_in_package(self):
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# Test importing a subpackage.
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# A value for 'path' should be used if for a meta_path finder.
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pass
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@abc.abstractmethod
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def test_package_over_module(self):
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# Test that packages are chosen over modules.
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pass
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@abc.abstractmethod
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def test_failure(self):
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# Test trying to find a module that cannot be handled.
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pass
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class LoaderTests(unittest.TestCase, metaclass=abc.ABCMeta):
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@abc.abstractmethod
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def test_module(self):
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"""A module should load without issue.
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After the loader returns the module should be in sys.modules.
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Attributes to verify:
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* __file__
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* __loader__
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* __name__
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* No __path__
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"""
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pass
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@abc.abstractmethod
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def test_package(self):
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"""Loading a package should work.
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After the loader returns the module should be in sys.modules.
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Attributes to verify:
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* __name__
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* __file__
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* __package__
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* __path__
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* __loader__
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"""
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pass
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@abc.abstractmethod
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def test_lacking_parent(self):
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"""A loader should not be dependent on it's parent package being
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imported."""
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pass
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@abc.abstractmethod
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def test_module_reuse(self):
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"""If a module is already in sys.modules, it should be reused."""
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pass
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@abc.abstractmethod
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def test_state_after_failure(self):
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"""If a module is already in sys.modules and a reload fails
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(e.g. a SyntaxError), the module should be in the state it was before
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the reload began."""
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pass
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@abc.abstractmethod
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def test_unloadable(self):
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"""Test ImportError is raised when the loader is asked to load a module
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it can't."""
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pass
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