# Copyright 2022 (c) Anna Schumaker.
"""Test that the gi.repository has been configured correctly."""
import unittest
import pathlib
import emmental
import gi
import xdg.BaseDirectory


class TestGSetup(unittest.TestCase):
    """GObject Introspection configuration test case."""

    def test_require_version(self):
        """Check that gi.require_version() has been called."""
        self.assertEqual(gi.get_required_version("Gtk"), "4.0")
        self.assertEqual(gi.get_required_version("Adw"), "1")
        self.assertEqual(gi.get_required_version("Gst"), "1.0")
        self.assertEqual(gi.get_required_version("Pango"), "1.0")

    def test_adw(self):
        """Check that libadwaita style has been set."""
        style = gi.repository.Adw.StyleManager.get_default()
        self.assertEqual(style.get_color_scheme(),
                         gi.repository.Adw.ColorScheme.DEFAULT)

    def test_gst(self):
        """Check that gstreamer has been initialized."""
        self.assertTrue(gi.repository.Gst.is_initialized())

    def test_import(self):
        """Check that modules have been imported."""
        self.assertIsNotNone(emmental.gsetup.gi)

    def test_application_id(self):
        """Check that the application id is generated properly."""
        self.assertEqual(emmental.gsetup.DEBUG_STR, "-debug")
        self.assertEqual(emmental.gsetup.APPLICATION_ID,
                         "com.nowheycreamery.emmental-debug")

    def test_css(self):
        """Check that our custom stylesheet is configured."""
        path = pathlib.Path(emmental.__file__).parent / "emmental.css"
        self.assertEqual(emmental.gsetup.CSS_FILE, path)
        self.assertEqual(emmental.gsetup.CSS_PRIORITY,
                         gi.repository.Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
        self.assertIsInstance(emmental.gsetup.CSS_PROVIDER,
                              gi.repository.Gtk.CssProvider)

    def test_resource(self):
        """Check that emmental.resource has been loaded."""
        path = pathlib.Path(emmental.__file__).parent.parent
        path = path / "emmental.gresource"

        self.assertEqual(emmental.gsetup.RESOURCE_PATH,
                         "/com/nowheycreamery/emmental")
        icons = f"{emmental.gsetup.RESOURCE_PATH}/icons/scalable/apps"
        self.assertEqual(emmental.gsetup.RESOURCE_ICONS, icons)
        self.assertEqual(emmental.gsetup.RESOURCE_FILE, path)
        self.assertTrue(emmental.gsetup.RESOURCE_FILE.is_file())

        self.assertIsInstance(emmental.gsetup.RESOURCE,
                              gi.repository.Gio.Resource)

    def test_data_dir(self):
        """Check that the DATA_DIR points to the right place."""
        data_path = xdg.BaseDirectory.save_data_path("emmental")
        self.assertEqual(emmental.gsetup.DATA_DIR, pathlib.Path(data_path))