pythonnet/tests/test_import.py at just · pythonnet/pythonnet

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# -*- coding: utf-8 -*-

"""Test the import statement."""

import pytest

import sys

# Unused import to preload the class

# This resulted in the FileStream name missing from the wildcard import later

from System.IO import FileStream # noqa: F401

def test_relative_missing_import():

"""Test that a relative missing import doesn't crash.

Some modules use this to check if a package is installed.

Relative import in the site-packages folder"""

with pytest.raises(ImportError):

from . import _missing_import

def test_import_all_on_second_time():

"""Test import all attributes after a normal import without '*'.

Due to import * only allowed at module level, the test body splitted

to a module file."""

from . import importtest

del sys.modules[importtest.__name__]