You will see the automatic API docs for the sub-application, including only its own _path operations_, all under the correct sub-path prefix `/subapi`:

<img src="/img/tutorial/sub-applications/image02.png">

If you try interacting with any of the two user interfaces, they will work correctly, because the browser will be able to talk to each specific app or sub-app.

### Technical Details: `root_path` { #technical-details-root-path }

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

* Successivamente, premi sul pulsante "Execute". L'interfaccia utente comunicherà con la tua API, invierà i parametri, riceverà i risultati della richiesta, e li mostrerà sullo schermo:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-05-swagger-04.png)

        assertThrows(NullPointerException.class, () -> smbTree.unwrap(null), "Should throw NullPointerException when type is null");
    }

    /**
     * Test for method interaction.
     * Verifies that unwrap and close can be used in sequence.
     */
    @Test
    void testMethodInteraction() {
        CustomSmbTree customTree = mock(CustomSmbTree.class);

   * process()/processRemaining() invocations, due to alignment.
   */
  @AndroidIncompatible // slow. TODO(cpovirk): Maybe just reduce iterations under Android.
  public void testExhaustive() throws Exception {
    Random random = new Random(0); // will iteratively make more debuggable, each time it breaks

## Explore Further

- [Use `mc` with MinIO Server](https://docs.min.io/community/minio-object-store/reference/minio-mc.html)
- [Use `aws-cli` with MinIO Server](https://docs.min.io/community/minio-object-store/integrations/aws-cli-with-minio.html)
- [Use `minio-go` SDK with MinIO Server](https://docs.min.io/community/minio-object-store/developers/go/minio-go.html)

                    session.getConfig();
                }
            }, "Should propagate cleanup exceptions");
        }
    }

    @Nested
    @DisplayName("Mock Interaction Tests")
    class MockInteractionTest {

        @Test
        @DisplayName("Should allow all methods to be mocked independently")
        void shouldAllowAllMethodsToBeMockedIndependently() throws Exception {

* <a href="https://github.com/swagger-api/swagger-ui" class="external-link" target="_blank"><strong>Swagger UI</strong></a> — дозволяє інтерактивно переглядати API, викликати та тестувати його прямо у браузері.

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Альтернативна документація API за допомогою <a href="https://github.com/Rebilly/ReDoc" class="external-link" target="_blank"><strong>ReDoc</strong></a>.

* 🖊 🔛 🔼 "🔄 ⚫️ 👅", ⚫️ ✔ 👆 🥧 🔢 & 🔗 🔗 ⏮️ 🛠️:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

* ⤴️ 🖊 🔛 "🛠️" 🔼, 👩‍💻 🔢 🔜 🔗 ⏮️ 👆 🛠️, 📨 🔢, 🤚 🏁 & 🎦 👫 🔛 🖥:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-05-swagger-04.png)

### 🎛 🛠️ 🩺 ♻

-   לחצו על הכפתור "Try it out", הוא יאפשר לכם למלא את הפרמטרים ולעבוד ישירות מול ה - API.

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-04-swagger-03.png)

-   אחר כך לחצו על הכפתור "Execute", האתר יתקשר עם ה - API שלכם, ישלח את הפרמטרים, ישיג את התוצאות ואז יראה אותן על המסך:

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-05-swagger-04.png)

### שדרוג התיעוד האלטרנטיבי

![Swagger UI interaction](https://fastapi.tiangolo.com/img/index/index-03-swagger-02.png)

* Une autre documentation d'API est fournie par <a href="https://github.com/Rebilly/ReDoc" class="external-link" target="_blank"><strong>ReDoc</strong></a>.