Par exemple, disons que vous voulez avoir un *chemin d'accès* qui permet de mettre à jour les éléments et renvoie les codes HTTP 200 "OK" en cas de succès.

Mais vous voulez aussi qu'il accepte de nouveaux éléments. Et lorsque les éléments n'existaient pas auparavant, il les crée et renvoie un code HTTP de 201 "Créé".

app = FastAPI()


@app.get("/")
async def read_main():
    return {"msg": "Hello World"}


@app.websocket("/ws")
async def websocket(websocket: WebSocket):
    await websocket.accept()
    await websocket.send_json({"msg": "Hello WebSocket"})
    await websocket.close()


def test_read_main():
    client = TestClient(app)
    response = client.get("/")
    assert response.status_code == 200

    }

    private
    fun classNodeFor(classBytesSupplier: () -> ByteArray): () -> ApiTypeClassNode = {
        ApiTypeClassNode(asmLevel).also {
            ClassReader(classBytesSupplier()).accept(it, SKIP_CODE or SKIP_FRAMES)
        }
    }

    private
    fun <T> open(action: () -> T): T {
        check(!closed) { "ApiTypeProvider closed!" }
        return action()
    }

    internal

@app.websocket("/items/{item_id}")
async def websocket_item(item_id: str, websocket: WebSocket):
    route: APIWebSocketRoute = websocket.scope["route"]
    await websocket.accept()
    await websocket.send_json({"item_id": item_id, "path": route.path})


client = TestClient(app)


def test_get():
    response = client.get("/users/rick")

            stk.push(new ActivationFrame("arch", Optional.empty()));
            validator.accept(oa.getArch());
            stk.peek().location = "family";
            validator.accept(oa.getFamily());
            stk.peek().location = "name";
            validator.accept(oa.getName());
            stk.peek().location = "version";
            validator.accept(oa.getVersion());
            stk.pop();
            stk.pop();
        });

    /**
     *
     * @param pluginDescriptor the plugin descriptor to check
     * @throws IllegalStateException in case the checked prerequisites are not met
     */
    @Override
    void accept(PluginDescriptor pluginDescriptor);

    }

    @Test
    void testNullStreamHandling() {
        // Test that passing null to setInstance throws NullPointerException
        // This is expected behavior as PrintStream doesn't accept null
        assertThrows(NullPointerException.class, () -> {
            LogStream.setInstance(null);
        });
    }

    @Test
    void testPrintStreamDelegation() {

        Map<String, List<String>> properties = new HashMap<>();
        properties.put("Accept", Collections.singletonList("application/json"));
        when(mockConnection.getRequestProperties()).thenReturn(properties);
        // Need to mock getRequestProperty as well since it delegates to wrapped connection
        when(mockConnection.getRequestProperty("Accept")).thenReturn("application/json");

        // Act

                Arguments.of(WinError.ERROR_REQ_NOT_ACCEP,
                        "No more connections can be made to this remote computer at this time because there are already as many connections as the computer can accept."),
                Arguments.of(WinError.ERROR_BAD_PIPE, "The pipe state is invalid."),
                Arguments.of(WinError.ERROR_PIPE_BUSY, "All pipe instances are busy."),

 * method equivalent to {@link
 * java.util.concurrent.locks.ReentrantLock#hasWaiters(java.util.concurrent.locks.Condition)},
 * except that the method parameter must accept whatever condition-like object is passed into {@code
 * callAndAssertWaits} by the test.
 *
 * @param <L> the type of the lock-like object to be used
 * @author Justin T. Sampson
 */
@NullUnmarked