}

  public void testToStringWithNull() {
    Iterator<@Nullable String> iterator =
        Lists.<@Nullable String>newArrayList("hello", null, "world").iterator();
    assertThat(Iterators.toString(iterator)).isEqualTo("[hello, null, world]");
  }

  public void testToStringEmptyIterator() {
    Iterator<String> iterator = Collections.<String>emptyList().iterator();

@app.get("/app")
def read_main(request: Request):
    return {"message": "Hello World", "root_path": request.scope.get("root_path")}


client = TestClient(app)


def test_main():
    response = client.get("/app")
    assert response.status_code == 200
    assert response.json() == {"message": "Hello World", "root_path": "/api/v1"}


def test_openapi():
    response = client.get("/openapi.json")

@app.get("/", dependencies=[Depends(parent_dep)])
async def get_main():
    return {"msg": "Hello World"}


client = TestClient(app)


def test_dependency_set_status_code():
    response = client.get("/")
    assert response.status_code == 201, response.text

        SmbFilenameFilter filter = (d, n) -> n.equalsIgnoreCase("hello.txt");
        assertTrue(filter.accept(dir, "Hello.TXT"));
    }

    @Test
    void acceptReturnsFalseWhenNameDoesNotMatch() throws Exception {
        SmbFile dir = Mockito.mock(SmbFile.class);
        SmbFilenameFilter filter = (d, n) -> n.equalsIgnoreCase("hello.txt");
        assertFalse(filter.accept(dir, "world.txt"));
    }

    @Test

@router.route("/items/")
def read_items(request: Request):
    return JSONResponse({"hello": "world"})


app.include_router(router)

client = TestClient(app)


def test_sub_router():
    response = client.get("/items/")
    assert response.status_code == 200, response.text

<div class="termy">

```console
$ python main.py

Hello World
```

</div>

## Configure Your Editor { #configure-your-editor }

		},
		// duplicate '$bucket' reject
		{

Якщо ви запустите це й перейдете на [http://localhost:8000/v1/](http://localhost:8000/v1/), ви побачите відповідь від Flask:

```txt
Hello, World from Flask!
```

А якщо ви перейдете на [http://localhost:8000/v2](http://localhost:8000/v2), ви побачите відповідь від FastAPI:

```JSON
{
    "message": "Hello World"
}

Si lo ejecutas y vas a [http://localhost:8000/v1/](http://localhost:8000/v1/) verás el response de Flask:

```txt
Hello, World from Flask!
```

Y si vas a [http://localhost:8000/v2](http://localhost:8000/v2) verás el response de FastAPI:

```JSON
{
    "message": "Hello World"
}

```txt
Hello, World from Flask!
```

Ve eğer [http://localhost:8000/v2](http://localhost:8000/v2) adresine giderseniz, FastAPI'den gelen response'u göreceksiniz:

```JSON
{
    "message": "Hello World"
}