Collection<V> result = multimap().asMap().get(k0());
    result.clear();
    assertGet(k0());
    assertEmpty(result);
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require({SUPPORTS_PUT, ALLOWS_NULL_VALUES})
  public void testAddNullValue() {
    Collection<V> result = multimap().asMap().get(k0());
    assertTrue(result.add(null));

      if (splitOrNull == null) {
        return null;
      }
      @SuppressWarnings("unchecked")
      F split = (F) splitOrNull;
      S result = createSplit(split, index);
      this.index += split.getExactSizeIfKnown();
      return result;
    }

    @Override
    public long estimateSize() {
      return fromSpliterator.estimateSize();
    }

    @Override

    }

    @Override
    protected <RESULT extends SearchLog> RESULT createEntity(Map<String, Object> source, Class<? extends RESULT> entityType) {
        try {
            final RESULT result = entityType.newInstance();
            result.setAccessType(DfTypeUtil.toString(source.get("accessType")));
            result.setClientIp(DfTypeUtil.toString(source.get("clientIp")));
            result.setHitCount(DfTypeUtil.toLong(source.get("hitCount")));

        Set<RequestData> result = crawlerThread.getAnchorSet("");
        assertNull(result, "getAnchorSet should return null for blank string");

        result = crawlerThread.getAnchorSet("   ");
        assertNull(result, "getAnchorSet should return null for whitespace string");
    }

    /**
     * Test getAnchorSet with list of URLs
     */
    @Test
    public void test_getAnchorSet_withList() {

    Iterable<Character> result = Traverser.forGraph(JAVADOC_GRAPH).breadthFirst('a');

    assertEqualCharNodes(result, "abcdef");
    assertEqualCharNodes(result, "abcdef");
  }

  @Test
  public void forGraph_breadthFirstIterable_javadocExample_canBeIteratedMultipleTimes() {
    Iterable<Character> result = Traverser.forGraph(JAVADOC_GRAPH).breadthFirst(charactersOf("bf"));

	}

	for i, testCase := range testCases {
		result := testCase.set.Clone()

		if !reflect.DeepEqual(result, testCase.set) {
			t.Fatalf("test %v: result: expected: %v, got: %v", i+1, testCase.set, result)
		}

		result.add(testCase.targetIDToAdd)
		if reflect.DeepEqual(result, testCase.set) {
			t.Fatalf("test %v: result: expected: not equal, got: equal", i+1)
		}
	}
}

editorial revisions, annotations, elaborations, or other modifications
represent, as a whole, an original work of authorship.

"Modified Works" shall mean any work in Source Code or other form that
results from an addition to, deletion from, or modification of the
contents of the Program, including, for purposes of clarity any new file
in Source Code form that contains any contents of the Program. Modified

        String result = chain.normalize("  TEST CASE  ", "field");

        assertEquals("test_case", result);
    }

    @Test
    public void test_nullInput() throws Exception {
        NormalizerChain chain = new NormalizerChain();
        chain.add(new FullWidthToHalfWidthAlphabetNormalizer());

        String result = chain.normalize(null, "field");

        assertEquals(null, result);
    }

        boolean result = ensureAtLeastOneNonNull(os);

        if (result && os.getFamily() != null) {
            result = determineFamilyMatch(os.getFamily());
        }
        if (result && os.getName() != null) {
            result = determineNameMatch(os.getName());
        }
        if (result && os.getArch() != null) {
            result = determineArchMatch(os.getArch());
        }

    }

    private void assertViolations(SimpleProblemCollector result, int fatals, int errors, int warnings) {
        assertEquals(fatals, result.getFatals().size(), String.valueOf(result.getFatals()));
        assertEquals(errors, result.getErrors().size(), String.valueOf(result.getErrors()));
        assertEquals(warnings, result.getWarnings().size(), String.valueOf(result.getWarnings()));
    }

    @Test