# coding: utf-8

from __future__ import absolute_import, unicode_literals

from collections import namedtuple

from ..base import BaseTestCase

version_info_t = namedtuple('version_info_t', (
    'major', 'minor', 'micro', 'releaselevel', 'serial',
))


class VersionsPanelTestCase(BaseTestCase):

    def setUp(self):
        super(VersionsPanelTestCase, self).setUp()
        self.panel = self.toolbar.get_panel_by_id('VersionsPanel')

    def test_app_version_from_get_version_fn(self):

        class FakeApp:
            def get_version(self):
                return version_info_t(1, 2, 3, '', '')

        self.assertEqual(self.panel.get_app_version(FakeApp()), '1.2.3')

    def test_incompatible_app_version_fn(self):

        class FakeApp:

            def get_version(self, some_other_arg):
                # This should be ignored by the get_version_from_app
                return version_info_t(0, 0, 0, '', '')

            VERSION = version_info_t(1, 2, 3, '', '')

        self.assertEqual(self.panel.get_app_version(FakeApp()), '1.2.3')

    def test_app_version_from_VERSION(self):

        class FakeApp:
            VERSION = version_info_t(1, 2, 3, '', '')

        self.assertEqual(self.panel.get_app_version(FakeApp()), '1.2.3')

    def test_app_version_from_underscore_version(self):

        class FakeApp:
            __version__ = version_info_t(1, 2, 3, '', '')

        self.assertEqual(self.panel.get_app_version(FakeApp()), '1.2.3')