import unittest
import dragiyski.vulkan.registry as registry
from collections.abc import Container


class TestTaxonomy(unittest.TestCase):
    taxonomy = None

    @classmethod
    def setUpClass(cls):
        cls.taxonomy = registry.taxonomy

    def test_taxonomy_api(self):
        self.assertEqual(self.taxonomy.api, 'vulkan')
    
    def test_taxonomy_tags(self):
        self.assertHasAttr(self.taxonomy, 'tags')
        self.assertIsInstance(self.taxonomy.tags, Container)
        self.assertIn('KHR', self.taxonomy.tags)
        self.assertIn('EXT', self.taxonomy.tags)

if __name__ == '__main__':
    unittest.main()