commoncode/tests/test_command.py at fb23eeadd372892075c70792524be593031b3535 · aboutcode-org/commoncode · GitHub

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# -*- coding: utf-8 -*-
#
# Copyright (c) nexB Inc. and others.
# SPDX-License-Identifier: Apache-2.0
#
# Visit https://aboutcode.org and https://github.com/nexB/ for support and download.
# ScanCode is a trademark of nexB Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

import os
import sys

from unittest.case import skipIf

from commoncode import command
from commoncode.testcase import FileBasedTesting
from commoncode.system import on_linux
from commoncode.system import on_mac
from commoncode.system import on_windows


class TestCommand(FileBasedTesting):
    test_data_dir = os.path.join(os.path.dirname(__file__), 'data')

    def test_execute2_non_ascii_output(self):
        # Popen returns a *binary* string with non-ascii chars: skips these
        python = sys.executable
        rc, stdout, stderr = command.execute2(
            python, ['-c', 'print("non ascii: été just passed it !")']
        )
        assert '' == stderr
        assert 'non ascii: ete just passed it !' == stdout
        assert 0 == rc
        # do not throw exception
        stdout.encode('ascii')

    @skipIf(not on_linux, 'Linux py3 only')
    def test_update_path_var_on_linux(self):
        existing_path_var = '/usr/bin:/usr/local'

        new_path = b'foo\xb1bar'
        updated_path = command.update_path_var(existing_path_var, new_path)
        assert 'foo\udcb1bar:/usr/bin:/usr/local' == updated_path

        new_path = u'/bin/foo\udcb1bar'
        updated_path = command.update_path_var(updated_path, new_path)
        assert '/bin/foo\udcb1bar:foo\udcb1bar:/usr/bin:/usr/local' == updated_path

        new_path = b'/bin/foo\xb1bar'
        updated_path = command.update_path_var(updated_path, new_path)
        assert '/bin/foo\udcb1bar:foo\udcb1bar:/usr/bin:/usr/local' == updated_path

        new_path = u'foo\udcb1bar'
        updated_path = command.update_path_var(updated_path, new_path)
        assert '/bin/foo\udcb1bar:foo\udcb1bar:/usr/bin:/usr/local' == updated_path

        new_path = b'foo\xb1bar'
        updated_path = command.update_path_var(updated_path, new_path)
        assert '/bin/foo\udcb1bar:foo\udcb1bar:/usr/bin:/usr/local' == updated_path

    @skipIf(not on_mac, 'Mac only py3')
    def test_update_path_var_on_mac(self):
        existing_path_var = '/usr/bin:/usr/local'

        new_path = u'foo\udcb1bar'
        updated_path = command.update_path_var(existing_path_var, new_path)
        assert 'foo\udcb1bar:/usr/bin:/usr/local' == updated_path

        new_path = b'/bin/foo\xb1bar'
        updated_path = command.update_path_var(updated_path, new_path)
        assert '/bin/foo\udcb1bar:foo\udcb1bar:/usr/bin:/usr/local' == updated_path

        new_path = u'foo\udcb1bar'
        updated_path = command.update_path_var(updated_path, new_path)
        assert '/bin/foo\udcb1bar:foo\udcb1bar:/usr/bin:/usr/local' == updated_path

    @skipIf(not on_windows, 'Windows only on Py3')
    def test_update_path_var_on_windows(self):
        existing_path_var = u'c:\\windows;C:Program Files'

        new_path = u'foo\udcb1bar'
        updated_path = command.update_path_var(existing_path_var, new_path)
        assert u'foo\udcb1bar;c:\\windows;C:Program Files' == updated_path

        new_path = u'foo\udcb1bar'
        updated_path = command.update_path_var(updated_path, new_path)
        assert u'foo\udcb1bar;c:\\windows;C:Program Files' == updated_path