public void testSymmetricDifference_isView() {
    Set<Integer> set1 = newHashSet(1, 2);
    Set<Integer> set2 = newHashSet(2, 3);
    Set<Integer> difference = symmetricDifference(set1, set2);
    assertThat(difference).containsExactly(1, 3);
    set1.add(0);
    assertThat(difference).containsExactly(0, 1, 3);
    set2.remove(2);
    assertThat(difference).containsExactly(0, 1, 2, 3);
  }

  public void testImmutableCopy_empty() {

  }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutIfAbsent_supportedAbsent() {
    assertNull("putIfAbsent(notPresent, value) should return null", putIfAbsent(e3()));
    expectAdded(e3());
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testPutIfAbsent_supportedPresent() {
    assertEquals(

      ImmutableMap.of(
          '\n', "<newline>",
          '\t', "<tab>",
          '&', "<and>");
  private static final char[] NO_CHARS = new char[0];

  public void testReplacements() throws IOException {
    // In reality this is not a very sensible escaper to have (if you are only
    // escaping elements from a map you would use a ArrayBasedCharEscaper).
    UnicodeEscaper escaper =

 *
 * @since 4.0.0
 */
@Named
@Singleton
public class LegacyRepositorySystemSessionExtender implements RepositorySystemSessionExtender {
    @Override
    public void extend(
            MavenExecutionRequest mavenExecutionRequest,
            Map<String, Object> configProperties,
            MirrorSelector mirrorSelector,
            ProxySelector proxySelector,

 */
class SrvRequestResumeKeyResponseTest {

    private SrvRequestResumeKeyResponse response;

    @BeforeEach
    void setUp() {
        response = new SrvRequestResumeKeyResponse();
    }

    @Test
    @DisplayName("Test successful decode with valid resume key")
    void testDecodeValidResumeKey() throws SMBProtocolDecodingException {
        // Prepare test data - 24 bytes for resume key + 4 bytes for context length

            @Override
            public void close() throws IOException {
                closedFlag.set(true);
                originalStream.close();
            }

            @Override
            public int available() throws IOException {
                return originalStream.available();
            }

            @Override
            public void mark(int readlimit) {

            }

            assertEquals(expectedValue, rangeMap.get(i));
          }
        }
      }
    }
  }

  public void testSpanEmpty() {
    assertThrows(NoSuchElementException.class, () -> ImmutableRangeMap.of().span());
  }

  public void testSpanSingleRange() {
    for (Range<Integer> range : RANGES) {
      RangeMap<Integer, Integer> rangemap =

    mock.assertLastMethodCalled("shutdownNow");
    assertEquals(ImmutableList.of(), list);
  }

  public void testExecute() {
    MockExecutor mock = new MockExecutor();
    TestExecutor testExecutor = new TestExecutor(mock);
    testExecutor.execute(doNothing());
    mock.assertLastMethodCalled("execute");
  }

  public void testSubmit() throws InterruptedException, ExecutionException {
    {
      MockExecutor mock = new MockExecutor();

  public void testPeekingIteratorBehavesLikeIteratorOnThreeElementIterable() {
    actsLikeIteratorHelper(Lists.newArrayList("A", "B", "C"));
  }

  @GwtIncompatible // works but takes 5 minutes to run
  public void testPeekingIteratorAcceptsNullElements() {
    actsLikeIteratorHelper(Lists.<@Nullable String>newArrayList(null, "A", null));
  }

  public void testPeekOnEmptyList() {

@NullUnmarked
public class TypeResolverTest extends TestCase {

  public void testWhere_noMapping() {
    Type t = aTypeVariable();
    assertEquals(t, new TypeResolver().resolveType(t));
  }

  public void testWhere_typeVariableMapping() {
    Type t = aTypeVariable();
    assertEquals(String.class, new TypeResolver().where(t, String.class).resolveType(t));
  }

  public <T> void testWhere_indirectMapping() {