peer.acceptFrame() // HEADERS STREAM 3
    peer.sendFrame().windowUpdate(3, 5)
    peer.acceptFrame() // DATA STREAM 3 "abcde"
    peer.sendFrame().windowUpdate(3, 5)
    peer.acceptFrame() // DATA STREAM 3 "fghi"
    peer.play()

    // Play it back.
    val connection = connect(peer)
    connection.writePingAndAwaitPong() // Ensure the SETTINGS have been received.

    //     Say we are rotating abcdefgh by 5. We start with abcde|fgh. The smaller block is [fgh]:
    //     [abc]de|[fgh] -> [fgh]de|[abc]. Now [fgh] is in the right place, but we need to swap [de]
    //     with [abc]: fgh[de]|a[bc] -> fgh[bc]|a[de]. Now we need to swap [a] with [bc]:
    //     fgh[b]c|[a]de -> fgh[a]c|[b]de. Finally we need to swap [c] with [b]:
    //     fgha[c]|[b]de -> fgha[b]|[c]de. Because these two blocks are the same size, we are done.

  @ArgumentsSource(ProtocolParamProvider::class)
  fun noDefaultContentLengthOnStreamingPost(
    protocol: Protocol,
    mockWebServer: MockWebServer,
  ) {
    setUp(protocol, mockWebServer)
    val postBytes = "FGHIJ".toByteArray()
    server.enqueue(MockResponse(body = "ABCDE"))
    val call =
      client.newCall(
        Request(
          url = server.url("/foo"),
          body =
            object : RequestBody() {

    assertEquals(expected, toTest);
  }

  public void testToStringLenient_complexFields() {
    Map<String, Integer> map =
        ImmutableMap.<String, Integer>builder().put("abc", 1).put("def", 2).put("ghi", 3).build();
    String toTest =
        MoreObjects.toStringHelper(new TestClass())
            .add("field1", "This is string.")

    assertThat(source1.readUtf8(5)).isEqualTo("abcde")
    assertThat(source2.readUtf8(5)).isEqualTo("abcde")
    assertThat(source2.readUtf8(5)).isEqualTo("fghij")
    assertThat(source1.readUtf8(5)).isEqualTo("fghij")
    assertThat(source1.exhausted()).isTrue()
    assertThat(source2.exhausted()).isTrue()
    source1.close()
    source2.close()
    assertThat(relay.isClosed).isTrue()

    assertEquals(expected, toTest);
  }

  public void testToStringLenient_complexFields() {
    Map<String, Integer> map =
        ImmutableMap.<String, Integer>builder().put("abc", 1).put("def", 2).put("ghi", 3).build();
    String toTest =
        MoreObjects.toStringHelper(new TestClass())
            .add("field1", "This is string.")

		// Remove doubled slash
		{"abc//def//ghi", "abc/def/ghi"},
		{"//abc", "/abc"},
		{"///abc", "/abc"},
		{"//abc//", "/abc"},
		{"abc//", "abc"},

		// Remove . elements
		{"abc/./def", "abc/def"},
		{"/./abc/def", "/abc/def"},
		{"abc/.", "abc"},

		// Remove .. elements
		{"abc/def/ghi/../jkl", "abc/def/jkl"},
		{"abc/def/../ghi/../jkl", "abc/jkl"},
		{"abc/def/..", "abc"},

    server.enqueue(MockResponse(body = "abc"))
    server.enqueue(MockResponse(body = "def"))
    server.enqueue(MockResponse(body = "ghi"))
    executeSynchronously("/a").assertBody("abc")
    executeSynchronously("/b").assertBody("def")
    executeSynchronously("/c").assertBody("ghi")
    assertThat(server.takeRequest().sequenceNumber).isEqualTo(0)
    assertThat(server.takeRequest().sequenceNumber).isEqualTo(1)

		t.Fatalf("Unable to create volume, %s", err)
	}
	if err = xlStorage.AppendFile(context.Background(), "success-vol", "abc/def/ghi/success-file", []byte("Hello, world")); err != nil {
		t.Fatalf("Unable to create file, %s", err)
	}
	if err = xlStorage.AppendFile(context.Background(), "success-vol", "abc/xyz/ghi/success-file", []byte("Hello, world")); err != nil {
		t.Fatalf("Unable to create file, %s", err)
	}

	testCases := []struct {

//		{Offset: 21, Length: 4},  // Hole fragment for 21..24
//	}
//
// Then the content of the resulting sparse file with a Header.Size of 25 is:
//
//	var sparseFile = "\x00"*2 + "abcde" + "\x00"*11 + "fgh" + "\x00"*4
type (
	sparseDatas []sparseEntry
	sparseHoles []sparseEntry
)

// validateSparseEntries reports whether sp is a valid sparse map.