add simple settings read from .env test

src/settings.py

@@ -2,13 +2,14 @@
 
 
 from functools import lru_cache
-
-from pydantic import Extra
+from pydantic import ConfigDict
 from pydantic_settings import BaseSettings
 
 
 class Settings(BaseSettings):
     """Loads settings from .env file"""
+    model_config = ConfigDict(extra='allow')
+
     UPLOAD_FOLDER: str = 'static'
 
     # Should be defined in a .env file
@@ -25,13 +26,8 @@ class Settings(BaseSettings):
     GIELLADETECT_LANGS: str = ""
     CUSTOM_PATH: str = ""
 
-    class Config:
-        """Specify name of settings file"""
-        env_file = '.env'
-        extra = Extra.allow
-
 
-settings = Settings()
+settings = Settings(_env_file='.env')
 
 
 @lru_cache()

test/test_settings.py

@@ -0,0 +1,20 @@
+"""Test that settings are loaded correctly"""
+
+from src.settings import Settings
+
+
+def test_config():
+    settings = Settings(_env_file='.env.example')
+    """Test that settings are loaded correctly"""
+    assert settings.MOUNT_FOLDER == "/tmp/pdf_dir"
+    assert settings.MAX_FILE_SIZE_MB == 123
+    assert settings.ENVIRONMENT == "local"
+    assert settings.LANGUAGES == "mul,eng,nob"
+    assert settings.REGISTRY_FILE == ""
+    assert settings.REGISTRY_HOST == ""
+    assert settings.REGISTRY_USER == ""
+    assert settings.REGISTRY_DATABASE == ""
+    assert settings.REGISTRY_PASSWORD == ""
+    assert settings.USE_GIELLADETECT is False
+    assert settings.GIELLADETECT_LANGS == ""
+    assert settings.CUSTOM_PATH == ""