# WebSockets testen

Sie können den schon bekannten `TestClient` zum Testen von WebSockets verwenden.

Dazu verwenden Sie den `TestClient` in einer `with`-Anweisung, eine Verbindung zum WebSocket herstellend:

{* ../../docs_src/app_testing/tutorial002.py hl[27:31] *}

/// note | Hinweis

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;

/**
 * Unit tests for {@link SmbFileFilter}. The filter interface is small; the
 * tests focus on the contract that implementations should honour and the
 * interaction with {@link SmbFile} instances. The tests make heavy use of
 * Mockito to guarantee that implementation classes do not inadvertently

        }

        @Test
        void testConstructorWithStringURL() throws MalformedURLException {
            // Arrange & Act
            SmbFile file = new SmbFile("smb://localhost/share/test.txt", mockCifsContext);

            // Assert
            assertNotNull(file);
            assertEquals("test.txt", file.getName());
        }

        @Test
        void testConstructorWithInvalidURL() {

            });
        }
    }

    @Nested
    @DisplayName("Constants Tests")
    class ConstantsTests {

        @Test
        @DisplayName("Should have correct FLAGS_NAME_LIST_REFERRAL value")
        void testFlagsNameListReferralConstant() {
            assertEquals(0x0002, Trans2GetDfsReferralResponse.FLAGS_NAME_LIST_REFERRAL);
        }

        @Test

	users := []User{
		{
			Name: "nested-joins-1",
			Manager: &User{
				Name: "nested-joins-manager-1",
				Company: Company{
					Name: "nested-joins-manager-company-1",
				},
				NamedPet: &Pet{
					Name: "nested-joins-manager-namepet-1",
					Toy: Toy{
						Name: "nested-joins-manager-namepet-toy-1",
					},
				},
			},

import com.google.common.annotations.GwtCompatible;
import java.util.SortedSet;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Creates sorted sets, containing sample elements, to be tested.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullMarked
public interface TestSortedSetGenerator<E extends @Nullable Object> extends TestSetGenerator<E> {
  @Override

import com.google.common.annotations.GwtCompatible;
import java.util.SortedSet;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Creates sorted sets, containing sample elements, to be tested.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullMarked
public interface TestSortedSetGenerator<E extends @Nullable Object> extends TestSetGenerator<E> {
  @Override

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

/**
 * Comprehensive test suite for jcifs.SmbResource interface.
 * Tests SMB resource interface contract and functionality for CIFS/SMB protocol compliance.
 */

            return 0;
        }
    }

    @Nested
    @DisplayName("Interface Constants Tests")
    class InterfaceConstantsTests {

        @Test
        @DisplayName("Should have correct SMB_INFO_ALLOCATION constant value")
        void testSmbInfoAllocationConstant() {
            assertEquals((byte) -1, FileSystemInformation.SMB_INFO_ALLOCATION);
        }

        @Test

import static org.junit.jupiter.api.Assertions.assertTrue;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Nested;
import org.junit.jupiter.api.Test;
import org.mockito.Mockito;

/**
 * Tests for {@link WinError} interface constants and static arrays.
 * The interface has no instance methods, so the tests focus on
 * value correctness and array integrity.  A tiny Mockito example