assertNotNull(component1);
        assertNotNull(component2);

        // Should be same instance for singleton
        assertSame(component1, component2);
        // The first creation should increment the counter
        assertTrue("Instance count should be at least 1", SingletonTestComponent.getInstanceCount() >= 1);
    }

    /**
     * Test wrap method
     */
    public void test_wrap_basic() {

* Start translations for Italian. PR [#1557](https://github.com/tiangolo/fastapi/pull/1557) by [@csr](https://github.com/csr).

## 0.56.0

* Add support for ASGI `root_path`:
    * Use `root_path` internally for mounted applications, so that OpenAPI and the docs UI works automatically without extra configurations and parameters.