Set<String> presentAsSet = Optional.of("a").asSet();
    assertThrows(UnsupportedOperationException.class, () -> presentAsSet.add("b"));
  }

  public void testAsSet_absentIsImmutable() {
    Set<Object> absentAsSet = Optional.absent().asSet();
    assertThrows(UnsupportedOperationException.class, () -> absentAsSet.add("foo"));
  }

  public void testTransform_absent() {

<div class="termy">

```console
$ pip install fastapi

---> 100%
```

</div>

프로덕션을 위해 <a href="http://www.uvicorn.org" class="external-link" target="_blank">Uvicorn</a> 또는 <a href="https://github.com/pgjones/hypercorn" class="external-link" target="_blank">Hypercorn</a>과 같은 ASGI 서버도 필요할 겁니다.

<div class="termy">

```console
$ pip install "uvicorn[standard]"

---> 100%
```

</div>

    with pytest.raises(AssertionError):
        app = FastAPI()

        class Item(BaseModel):
            title: str

        @app.get("/items/")
        def read_items(q: List[Item] = Query(default=None)):
            pass  # pragma: no cover


def test_invalid_tuple():
    with pytest.raises(AssertionError):
        app = FastAPI()

        class Item(BaseModel):
            title: str

        @app.get("/items/")

  }

  public void testDecodeIntFails() {
    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("0xfffffffff"));

    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-5"));

    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-0x5"));

    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-05"));
  }

  public void testToString() {

 * reflection-based calls to SSLSocket from Platform.
 */
class FallbackTestClientSocketFactory(
  delegate: SSLSocketFactory,
) : DelegatingSSLSocketFactory(delegate) {
  override fun configureSocket(sslSocket: SSLSocket): SSLSocket = TlsFallbackScsvDisabledSSLSocket(sslSocket)

  private class TlsFallbackScsvDisabledSSLSocket(
    socket: SSLSocket,
  ) : DelegatingSSLSocket(socket) {

import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.CLASS;

import com.google.common.annotations.GwtCompatible;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**

import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.CLASS;

import com.google.common.annotations.GwtCompatible;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**

import okhttp3.internal.platform.BouncyCastlePlatform
import okhttp3.internal.platform.Platform
import org.bouncycastle.jsse.BCSSLSocket

/**
 * Simple non-reflection SocketAdapter for BouncyCastle.
 */
class BouncyCastleSocketAdapter : SocketAdapter {
  override fun matchesSocket(sslSocket: SSLSocket): Boolean = sslSocket is BCSSLSocket

  override fun isSupported(): Boolean = BouncyCastlePlatform.isSupported

 * ```
 *
 * For Kotlin the `@JvmField` annotation is also necessary:
 *
 * ```kotlin
 * @JvmField @Rule val serverRule = MockWebServerRule()
 * ```
 */
@ExperimentalOkHttpApi
class MockWebServerRule : ExternalResource() {
  val server: MockWebServer = MockWebServer()

  override fun before() {
    try {
      server.start()
    } catch (e: IOException) {
      throw RuntimeException(e)
    }

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

class VersionedSettingsBranchTest {
    @ParameterizedTest
    @CsvSource(
        value = [
            "master,    0",
            "release,   1",
            "release6x, 2",
            "release7x, 3",