# Copyright 2021 (c) Anna Schumaker.
import db
import playlist
import unittest
from gi.repository import Gtk

class TestPanel(unittest.TestCase):
    def test_init(self):
        panel = playlist.Panel()
        self.assertIsInstance(panel, Gtk.Box)
        self.assertIsInstance(panel.header, playlist.header.Header)
        self.assertIsInstance(panel.window, playlist.view.PlaylistWindow)
        self.assertIsInstance(panel.footer, playlist.footer.Footer)
        self.assertEqual(panel.get_orientation(), Gtk.Orientation.VERTICAL)

    def test_items(self):
        panel = playlist.Panel()
        child = panel.get_first_child()
        self.assertEqual(child, panel.header)

        child = child.get_next_sibling()
        self.assertIsInstance(child, Gtk.Separator)

        child = child.get_next_sibling()
        self.assertEqual(child, panel.window)

        child = child.get_next_sibling()
        self.assertIsInstance(child, Gtk.Separator)

        child = child.get_next_sibling()
        self.assertEqual(child, panel.footer)

    def test_set_playlist(self):
        collection = db.user.Table.find("Collection")
        panel = playlist.Panel()

        self.assertIsNone(panel.get_playlist())
        panel.set_playlist(collection)
        self.assertEqual(panel.header.get_last_child().get_first_child().playlist, collection)
        self.assertEqual(panel.get_playlist(), collection)