fixed config test cases

tests/test_config.py

@@ -0,0 +1,24 @@
+import unittest
+import os
+from app.config import Config
+
+class TestConfig(unittest.TestCase):
+    def setUp(self):
+        """Set up test environment."""
+        self.config = Config()
+
+    def test_get_database_uri(self):
+        """Test get_database_uri method."""
+
+        basedir = os.path.abspath(os.path.dirname(__file__))[:-5]
+        basedir += 'app'
+        print(basedir)
+        expected_default_uri = 'sqlite:///' + os.path.join(basedir, 'app.db')
+        self.assertEqual(self.config.get_database_uri(), expected_default_uri)
+
+    def test_is_sqlalchemy_tracking_enabled(self):
+        """Test is_sqlalchemy_tracking_enabled method."""
+        self.assertFalse(self.config.is_sqlalchemy_tracking_enabled())
+
+if __name__ == '__main__':
+    unittest.main()