forked from VimPlug/jedi
114 lines
3.4 KiB
Python
114 lines
3.4 KiB
Python
import os
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from contextlib import contextmanager
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import pytest
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import jedi
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from jedi._compatibility import py_version
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from jedi.api.environment import get_default_environment, find_virtualenvs, \
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InvalidPythonEnvironment, find_system_environments, get_system_environment
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def test_sys_path():
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assert get_default_environment().get_sys_path()
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def test_find_system_environments():
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envs = list(find_system_environments())
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assert len(envs)
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for env in envs:
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assert env.version_info
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assert env.get_sys_path()
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parser_version = env.get_grammar().version_info
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assert parser_version[:2] == env.version_info[:2]
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@pytest.mark.parametrize(
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'version',
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['2.7', '3.3', '3.4', '3.5', '3.6', '3.7']
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)
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def test_versions(version):
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try:
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env = get_system_environment(version)
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except InvalidPythonEnvironment:
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if int(version.replace('.', '')) == py_version:
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# At least the current version has to work
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raise
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pytest.skip()
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assert version == str(env.version_info[0]) + '.' + str(env.version_info[1])
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assert env.get_sys_path()
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def test_load_module(evaluator):
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access_path = evaluator.compiled_subprocess.load_module(
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name=u'math',
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sys_path=evaluator.get_sys_path()
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)
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name, access_handle = access_path.accesses[0]
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assert access_handle.py__bool__() is True
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assert access_handle.get_api_type() == 'module'
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with pytest.raises(AttributeError):
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access_handle.py__mro__()
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def test_error_in_environment(evaluator, Script):
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# Provoke an error to show how Jedi can recover from it.
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with pytest.raises(jedi.InternalError):
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evaluator.compiled_subprocess._test_raise_error(KeyboardInterrupt)
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# The second time it should raise an InternalError again.
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with pytest.raises(jedi.InternalError):
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evaluator.compiled_subprocess._test_raise_error(KeyboardInterrupt)
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# Jedi should still work.
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def_, = Script('str').goto_definitions()
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assert def_.name == 'str'
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def test_stdout_in_subprocess(evaluator, Script):
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evaluator.compiled_subprocess._test_print(stdout='.')
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Script('1').goto_definitions()
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def test_killed_subprocess(evaluator, Script):
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# Just kill the subprocess.
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evaluator.compiled_subprocess._compiled_subprocess._process.kill()
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# Since the process was terminated (and nobody knows about it) the first
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# Jedi call fails.
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with pytest.raises(jedi.InternalError):
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Script('str').goto_definitions()
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def_, = Script('str').goto_definitions()
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# Jedi should now work again.
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assert def_.name == 'str'
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@contextmanager
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def set_environment_variable(name, value):
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tmp = os.environ.get(name)
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try:
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os.environ[name] = value
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yield
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finally:
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if tmp is None:
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del os.environ[name]
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else:
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os.environ[name] = tmp
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def test_not_existing_virtualenv():
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"""Should not match the path that was given"""
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path = '/foo/bar/jedi_baz'
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with set_environment_variable('VIRTUAL_ENV', path):
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assert get_default_environment().executable != path
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def test_working_venv(venv_path):
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with set_environment_variable('VIRTUAL_ENV', venv_path):
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assert get_default_environment().path == venv_path
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def test_scanning_venvs(venv_path):
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parent_dir = os.path.dirname(venv_path)
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assert any(venv.path == venv_path for venv in find_virtualenvs([parent_dir]))
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