def test_head():
    response = client.head("/items/foo")
    assert response.status_code == 200, response.text
    assert response.headers["x-fastapi-item-id"] == "foo"


def test_options():
    response = client.options("/items/foo")
    assert response.status_code == 200, response.text
    assert response.headers["x-fastapi-item-id"] == "foo"


def test_patch():

import org.jspecify.annotations.NullUnmarked;

/**
 * Options controlling the behavior of sources/sinks/streams for testing.
 *
 * @author Colin Decker
 */
@NullUnmarked
public enum TestOption {
  OPEN_THROWS,
  SKIP_THROWS,
  READ_THROWS,
  WRITE_THROWS,
  CLOSE_THROWS,
  AVAILABLE_ALWAYS_ZERO

    assert response.json() == {"file_size": None}


@pytest.mark.parametrize(
    "path",
    [
        "/optional-bytes",
        "/optional-uploadfile",
    ],
)
def test_optional(path: str):
    client = TestClient(app)
    response = client.post(path, files=[("p", b"hello")])
    assert response.status_code == 200
    assert response.json() == {"file_size": 5}

package com.google.common.io;

import static com.google.common.base.StandardSystemProperty.LINE_SEPARATOR;
import static com.google.common.io.TestOption.CLOSE_THROWS;
import static com.google.common.io.TestOption.OPEN_THROWS;
import static com.google.common.io.TestOption.READ_THROWS;
import static com.google.common.io.TestOption.WRITE_THROWS;
import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assert.assertThrows;

package com.google.common.io;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.io.TestOption.CLOSE_THROWS;
import static com.google.common.io.TestOption.OPEN_THROWS;
import static com.google.common.io.TestOption.READ_THROWS;
import static com.google.common.io.TestOption.SKIP_THROWS;

import com.google.common.collect.ImmutableSet;
import java.io.FilterInputStream;
import java.io.IOException;

package com.google.common.io;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.io.TestOption.CLOSE_THROWS;
import static com.google.common.io.TestOption.OPEN_THROWS;
import static com.google.common.io.TestOption.READ_THROWS;
import static com.google.common.io.TestOption.SKIP_THROWS;

import com.google.common.collect.ImmutableSet;
import java.io.FilterInputStream;
import java.io.IOException;

 */

package com.google.common.io;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.io.TestOption.CLOSE_THROWS;
import static com.google.common.io.TestOption.OPEN_THROWS;
import static com.google.common.io.TestOption.WRITE_THROWS;

import com.google.common.collect.ImmutableSet;
import java.io.FilterOutputStream;
import java.io.IOException;
import java.io.OutputStream;

 */

package com.google.common.io;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.io.TestOption.CLOSE_THROWS;
import static com.google.common.io.TestOption.OPEN_THROWS;
import static com.google.common.io.TestOption.WRITE_THROWS;

import com.google.common.collect.ImmutableSet;
import java.io.FilterOutputStream;
import java.io.IOException;
import java.io.OutputStream;

  private final ByteArrayOutputStream bytes = new ByteArrayOutputStream();
  private final ImmutableSet<TestOption> options;

  private boolean outputStreamOpened;
  private boolean outputStreamClosed;

  public TestByteSink(TestOption... options) {
    this.options = ImmutableSet.copyOf(options);
  }

  byte[] getBytes() {
    return bytes.toByteArray();
  }

  @Override

@NullUnmarked
public final class TestByteSource extends ByteSource implements TestStreamSupplier {

  private final byte[] bytes;
  private final ImmutableSet<TestOption> options;

  private boolean inputStreamOpened;
  private boolean inputStreamClosed;

  TestByteSource(byte[] bytes, TestOption... options) {
    this.bytes = checkNotNull(bytes);
    this.options = ImmutableSet.copyOf(options);
  }

  @Override