at least I know who I WAS when I got up this morning, but I think
I must have been changed several times since then.'

  `What do you mean by that?' said the Caterpillar sternly.
`Explain yourself!'

  `I can't explain MYSELF, I'm afraid, sir' said Alice, `because
I'm not myself, you see.'

  `I don't see,' said the Caterpillar.

  `I'm afraid I can't put it more clearly,' Alice replied very

at least I know who I WAS when I got up this morning, but I think
I must have been changed several times since then.'

  `What do you mean by that?' said the Caterpillar sternly.
`Explain yourself!'

  `I can't explain MYSELF, I'm afraid, sir' said Alice, `because
I'm not myself, you see.'

  `I don't see,' said the Caterpillar.

  `I'm afraid I can't put it more clearly,' Alice replied very

- Fixed `kubectl explain` to show enum for field types if they were defined. ([#123023](https://github.com/kubernetes/kubernetes/pull/123023), [@ah8ad3](https://github.com/ah8ad3))

    assertFailsWith<IllegalArgumentException> {
      Request.Builder().method("GET", "abc".toRequestBody("text/plain".toMediaType()))
    }
  }

  @Test
  fun head() {
    server.enqueue(
      MockResponse(
        headers = headersOf("Content-Type", "text/plain"),
      ),
    )
    val request =
      Request.Builder()
        .url(server.url("/"))
        .head()

        .addHeader("Content-Type: text/plain")
        .addHeader("Last-Modified: " + formatDate(-2, TimeUnit.HOURS))
        .addHeader("Expires: " + formatDate(-1, TimeUnit.HOURS))
        .build(),
    )
    server.enqueue(
      MockResponse.Builder()
        .code(HttpURLConnection.HTTP_NOT_MODIFIED)
        .addHeader("Content-Type: text/plain")
        .addHeader("Content-Encoding: gzip")

  fun getContentTypeConnects() {
    server.enqueue(
      MockResponse(
        headers = headersOf("Content-Type", "text/plain"),
        body = "ABC",
      ),
    )
    val response = getResponse(newRequest("/"))
    assertThat(response.body.contentType()).isEqualTo(
      "text/plain".toMediaType(),
    )
    response.body.close()
  }

  @Test
  fun getContentEncodingConnects() {