async def read_users(user_id: int):
    pass


client = TestClient(app)


def test_read_users():
    response = client.get("/users/42")
    assert response.status_code == 200, response.text


def test_openapi_schema():
    response = client.get("/openapi.json")
    assert response.json() == snapshot(
        {
            "openapi": "3.1.0",
            "info": {"title": "FastAPI", "version": "0.1.0"},

client = TestClient(app)


def test_filter_top_level_model():
    response = client.post(
        "/users", json={"email": "******@****.***", "password": "secret"}
    )
    assert response.json() == {"email": "******@****.***"}


def test_filter_second_level_model():
    response = client.get("/pets/1")
    assert response.json() == {
        "name": "Nibbler",
        "owner": {"email": "******@****.***"},

import okhttp3.Request;
import okhttp3.Response;

public final class SynchronousGet {
  private final OkHttpClient client = new OkHttpClient();

  public void run() throws Exception {
    Request request = new Request.Builder()
        .url("https://publicobject.com/helloworld.txt")
        .build();

    try (Response response = client.newCall(request).execute()) {

    logWithTime("canceled")
  }

  override fun satisfactionFailure(
    call: Call,
    response: Response,
  ) {
    logWithTime("satisfactionFailure")
  }

  override fun cacheMiss(call: Call) {
    logWithTime("cacheMiss")
  }

  override fun cacheHit(
    call: Call,
    response: Response,
  ) {
    logWithTime("cacheHit")
  }

  override fun cacheConditionalHit(

    if err == nil {
        fmt.Println("Got response with field", resp["result"])
    }
```

The wrapper will handle all serialization and de-serialization of the request and response,
and furthermore provides reuse of the structs used for the request and response.

Note that Responses sent for serialization are automatically reused for similar requests.

import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Set Info response message. This response acknowledges the successful
 * modification of file or security information.
 *
 * @author mbechler
 *
 */
public class Smb2SetInfoResponse extends ServerMessageBlock2Response {

    /**
     * Constructs a SMB2 set info response with the specified configuration
     *
     * @param config

        // SPNEGO typically doesn't provide special response handling
        org.lastaflute.web.response.ActionResponse response = authenticator.getResponse(org.codelibs.fess.sso.SsoResponseType.METADATA);
        assertNull(response);

        response = authenticator.getResponse(org.codelibs.fess.sso.SsoResponseType.LOGOUT);
        assertNull(response);
    }

    @Test
    public void test_innerClassNaming() {

    Request request = new Request.Builder()
        .url("https://publicobject.com/robots.txt")
        .build();

    try (Response response = client.newCall(request).execute()) {
      if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);

      for (Certificate certificate : response.handshake().peerCertificates()) {
        System.out.println(CertificatePinner.pin(certificate));
      }
    }
  }

import org.dbflute.optional.OptionalEntity;
import org.dbflute.optional.OptionalThing;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.ActionResponse;
import org.lastaflute.web.response.HtmlResponse;
import org.lastaflute.web.response.render.RenderData;
import org.lastaflute.web.ruts.process.ActionRuntime;

import jakarta.annotation.Resource;

/**
 * Admin action for Bad Word management.
 *

    try (Response response = client.newCall(request).execute()) {
      // Consume and discard the response body.
      response.body().source().readByteString();
    }

    System.out.println("REQUEST 2 (pooled connection)");
    try (Response response = client.newCall(request).execute()) {
      // Consume and discard the response body.
      response.body().source().readByteString();
    }
  }