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

* Sonra "Execute" düyməsini klikləyin, istifadəçi interfeysi API ilə əlaqə quracaq, parametrləri göndərəcək, nəticələri əldə edəcək və onları ekranda göstərəcək:

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

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

* Sau khi click vào nút "Execute", giao diện người dùng sẽ giao tiếp với API của bạn bao gồm: gửi các tham số, lấy kết quả và hiển thị chúng trên màn hình:

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

import org.mockito.junit.jupiter.MockitoExtension;

/**
 * Unit tests for {@link NdrShort}.  The tests cover construction,
 * encoding and decoding logic, masking behaviour, alignment handling and
 * interaction with {@link NdrBuffer}.  All public behaviour is exercised.
 */
@ExtendWith(MockitoExtension.class)
class NdrShortTest {

    /**
     * A small reusable buffer for encode/decode tests.
     */

        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);

* <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>.

                    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 {

   * 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

    void ensureDFSResolvedDelegates() throws Exception {
        // Confirms DFS resolution is delegated with the correct locator
        // Act
        handle.ensureDFSResolved();
        // Assert & interaction verify
        verify(treeConnection).ensureDFSResolved(resourceLoc);
    }

    @Test
    @DisplayName("hasCapability delegates and propagates exceptions")
    void hasCapabilityDelegates() throws Exception {

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 }

    }

    /**
     * @return the pipe type
     */
    @Override
    public int getPipeType() {
        return this.pipeType;
    }

    /**
     * @return a handle for interacting with the pipe
     */
    @Override
    public SmbPipeHandle openPipe() {
        return new SmbPipeHandleImpl(this);
    }