mirror of
https://github.com/python/cpython.git
synced 2024-11-24 17:47:13 +01:00
23cbd8a656
planned for the package. There are no docs yet, but they are coming once the API for the first new function, importlib.import_module() is finalized.
63 lines
2.4 KiB
Python
63 lines
2.4 KiB
Python
import unittest
|
|
import importlib
|
|
from . import support
|
|
|
|
|
|
class ImportModuleTests(unittest.TestCase):
|
|
|
|
"""Test importlib.import_module."""
|
|
|
|
def test_module_import(self):
|
|
# Test importing a top-level module.
|
|
with support.mock_modules('top_level') as mock:
|
|
with support.import_state(meta_path=[mock]):
|
|
module = importlib.import_module('top_level')
|
|
self.assertEqual(module.__name__, 'top_level')
|
|
|
|
def test_absolute_package_import(self):
|
|
# Test importing a module from a package with an absolute name.
|
|
pkg_name = 'pkg'
|
|
pkg_long_name = '{0}.__init__'.format(pkg_name)
|
|
name = '{0}.mod'.format(pkg_name)
|
|
with support.mock_modules(pkg_long_name, name) as mock:
|
|
with support.import_state(meta_path=[mock]):
|
|
module = importlib.import_module(name)
|
|
self.assertEqual(module.__name__, name)
|
|
|
|
def test_relative_package_import(self):
|
|
# Test importing a module from a package through a relatve import.
|
|
pkg_name = 'pkg'
|
|
pkg_long_name = '{0}.__init__'.format(pkg_name)
|
|
module_name = 'mod'
|
|
absolute_name = '{0}.{1}'.format(pkg_name, module_name)
|
|
relative_name = '.{0}'.format(module_name)
|
|
with support.mock_modules(pkg_long_name, absolute_name) as mock:
|
|
with support.import_state(meta_path=[mock]):
|
|
module = importlib.import_module(relative_name, pkg_name)
|
|
self.assertEqual(module.__name__, absolute_name)
|
|
|
|
def test_absolute_import_with_package(self):
|
|
# Test importing a module from a package with an absolute name with
|
|
# the 'package' argument given.
|
|
pkg_name = 'pkg'
|
|
pkg_long_name = '{0}.__init__'.format(pkg_name)
|
|
name = '{0}.mod'.format(pkg_name)
|
|
with support.mock_modules(pkg_long_name, name) as mock:
|
|
with support.import_state(meta_path=[mock]):
|
|
module = importlib.import_module(name, pkg_name)
|
|
self.assertEqual(module.__name__, name)
|
|
|
|
def test_relative_import_wo_package(self):
|
|
# Relative imports cannot happen without the 'package' argument being
|
|
# set.
|
|
self.assertRaises(TypeError, importlib.import_module, '.support')
|
|
|
|
|
|
def test_main():
|
|
from test.support import run_unittest
|
|
run_unittest(ImportModuleTests)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
test_main()
|