assertEquals(-100883544, smear(-1661998771));
    assertEquals(1312247346, smear(-65105105));
    assertEquals(-79641824, smear(-73789608));
    assertEquals(1739416943, smear(-518907128));
    assertEquals(483849880, smear(99135751));
    assertEquals(1797032732, smear(-252332814));
    assertEquals(329701497, smear(755814641));
    assertEquals(-1411506712, smear(1180918287));
    assertEquals(-132448996, smear(1344049776));

    table.remove("foo", 3);
    assertEquals(ImmutableMap.of(1, 'a'), row);
    assertEquals(ImmutableMap.of(), subRow);
    table.remove("foo", 1);
    assertEquals(ImmutableMap.of(), row);
    assertEquals(ImmutableMap.of(), subRow);
    table.put("foo", 2, 'b');
    assertEquals(ImmutableMap.of(2, 'b'), row);
    assertEquals(ImmutableMap.of(2, 'b'), subRow);
    row.clear();
    assertEquals(ImmutableMap.of(), row);

        roleSet = buildByParameter(roleQueryHelperImpl, getMockRequest());
        assertEquals(0, roleSet.size());

        roleQueryHelperImpl.parameterKey = "fess1";

        getMockRequest().setParameter("aaa", "bbb");
        roleSet = buildByParameter(roleQueryHelperImpl, getMockRequest());
        assertEquals(0, roleSet.size());

        roleQueryHelperImpl.encryptedParameterValue = false;

        assertEquals(0, list.size());

        list = crawlerThread.getClientRuleList("");
        assertEquals(0, list.size());

        list = crawlerThread.getClientRuleList(" ");
        assertEquals(0, list.size());

        list = crawlerThread.getClientRuleList("playwright:http://.*");
        assertEquals(1, list.size());
        assertEquals("playwright", list.get(0).getFirst());

        assertEquals(1, tags.length);
        assertEquals("PrunedTag [tag=a, id=null, css=null, attrName=target, attrValue=_blank]", tags[0].toString());

        tags = PrunedTag.parse("a.link,div#123");
        assertEquals(2, tags.length);
        assertEquals("PrunedTag [tag=a, id=null, css=link, attrName=null, attrValue=null]", tags[0].toString());

    SortedSet<@Nullable String> keySet = multimap.keySet();

    assertEquals(null, keySet.first());
    assertEquals("google", keySet.last());
    assertEquals(StringLength.COMPARATOR, keySet.comparator());
    assertEquals(Sets.<@Nullable String>newHashSet(null, "tree"), keySet.headSet("yahoo"));
    assertEquals(Sets.newHashSet("google"), keySet.tailSet("yahoo"));
    assertEquals(Sets.newHashSet("tree"), keySet.subSet("ask", "yahoo"));
  }

        assertEquals(0, parameterMap.size());

        parameters = "domain\nworkstation";
        parameterMap = ParameterUtil.parse(parameters);
        assertEquals(2, parameterMap.size());
        assertEquals("", parameterMap.get("domain"));
        assertEquals("", parameterMap.get("workstation"));

        parameters = "domain=\nworkstation=";
        parameterMap = ParameterUtil.parse(parameters);

    assertEquals((Integer) 5, converter.convert("5"));
    assertEquals("5", converter.reverse().convert(5));
  }

  public void testNullIsPassedThrough() {
    Converter<String, String> nullsArePassed = sillyConverter(false);
    assertEquals("forward", nullsArePassed.convert("foo"));
    assertEquals("forward", nullsArePassed.convert(null));

        assertEquals("", StringUtil.substringToLast("abc", "c"));
        assertEquals("c", StringUtil.substringToLast("abc", "b"));
        assertEquals("c", StringUtil.substringToLast("abcbc", "b"));
        assertEquals("abc", StringUtil.substringToLast("abc", ""));
        assertEquals("abc", StringUtil.substringToLast("abc", null));
        assertEquals("abc", StringUtil.substringToLast("abc", "dddd"));

    public void test_getSearchRole() {
        assertEquals("1test", systemHelper.getSearchRoleByUser("test"));
        assertEquals("Rtest", systemHelper.getSearchRoleByRole("test"));
        assertEquals("2test", systemHelper.getSearchRoleByGroup("test"));

        assertEquals("1", systemHelper.getSearchRoleByUser(""));
        assertEquals("R", systemHelper.getSearchRoleByRole(""));
        assertEquals("2", systemHelper.getSearchRoleByGroup(""));