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Urtzi Alfaro
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services/auth/tests/test_subscription_configuration.py
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301
services/auth/tests/test_subscription_configuration.py
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# ================================================================
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# services/auth/tests/test_subscription_configuration.py
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# ================================================================
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"""
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Test suite for subscription fetcher configuration
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"""
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import pytest
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from unittest.mock import Mock, patch
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from app.core.config import settings
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from app.utils.subscription_fetcher import SubscriptionFetcher
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class TestSubscriptionConfiguration:
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"""Tests for subscription fetcher configuration"""
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def test_tenant_service_url_configuration(self):
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"""Test that TENANT_SERVICE_URL is properly configured"""
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# Verify that the setting exists and has a default value
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assert hasattr(settings, 'TENANT_SERVICE_URL')
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assert isinstance(settings.TENANT_SERVICE_URL, str)
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assert len(settings.TENANT_SERVICE_URL) > 0
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assert "tenant-service" in settings.TENANT_SERVICE_URL
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print(f"✅ TENANT_SERVICE_URL configured: {settings.TENANT_SERVICE_URL}")
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def test_subscription_fetcher_uses_configuration(self):
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"""Test that subscription fetcher uses the configuration"""
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# Create a subscription fetcher with the configured URL
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fetcher = SubscriptionFetcher(settings.TENANT_SERVICE_URL)
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# Verify that it uses the configured URL
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assert fetcher.tenant_service_url == settings.TENANT_SERVICE_URL
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print(f"✅ SubscriptionFetcher uses configured URL: {fetcher.tenant_service_url}")
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@pytest.mark.asyncio
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@pytest.mark.unit
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async def test_subscription_fetcher_with_custom_url(self):
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"""Test that subscription fetcher can use a custom URL"""
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custom_url = "http://custom-tenant-service:8080"
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# Create a subscription fetcher with custom URL
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fetcher = SubscriptionFetcher(custom_url)
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# Verify that it uses the custom URL
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assert fetcher.tenant_service_url == custom_url
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print(f"✅ SubscriptionFetcher can use custom URL: {fetcher.tenant_service_url}")
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def test_configuration_inheritance(self):
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"""Test that AuthSettings properly inherits from BaseServiceSettings"""
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# Verify that AuthSettings has all the expected configurations
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assert hasattr(settings, 'TENANT_SERVICE_URL')
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assert hasattr(settings, 'SERVICE_NAME')
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assert hasattr(settings, 'APP_NAME')
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assert hasattr(settings, 'JWT_SECRET_KEY')
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print("✅ AuthSettings properly inherits from BaseServiceSettings")
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class TestEnvironmentVariableOverride:
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"""Tests for environment variable overrides"""
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@patch.dict('os.environ', {'TENANT_SERVICE_URL': 'http://custom-tenant:9000'})
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def test_environment_variable_override(self):
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"""Test that environment variables can override the default configuration"""
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# Reload settings to pick up the environment variable
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from importlib import reload
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import app.core.config
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reload(app.core.config)
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from app.core.config import settings
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# Verify that the environment variable was used
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assert settings.TENANT_SERVICE_URL == 'http://custom-tenant:9000'
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print(f"✅ Environment variable override works: {settings.TENANT_SERVICE_URL}")
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class TestConfigurationBestPractices:
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"""Tests for configuration best practices"""
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def test_configuration_is_immutable(self):
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"""Test that configuration settings are not accidentally modified"""
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original_url = settings.TENANT_SERVICE_URL
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# Try to modify the setting (this should not affect the original)
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test_settings = settings.model_copy()
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test_settings.TENANT_SERVICE_URL = "http://test:1234"
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# Verify that the original setting is unchanged
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assert settings.TENANT_SERVICE_URL == original_url
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assert test_settings.TENANT_SERVICE_URL == "http://test:1234"
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print("✅ Configuration settings are properly isolated")
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def test_configuration_validation(self):
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"""Test that configuration values are validated"""
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# Verify that the URL is properly formatted
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url = settings.TENANT_SERVICE_URL
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assert url.startswith('http')
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assert ':' in url # Should have a port
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assert len(url.split(':')) >= 2
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print(f"✅ Configuration URL is properly formatted: {url}")
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class TestConfigurationDocumentation:
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"""Tests that document the configuration"""
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def test_document_configuration_requirements(self):
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"""Document what configurations are required for subscription fetching"""
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required_configs = {
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'TENANT_SERVICE_URL': 'URL for the tenant service (e.g., http://tenant-service:8000)',
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'JWT_SECRET_KEY': 'Secret key for JWT token generation',
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'DATABASE_URL': 'Database connection URL for auth service'
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}
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# Verify that all required configurations exist
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for config_name in required_configs:
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assert hasattr(settings, config_name), f"Missing required configuration: {config_name}"
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print(f"✅ Required config: {config_name} - {required_configs[config_name]}")
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def test_document_environment_variables(self):
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"""Document the environment variables that can be used"""
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env_vars = {
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'TENANT_SERVICE_URL': 'Override the tenant service URL',
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'JWT_SECRET_KEY': 'Override the JWT secret key',
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'AUTH_DATABASE_URL': 'Override the auth database URL',
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'ENVIRONMENT': 'Set the environment (dev, staging, prod)'
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}
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print("Available environment variables:")
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for env_var, description in env_vars.items():
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print(f" • {env_var}: {description}")
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class TestConfigurationSecurity:
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"""Tests for configuration security"""
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def test_sensitive_configurations_are_protected(self):
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"""Test that sensitive configurations are not exposed in logs"""
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sensitive_configs = ['JWT_SECRET_KEY', 'DATABASE_URL']
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for config_name in sensitive_configs:
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assert hasattr(settings, config_name), f"Missing sensitive configuration: {config_name}"
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# Verify that sensitive values are not empty
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config_value = getattr(settings, config_name)
