val sourceHeaders =
      Headers.Builder()
        .add("A", "aa")
        .add("a", "aa")
        .add("B", "bb")
        .build()
    val headers =
      Headers.Builder()
        .add("A", "a")
        .addAll(sourceHeaders)
        .add("C", "c")
        .build()
    assertThat(headers.toString()).isEqualTo("A: a\nA: aa\na: aa\nB: bb\nC: c\n")
  }

  @Test fun nameIndexesAreStrict() {

    assertThat(parse("http://${name251}a./").toString()).isEqualTo("http://${name251}a./")
    assertThat(parse("http://${name251}aa/").toString()).isEqualTo("http://${name251}aa/")
    assertInvalid("http://${name251}aa./", "Invalid URL host: \"${name251}aa.\"")
  }

  @Test
  fun labelIsEmpty() {
    assertInvalid("http:///", "Invalid URL host: \"\"")

    cache.maxSize = 8
    taskFaker.runNextTask()
    set("a", "aa", "aa")
    set("b", "bb", "bbb")

    // Cause the cache trim job to fail.
    filesystem.setFaultyDelete(cacheDir / "a.0", true)
    taskFaker.runNextTask()

    // Confirm we still allow snapshot reads after a trim failure.
    assertValue("a", "aa", "aa")
    assertValue("b", "bb", "bbb")

    // Allow the test to clean up.

  @Test
  fun partialRangeResponsesDoNotCorruptCache() {
    // 1. Request a range.
    // 2. Request a full document, expecting a cache miss.
    server.enqueue(
      MockResponse.Builder()
        .body("AA")
        .code(HttpURLConnection.HTTP_PARTIAL)
        .addHeader("Expires: " + formatDate(1, TimeUnit.HOURS))
        .addHeader("Content-Range: bytes 1000-1001/2000")
        .build(),
    )

1029..102A    ; valid                                  # 3.0  MYANMAR LETTER O..MYANMAR LETTER AU
102B          ; valid                                  # 5.1  MYANMAR VOWEL SIGN TALL AA
102C..1032    ; valid                                  # 3.0  MYANMAR VOWEL SIGN AA..MYANMAR VOWEL SIGN AI
1033..1035    ; valid                                  # 5.1  MYANMAR VOWEL SIGN MON II..MYANMAR VOWEL SIGN E ABOVE

// counties
aa.no
ah.no
bu.no
fm.no
hl.no
hm.no
jan-mayen.no
mr.no
nl.no
nt.no
of.no
ol.no
oslo.no
rl.no
sf.no
st.no
svalbard.no
tm.no
tr.no
va.no
vf.no
// primary and lower secondary schools per county
gs.aa.no
gs.ah.no
gs.bu.no
gs.fm.no
gs.hl.no
gs.hm.no