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() {

    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.

    assertThat(Strings.commonPrefix("xyz", "abcxyz")).isEqualTo("");
    assertThat(Strings.commonPrefix("abc", "aaaaa")).isEqualTo("a");
    assertThat(Strings.commonPrefix("aa", "aaaaa")).isEqualTo("aa");
    assertThat(Strings.commonPrefix(new StringBuilder("abcdef"), "abcxyz")).isEqualTo("abc");

    // Identical valid surrogate pairs.

        assertEquals("\"aaa bbb\" \"ccc\"", getAsQuery(Collections.singletonMap(k, new String[] { "aaa bbb", "ccc" })));
        assertEquals("\"a\\\"aa\"", getAsQuery(Collections.singletonMap(k, new String[] { "a\"aa" })));
        assertEquals("\"aaa bbb\"", getAsQuery("111", Collections.singletonMap(k, new String[] { "aaa bbb" })));
    }

    @Test
    public void test_conditions_oq() {

				i, o, l, testCase.expOffset, testCase.expLength)
		}
	}

	unparsableRangeSpecs := []string{
		"bytes=-",
		"bytes==",
		"bytes==1-10",
		"bytes=",
		"bytes=aa",
		"aa",
		"",
		"bytes=1-10-",
		"bytes=1--10",
		"bytes=-1-10",
		"bytes=0-+3",
		"bytes=+3-+5",
		"bytes=10-11,12-10", // Unsupported by S3/MinIO (valid in RFC)
	}
	for i, urs := range unparsableRangeSpecs {

    assertThat(Strings.commonPrefix("xyz", "abcxyz")).isEqualTo("");
    assertThat(Strings.commonPrefix("abc", "aaaaa")).isEqualTo("a");
    assertThat(Strings.commonPrefix("aa", "aaaaa")).isEqualTo("aa");
    assertThat(Strings.commonPrefix(new StringBuilder("abcdef"), "abcxyz")).isEqualTo("abc");

    // Identical valid surrogate pairs.

    ImmutableList<String> empty = ImmutableList.of();
    ImmutableList<String> a = ImmutableList.of("a");
    ImmutableList<String> aa = ImmutableList.of("a", "a");
    ImmutableList<String> ab = ImmutableList.of("a", "b");
    ImmutableList<String> b = ImmutableList.of("b");

    testComparator(lexy, empty, a, aa, ab, b);

    new EqualsTester()
        .addEqualityGroup(lexy, Comparators.lexicographical(comparator))

[
  {
    "comment": "Label with hyphens in 3rd and 4th position",
    "input": "aa--",
    "output": "aa--"
  },
  {
    "input": "a†--",
    "output": "xn--a---kp0a"
  },
  {
    "input": "ab--c",
    "output": "ab--c"
  },
  {
    "comment": "Label with leading hyphen",
    "input": "-x",
    "output": "-x"
  },
  {
    "input": "-†",
    "output": "xn----xhn"
  },
  {
    "input": "-x.xn--zca",

		inferTypesForCmp(&a, &b)

		if a.Equals(b) {
			return true
		}

		// If elements, compare each.
		aA, aOK := a.ToArray()
		bA, bOK := b.ToArray()
		if aOK && bOK {
			if len(aA) != len(bA) {
				return false
			}
			for i := range aA {
				if !cmp(aA[i], bA[i]) {
					return false
				}
			}
			return true
		}
		// Try as numbers
		aF, aOK := a.ToFloat()

    ImmutableList<String> empty = ImmutableList.of();
    ImmutableList<String> a = ImmutableList.of("a");
    ImmutableList<String> aa = ImmutableList.of("a", "a");
    ImmutableList<String> ab = ImmutableList.of("a", "b");
    ImmutableList<String> b = ImmutableList.of("b");

    testComparator(lexy, empty, a, aa, ab, b);

    new EqualsTester()
        .addEqualityGroup(lexy, Comparators.lexicographical(comparator))