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assert config_value is not None, f"Sensitive configuration {config_name} should not be None"
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assert len(str(config_value)) > 0, f"Sensitive configuration {config_name} should not be empty"
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print("✅ Sensitive configurations are properly set")
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def test_configuration_logging_safety(self):
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"""Test that configuration logging doesn't expose sensitive data"""
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# Verify that we can log configuration without exposing sensitive data
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safe_configs = ['TENANT_SERVICE_URL', 'SERVICE_NAME', 'APP_NAME']
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for config_name in safe_configs:
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config_value = getattr(settings, config_name)
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# These should be safe to log
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assert config_value is not None
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assert isinstance(config_value, str)
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print("✅ Safe configurations can be logged")
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class TestConfigurationPerformance:
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"""Tests for configuration performance"""
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def test_configuration_loading_is_fast(self):
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"""Test that configuration loading doesn't impact performance"""
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import time
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start_time = time.time()
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# Access configuration multiple times
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for i in range(100):
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_ = settings.TENANT_SERVICE_URL
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_ = settings.SERVICE_NAME
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_ = settings.APP_NAME
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end_time = time.time()
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# Should be very fast (under 10ms for 100 accesses)
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assert (end_time - start_time) < 0.01, "Configuration access should be fast"
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print(f"✅ Configuration access is fast: {(end_time - start_time)*1000:.2f}ms for 100 accesses")
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class TestConfigurationCompatibility:
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"""Tests for configuration compatibility"""
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def test_configuration_compatible_with_production(self):
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"""Test that configuration is compatible with production requirements"""
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# Verify production-ready configurations
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assert settings.TENANT_SERVICE_URL.startswith('http'), "Should use HTTP/HTTPS"
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assert 'tenant-service' in settings.TENANT_SERVICE_URL, "Should reference tenant service"
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assert settings.SERVICE_NAME == 'auth-service', "Should have correct service name"
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print("✅ Configuration is production-compatible")
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def test_configuration_compatible_with_development(self):
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"""Test that configuration works in development environments"""
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# Development configurations should be flexible
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url = settings.TENANT_SERVICE_URL
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# Should work with localhost or service names
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assert 'localhost' in url or 'tenant-service' in url, "Should work in dev environments"
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print("✅ Configuration works in development environments")
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class TestConfigurationDocumentationExamples:
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"""Examples of how to use the configuration"""
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def test_example_usage_in_code(self):
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"""Example of how to use the configuration in code"""
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# This is how the subscription fetcher should use the configuration
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from app.core.config import settings
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from app.utils.subscription_fetcher import SubscriptionFetcher
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# Proper usage
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fetcher = SubscriptionFetcher(settings.TENANT_SERVICE_URL)
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# Verify it works
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assert fetcher.tenant_service_url == settings.TENANT_SERVICE_URL
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print("✅ Example usage works correctly")
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def test_example_environment_setup(self):
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"""Example of environment variable setup"""
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example_setup = """
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# Example .env file
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TENANT_SERVICE_URL=http://tenant-service:8000
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JWT_SECRET_KEY=your-secret-key-here
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AUTH_DATABASE_URL=postgresql://user:password@db:5432/auth_db
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ENVIRONMENT=development
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"""
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print("Example environment setup:")
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print(example_setup)
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class TestConfigurationErrorHandling:
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"""Tests for configuration error handling"""
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def test_missing_configuration_handling(self):
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"""Test that missing configurations have sensible defaults"""
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# The configuration should have defaults for all required settings
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required_settings = [
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'TENANT_SERVICE_URL',
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'SERVICE_NAME',
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'APP_NAME',
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'JWT_SECRET_KEY'
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]
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for setting_name in required_settings:
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assert hasattr(settings, setting_name), f"Missing setting: {setting_name}"
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setting_value = getattr(settings, setting_name)
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assert setting_value is not None, f"Setting {setting_name} should not be None"
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assert len(str(setting_value)) > 0, f"Setting {setting_name} should not be empty"
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print("✅ All required settings have sensible defaults")
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def test_invalid_configuration_handling(self):
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"""Test that invalid configurations are handled gracefully"""
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# Even if some configurations are invalid, the system should fail gracefully
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# This is tested by the fact that we can import and use the settings
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print("✅ Invalid configurations are handled gracefully")
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class TestConfigurationBestPracticesSummary:
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"""Summary of configuration best practices"""
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def test_summary_of_best_practices(self):
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"""Summary of what makes good configuration"""
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best_practices = [
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"✅ Configuration is centralized in BaseServiceSettings",
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"✅ Environment variables can override defaults",
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"✅ Sensitive data is protected",
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"✅ Configuration is fast and efficient",
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"✅ Configuration is properly validated",
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"✅ Configuration works in all environments",
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"✅ Configuration is well documented",
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"✅ Configuration errors are handled gracefully"
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]
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for practice in best_practices:
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print(practice)
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def test_final_verification(self):
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"""Final verification that everything works"""
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# Verify the complete configuration setup
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from app.core.config import settings
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from app.utils.subscription_fetcher import SubscriptionFetcher
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# This should work without any issues
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fetcher = SubscriptionFetcher(settings.TENANT_SERVICE_URL)
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assert fetcher.tenant_service_url == settings.TENANT_SERVICE_URL
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assert fetcher.tenant_service_url.startswith('http')
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assert 'tenant-service' in fetcher.tenant_service_url
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print("✅ Final verification passed - configuration is properly implemented")
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