# Copyright (c) 2011, Willow Garage, Inc.
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# Author Ken Conley/kwc@willowgarage.com

import os
import traceback
from unittest.mock import patch


def get_test_dir():
    # not used yet
    return os.path.abspath(os.path.join(os.path.dirname(__file__), 'opensuse'))


def test_ZypperInstaller():
    from rosdep2.platforms.opensuse import ZypperInstaller

    @patch.object(ZypperInstaller, 'get_packages_to_install')
    def test(expected_prefix, mock_method):
        installer = ZypperInstaller()
        mock_method.return_value = []
        assert [] == installer.get_install_command(['fake'])
        mock_method.return_value = ['a', 'b']

        # no interactive option with YUM
        expected = [expected_prefix + ['zypper', 'install', '-yl', 'a', 'b']]
        val = installer.get_install_command(['whatever'], interactive=False)
        assert val == expected, val
        expected = [expected_prefix + ['zypper', 'install', 'a', 'b']]
        val = installer.get_install_command(['whatever'], interactive=True)
        assert val == expected, val
    try:
        if hasattr(os, 'geteuid'):
            with patch('rosdep2.installers.os.geteuid', return_value=1):
                test(['sudo', '-H'])
            with patch('rosdep2.installers.os.geteuid', return_value=0):
                test([])
        else:
            test([])
    except AssertionError:
        traceback.print_exc()
        raise
