Initial commit: WealthWise financial analytics platform

backend/tests/test_config.py

@@ -0,0 +1,55 @@
+"""Tests for core configuration module."""
+
+import os
+
+import pytest
+
+from app.core.config import Settings, get_settings
+
+
+class TestSettings:
+    """Test cases for Settings configuration."""
+
+    def test_default_values(self):
+        """Test that default values are set correctly."""
+        settings = Settings()
+        
+        assert settings.PROJECT_NAME == "WealthWise"
+        assert settings.API_V1_STR == "/api/v1"
+        assert settings.VERSION == "1.0.0"
+        assert settings.DB_POOL_SIZE == 20
+        assert settings.DB_MAX_OVERFLOW == 10
+        assert settings.DEBUG is False
+
+    def test_database_url_validation(self):
+        """Test that database URL is validated and converted to asyncpg."""
+        # Test conversion from postgresql:// to postgresql+asyncpg://
+        settings = Settings(DATABASE_URL="postgresql://user:pass@localhost:5432/db")
+        assert settings.DATABASE_URL.startswith("postgresql+asyncpg://")
+        
+        # Test that asyncpg URL is preserved
+        asyncpg_url = "postgresql+asyncpg://user:pass@localhost:6543/postgres"
+        settings2 = Settings(DATABASE_URL=asyncpg_url)
+        assert settings2.DATABASE_URL == asyncpg_url
+
+    def test_cors_origins_parsing(self):
+        """Test CORS origins parsing from string."""
+        settings = Settings(CORS_ORIGINS="http://localhost:5173,https://example.com")
+        assert "http://localhost:5173" in settings.CORS_ORIGINS
+        assert "https://example.com" in settings.CORS_ORIGINS
+        
+        # Test list input
+        settings2 = Settings(CORS_ORIGINS=["http://localhost:3000"])
+        assert settings2.CORS_ORIGINS == ["http://localhost:3000"]
+
+
+class TestGetSettings:
+    """Test cases for get_settings function."""
+
+    def test_get_settings_returns_singleton(self):
+        """Test that get_settings returns a cached singleton."""
+        settings1 = get_settings()
+        settings2 = get_settings()
+        
+        # Should be the same object (cached)
+        assert settings1 is settings2