}

  @GwtIncompatible // java.util.Random, java.util.BitSet
  public void testSmallCharMatcher() {
    CharMatcher len1 = SmallCharMatcher.from(bitSet("#"), "#");
    CharMatcher len2 = SmallCharMatcher.from(bitSet("ab"), "ab");
    CharMatcher len3 = SmallCharMatcher.from(bitSet("abc"), "abc");
    CharMatcher len4 = SmallCharMatcher.from(bitSet("abcd"), "abcd");
    assertTrue(len1.matches('#'));
    assertFalse(len1.matches('!'));

	{"Trim", []byte{'a', 'a'}, "a", nil},
	{"Trim", []byte{'a'}, "ab", nil},
	{"Trim", []byte{'a', 'b'}, "ab", nil},
	{"Trim", []byte("☺"), "☺", nil},
	{"TrimLeft", nil, "", nil},
	{"TrimLeft", []byte{}, "", nil},
	{"TrimLeft", []byte{'a'}, "a", nil},
	{"TrimLeft", []byte{'a', 'a'}, "a", nil},
	{"TrimLeft", []byte{'a'}, "ab", nil},
	{"TrimLeft", []byte{'a', 'b'}, "ab", nil},
	{"TrimLeft", []byte("☺"), "☺", nil},

        assertEquals("", documentHelper.getContent(null, responseData, "\t \t", dataMap));
        assertEquals("12 ab", documentHelper.getContent(null, responseData, " 123 abc ", dataMap));
        assertEquals("１２３ あいう", documentHelper.getContent(null, responseData, "　１２３　あいう　", dataMap));
        assertEquals("12 ab", documentHelper.getContent(null, responseData, " 123\nabc ", dataMap));

        assertEquals(props1, props2);
    }

    @Test
    public void testConfigInterpolation() throws IOException {
        String config = "a=$\\\\\\\\{var}\n" + "ab=${a}b\n" + "abc=${ab}c";
        Map<String, String> expected = Map.of("a", "$\\{var}", "ab", "$\\{var}b", "abc", "$\\{var}bc");

        java.util.Properties props1 = new java.util.Properties();
        props1.load(new StringReader(config));

    Iterable<String> letters = Splitter.fixedLength(2).split(simple);
    assertThat(letters).containsExactly("ab", "cd", "e").inOrder();
  }

  public void testFixedLengthSplitEqualChunkLength() {
    String simple = "abcdef";
    Iterable<String> letters = Splitter.fixedLength(2).split(simple);
    assertThat(letters).containsExactly("ab", "cd", "ef").inOrder();
  }

  public void testFixedLengthSplitOnlyOneChunk() {

		tests: []testFnc{
			testRemaining{8, 5},
			testRead{3, "ab\x00", nil},
			testRead{10, "\x00\x00cde", io.EOF},
			testRemaining{0, 0},
		},
	}, {
		maker: makeSparse{makeReg{"abcde", 5}, sparseDatas{{0, 2}, {5, 3}}, 8},
		tests: []testFnc{
			testRemaining{8, 5},
			testWriteTo{fileOps{"ab", int64(3), "cde"}, 8, nil},
			testRemaining{0, 0},
		},
	}, {

    creator.setString(0, "AB")
    creator.setString(1, "C")
    creator.commit()
    cache.close()
    assertJournalEquals("DIRTY k1", "CLEAN k1 2 1")
  }

  @Test
  fun revertedNewFileIsRemoveInJournal() {
    val creator = cache.edit("k1")!!
    assertJournalEquals("DIRTY k1") // DIRTY must always be flushed.
    creator.setString(0, "AB")
    creator.setString(1, "C")
    creator.abort()

  /**
   * Returns a substring of the input character sequence that omits all matching BMP characters from
   * the beginning and from the end of the string. For example:
   *
   * {@snippet :
   * CharMatcher.anyOf("ab").trimFrom("abacatbab")
   * }
   *
   * ... returns {@code "cat"}.
   *
   * <p>Note that:
   *
   * {@snippet :
   * CharMatcher.inRange('\0', ' ').trimFrom(str)
   * }
   *

  /**
   * Returns a substring of the input character sequence that omits all matching BMP characters from
   * the beginning and from the end of the string. For example:
   *
   * {@snippet :
   * CharMatcher.anyOf("ab").trimFrom("abacatbab")
   * }
   *
   * ... returns {@code "cat"}.
   *
   * <p>Note that:
   *
   * {@snippet :
   * CharMatcher.inRange('\0', ' ').trimFrom(str)
   * }
   *

    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, ordering.lexicographical())
        .addEqualityGroup(numberOrdering.lexicographical())