# Copyright 2021 (c) Anna Schumaker.
from . import data
from . import settings
import configparser
import threading
import unittest

class TestSettings(unittest.TestCase):
    def setUp(self):
        self.cfg_file = data.DataFile(settings.config_file, data.READ_TEXT)

    def tearDown(self):
        settings.reset()

    def test_init(self):
        self.assertEqual(settings.config_file, "settings.cfg")
        self.assertIsInstance(settings.config, configparser.ConfigParser)
        self.assertIsInstance(settings.lock, type(threading.Lock()))

    def test_set_get(self):
        self.assertIsNone(settings.get("test.key"))

        self.assertFalse(self.cfg_file.exists())
        settings.set("test.key", 42)
        self.assertTrue(self.cfg_file.exists())
        self.assertEqual(settings.get("test.key"), "42")
        self.assertIsNone(settings.get("test.nokey"))
        self.assertEqual(settings.get("test.nokey", 1), 1)
        self.assertEqual(settings.get("no.key", 1), 1)

        self.assertEqual(settings.get_int("test.key"), 42)
        self.assertEqual(settings.get_float("test.key"), 42.0)

        self.assertFalse(settings.get_bool("test.bool"))
        settings.set("test.bool", True)
        self.assertTrue(settings.get_bool("test.bool"))

    def test_initialize(self):
        self.assertIsNone(settings.get("test.key"))
        settings.initialize("test.key", 1)
        self.assertEqual(settings.get_int("test.key"), 1)
        settings.initialize("test.key", 2)
        self.assertEqual(settings.get_int("test.key"), 1)

    def test_load(self):
        settings.load()

        settings.set("test.key1", 1)
        settings.set("test.key2", 2)
        settings.set("test.key3", True)
        settings.set("test.key4", 4.2)

        settings.config.clear()
        settings.load()

        self.assertEqual(settings.get_int("test.key1"), 1)
        self.assertEqual(settings.get_int("test.key2"), 2)
        self.assertEqual(settings.get_bool("test.key3"), True)
        self.assertEqual(settings.get_float("test.key4"), 4.2)

    def test_reset(self):
        settings.set("test.key", 42)
        self.assertTrue(self.cfg_file.exists())
        settings.reset()
        self.assertIsNone(settings.get("test.key"))
        self.assertFalse(self.cfg_file.exists())