body.writeTo(buffer)
    assertThat(body.contentLength()).isEqualTo(buffer.size)
    assertThat(buffer.readUtf8()).isEqualTo(expected)
  }

  fun String.toOneShotRequestBody(): RequestBody =
    object : RequestBody() {
      override fun contentType() = null

      override fun isOneShot(): Boolean = true

      override fun contentLength() = ******@****.***8Size()

            "/model-with-tuple/": {
                "post": {
                    "summary": "Post Model With Tuple",
                    "operationId": "post_model_with_tuple_model_with_tuple__post",
                    "requestBody": {
                        "content": {
                            "application/json": {
                                "schema": {"$ref": "#/components/schemas/ItemGroup"}
                            }

import java.util.concurrent.TimeUnit.SECONDS
import okhttp3.MediaType
import okhttp3.RequestBody
import okio.BufferedSink
import org.junit.jupiter.api.Assertions.assertTrue

/** A duplex request body that keeps the provided sinks so they can be written to later.  */
class AsyncRequestBody : RequestBody() {
  private val requestBodySinks: BlockingQueue<BufferedSink> = LinkedBlockingQueue()

            "paths": {
                "/files/": {
                    "post": {
                        "summary": "Create File",
                        "operationId": "create_file_files__post",
                        "requestBody": {
                            "content": {
                                "multipart/form-data": {
                                    "schema": {

 * limitations under the License.
 */
package okhttp3.recipes;

import java.io.File;
import java.io.IOException;
import okhttp3.MediaType;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;

public final class PostFile {
  public static final MediaType MEDIA_TYPE_MARKDOWN
      = MediaType.get("text/x-markdown; charset=utf-8");

                                "name": "callback_url",
                                "in": "query",
                            }
                        ],
                        "requestBody": {
                            "content": {
                                "application/json": {
                                    "schema": {"$ref": "#/components/schemas/Invoice"}
                                }

    pass


class RequestBody(BaseModelWithConfig):
    description: Optional[str] = None
    content: dict[str, MediaType]
    required: Optional[bool] = None


class Link(BaseModelWithConfig):
    operationRef: Optional[str] = None
    operationId: Optional[str] = None
    parameters: Optional[dict[str, Union[Any, str]]] = None
    requestBody: Optional[Union[Any, str]] = None

                    "tags": [
                        "items",
                    ],
                },
                "post": {
                    "operationId": "create_item",
                    "requestBody": {
                        "content": {
                            "application/json": {
                                "schema": {
                                    "$ref": "#/components/schemas/Item",

                },
                "post": {
                    "tags": ["items"],
                    "summary": "Create Item",
                    "operationId": "create_item_items__post",
                    "requestBody": {
                        "content": {
                            "application/json": {
                                "schema": {"$ref": "#/components/schemas/Item"}
                            }

| MediaType.parse(String)             | String.toMediaTypeOrNull()      |
| RequestBody.create(ByteArray)       | ByteArray.toRequestBody()       |
| RequestBody.create(ByteString)      | ByteString.toRequestBody()      |
| RequestBody.create(File)            | File.asRequestBody()            |
| RequestBody.create(String)          | String.toRequestBody()          |