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from importlib import machinery
from .. import abc
from .. import util
class LoaderTests(abc.LoaderTests):
def test_module(self):
with util.uncache('__hello__'):
module = machinery.FrozenImporter.load_module('__hello__')
check = {'__name__': '__hello__', '__file__': '<frozen>',
'__package__': None}
for attr, value in check.items():
self.assertEqual(getattr(module, attr), value)
def test_package(self):
with util.uncache('__phello__'):
module = machinery.FrozenImporter.load_module('__phello__')
check = {'__name__': '__phello__', '__file__': '<frozen>',
'__package__': '__phello__', '__path__': ['__phello__']}
for attr, value in check.items():
attr_value = getattr(module, attr)
self.assertEqual(attr_value, value,
"for __phello__.%s, %r != %r" %
(attr, attr_value, value))
def test_lacking_parent(self):
with util.uncache('__phello__', '__phello__.spam'):
module = machinery.FrozenImporter.load_module('__phello__.spam')
check = {'__name__': '__phello__.spam', '__file__': '<frozen>',
'__package__': '__phello__'}
for attr, value in check.items():
attr_value = getattr(module, attr)
self.assertEqual(attr_value, value,
"for __phello__.spam.%s, %r != %r" %
(attr, attr_value, value))
def test_module_reuse(self):
with util.uncache('__hello__'):
module1 = machinery.FrozenImporter.load_module('__hello__')
module2 = machinery.FrozenImporter.load_module('__hello__')
self.assert_(module1 is module2)
def test_state_after_failure(self):
# No way to trigger an error in a frozen module.
pass
def test_unloadable(self):
assert machinery.FrozenImporter.find_module('_not_real') is None
self.assertRaises(ImportError, machinery.FrozenImporter.load_module,
'_not_real')
def test_main():
from test.support import run_unittest
run_unittest(LoaderTests)
if __name__ == '__main__':
test_main()
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