serverWriter.writeMessageFrame(OPCODE_TEXT, "Hello".encodeUtf8())
    assertData("810548656c6c6f")
  }

  @Test fun serverCompressedTextMessage() {
    val serverWriter =
      WebSocketWriter(
        false,
        data,
        random,
        true,
        false,
        0L,
      )
    serverWriter.writeMessageFrame(OPCODE_TEXT, "Hello".encodeUtf8())
    assertData("c107f248cdc9c90700")
  }

// Then you could use it with other programs, like
$ echo "Hello $MY_NAME"

Hello Wade Wilson
```

</div>

////

//// tab | 🚪 📋

<div class="termy">

```console
// Create an env var MY_NAME
$ $Env:MY_NAME = "Wade Wilson"

// Use it with other programs, like
$ echo "Hello $Env:MY_NAME"

Hello Wade Wilson
```

</div>

////

### ✍ 🇨🇻 {🐍

import org.junit.jupiter.params.provider.ArgumentsSource

class SampleTest {
  @JvmField @RegisterExtension
  val clientRule = OkHttpClientTestRule()

  @Test
  fun passingTest() {
    assertThat("hello").isEqualTo("hello")
  }

  @Test
  fun testMockWebServer(server: MockWebServer) {
    server.enqueue(MockResponse(body = "abc"))

    val client = clientRule.newClient()

    val deflater = MessageDeflater(false)
    val deflated = deflater.deflate("Hello deflate!".encodeUtf8())
    assertThat(deflated.hex()).isEqualTo("f248cdc9c95748494dcb492c49550400")
  }

  @Test fun `inflate deflate`() {
    val deflater = MessageDeflater(false)
    val inflater = MessageInflater(false)

    val goldenValue = "Hello deflate!".repeat(100).encodeUtf8()

    val deflated = deflater.deflate(goldenValue)

import pytest
from fastapi import FastAPI
from fastapi.testclient import TestClient

app = FastAPI()


@app.get("/a", responses={"hello": {"description": "Not a valid additional response"}})
async def a():
    pass  # pragma: no cover


openapi_schema = {
    "openapi": "3.1.0",
    "info": {"title": "FastAPI", "version": "0.1.0"},
    "paths": {
        "/a": {
            "get": {
                "responses": {

@app.get("/orjson_non_str_keys")
def get_orjson_non_str_keys():
    key = quoted_name(value="msg", quote=False)
    return {key: "Hello World", 1: 1}


client = TestClient(app)


def test_orjson_non_str_keys():
    with client:
        response = client.get("/orjson_non_str_keys")

		nonUTF8 bool
		flags   uint16
	}{
		{
			name:    "hi, hello",
			comment: "in the world",
			flags:   0x8,
		},
		{
			name:    "hi, こんにちわ",
			comment: "in the world",
			flags:   0x808,
		},
		{
			name:    "hi, こんにちわ",
			comment: "in the world",
			nonUTF8: true,
			flags:   0x8,
		},
		{
			name:    "hi, hello",
			comment: "in the 世界",
			flags:   0x808,
		},
		{

	}

	err = fs.AppendFile(context.Background(), "voldir", "/file", []byte("hello"))
	if err != nil {
		t.Fatal(err)
	}

	// Try to create a file that includes a file in its path components.
	// In *nix, this returns syscall.ENOTDIR while in windows we receive the following error.
	err = fs.AppendFile(context.Background(), "voldir", "/file/obj1", []byte("hello"))
	if err != errFileAccessDenied {

@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")

    }
  }

  @Test
  fun testFileDescriptorRead() {
    assertOnFileDescriptor(content = "Hello") { fd ->
      val requestBody = fd.toRequestBody()

      val buffer = Buffer()
      requestBody.writeTo(buffer)
      assertThat(buffer.readUtf8()).isEqualTo("Hello")
    }
  }

  @Test
  fun testFileDescriptorDefaultMediaType() {
    assertOnFileDescriptor { fd ->