val b = EventRecorder(enforceOrder = false)
    val c = EventRecorder(enforceOrder = false)
    val d = EventRecorder(enforceOrder = false)

    val abcd = (a.eventListener + b.eventListener) + (c.eventListener + d.eventListener)
    abcd.callStart(FailingCall())

    assertThat(a.takeEvent()).isInstanceOf<CallStart>()
    assertThat(a.eventSequence).isEmpty()

    doTestNoMatches(CharMatcher.none(), "blah");
    doTestNoMatches(is('a'), "bcde");
    doTestNoMatches(isNot('a'), "aaaa");
    doTestNoMatches(anyOf(""), "abcd");
    doTestNoMatches(anyOf("x"), "abcd");
    doTestNoMatches(anyOf("xy"), "abcd");
    doTestNoMatches(anyOf("CharMatcher"), "zxqy");
    doTestNoMatches(noneOf("CharMatcher"), "ChMa");
    doTestNoMatches(inRange('p', 'x'), "mom");

	s   string
	sep string
	n   int
	a   []string
}

var splittests = []SplitTest{
	{"", "", -1, []string{}},
	{abcd, "a", 0, nil},
	{abcd, "", 2, []string{"a", "bcd"}},
	{abcd, "a", -1, []string{"", "bcd"}},
	{abcd, "z", -1, []string{"abcd"}},
	{abcd, "", -1, []string{"a", "b", "c", "d"}},
	{commas, ",", -1, []string{"1", "2", "3", "4"}},
	{dots, "...", -1, []string{"1", ".2", ".3", ".4"}},

    String simple = "abcd";
    Iterable<String> letters = Splitter.fixedLength(1).limit(100).split(simple);
    assertThat(letters).containsExactly("a", "b", "c", "d").inOrder();
  }

  public void testLimitOne() {
    String simple = "abcd";
    Iterable<String> letters = Splitter.fixedLength(1).limit(1).split(simple);
    assertThat(letters).containsExactly("abcd").inOrder();
  }

        // Test case 1: Standard padding
        final byte[] data1 = "abc".getBytes();
        assertEquals("YWJj", Base64Util.encode(data1));

        // Test case 2: Single padding
        final byte[] data2 = "abcd".getBytes();
        assertEquals("YWJjZA==", Base64Util.encode(data2));

        // Test case 3: Double padding
        final byte[] data3 = "abcde".getBytes();
        assertEquals("YWJjZGU=", Base64Util.encode(data3));

          url = server.url("/page1"),
          body = transferKind.newRequestBody("ABCD"),
        ),
      )
    assertThat(readAscii(response.body.byteStream(), Int.MAX_VALUE))
      .isEqualTo("Page 2")
    val page1 = server.takeRequest()
    assertThat(page1.requestLine).isEqualTo("POST /page1 HTTP/1.1")
    assertThat(page1.body?.utf8()).isEqualTo("ABCD")
    val page2 = server.takeRequest()

			testRemaining{0, 0},
		},
	}, {
		maker: makeSparse{makeReg{4, "abcd"}, sparseHoles{{2, 3}}, 8},
		tests: []testFnc{
			testReadFrom{fileOps{"ab", int64(3), "cd"}, 7, io.ErrUnexpectedEOF},
			testRemaining{1, 0},
		},
	}, {
		maker: makeSparse{makeReg{4, "abcd"}, sparseHoles{{2, 3}}, 8},
		tests: []testFnc{
			testReadFrom{fileOps{"ab", int64(3), "cde"}, 7, errMissData},

    assertThat(response1.body.string()).isEqualTo("abcd")
    val response2 = get(server.url("/"))
    assertThat(response2.header("Alpha")).isEqualTo("α")
    assertThat(response2.header("β")).isEqualTo("Beta")
    assertThat(response2.header("Gamma")).isEqualTo("Γ")
    assertThat(response2.header("Δ")).isEqualTo("Delta")
    assertThat(response2.body.string()).isEqualTo("abcd")
  }

  @Test

    assertTrue(emptyConcat.isEmpty());
  }

  public void testConcat_infiniteIterable() throws IOException {
    CharSource source = CharSource.wrap("abcd");
    Iterable<CharSource> cycle = Iterables.cycle(ImmutableList.of(source));
    CharSource concatenated = CharSource.concat(cycle);

    String expected = "abcdabcd";

    assertThat(bodyToHex(body), "Retransmit body").isEqualTo("616263")
  }

  @Test
  fun byteArrayRange() {
    val contentType = "text/plain".toMediaType()
    val body: RequestBody = ".abcd".toByteArray().toRequestBody(contentType, 1, 3)
    assertThat(body.contentType()).isEqualTo(contentType)
    assertThat(body.contentLength()).isEqualTo(3)
    assertThat(bodyToHex(body)).isEqualTo("616263")