*/
  public static CharSource concat(CharSource... sources) {
    return concat(ImmutableList.copyOf(sources));
  }

  /**
   * Returns a view of the given character sequence as a {@link CharSource}. The behavior of the
   * returned {@code CharSource} and any {@code Reader} instances created by it is unspecified if
   * the {@code charSequence} is mutated while it is being read, so don't do that.
   *

  }

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~
  public void testConcat_overflow_negative() {
    int dim1 = 1 << 16;
    int dim2 = 1 << 15;
    assertThat(dim1 * dim2).isLessThan(0);
    testConcatOverflow(dim1, dim2);
  }

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~

        LdapManager ldapManager = new LdapManager();
        ldapManager.init();

        // Should handle null gracefully (though it may throw NPE in actual implementation)
        // This test documents the expected behavior
        try {
            String result = ldapManager.normalizePermissionName(null);
            assertNull(result);
        } catch (NullPointerException e) {
            // NPE is acceptable for null input

            CollectionFeature.RESTRICTS_ELEMENTS,
            CollectionSize.ANY)
        .suppressing(suppressForEnumSet())
        .createTestSuite();
  }

  /**
   * Tests regular NavigableSet behavior of synchronizedNavigableSet(treeSet); does not test the
   * fact that it's synchronized.
   */
  public Test testsForSynchronizedNavigableSet() {
    return NavigableSetTestSuiteBuilder.using(

 * rangeSet.add(Range.openClosed(0, 0)); // empty range; {[1, 10], [11, 20)}
 * rangeSet.remove(Range.open(5, 10)); // splits [1, 10]; {[1, 5], [10, 10], [11, 20)}
 * }
 *
 * <p>Note that the behavior of {@link Range#isEmpty()} and {@link Range#isConnected(Range)} may not
 * be as expected on discrete ranges. See the Javadoc of those methods for details.
 *

            // Available if context is established and integrity is supported
            return this.established && this.integrity;
        }
    }

    @Nested
    @DisplayName("Happy path behavior")
    class HappyPath {
        @Test
        @DisplayName("All getters return configured values and MIC roundtrips")
        void testAllMethodsHappyPath() throws Exception {
            // Arrange

        if ((makeBehavior != null && !makeBehavior.isEmpty()) && !makeUpstream && !makeDownstream) {
            throw new MavenExecutionException("Invalid reactor make behavior: " + makeBehavior, request.getPom());
        }

        if (makeUpstream || makeDownstream) {
            Set<MavenProject> projectsSet = new HashSet<>(projects);

    }

    /**
     * Creates a SuggestQueryBuilder that routes isHiraganaQuery calls back through this instance's
     * overridable method, preserving subclass override behavior.
     */
    private SuggestQueryBuilder createOverridableQueryBuilder() {
        return new SuggestQueryBuilder(readingConverter, normalizer, languages, prefixMatchWeight) {
            @Override

    @BeforeEach
    void setUp() {
        fileBasicInfo = new FileBasicInfo();
    }

    @Test
    @DisplayName("Test interface mock behavior")
    void testInterfaceMock() {
        // Given
        when(mockBasicFileInfo.getAttributes()).thenReturn(TEST_ATTRIBUTES);
        when(mockBasicFileInfo.getCreateTime()).thenReturn(TEST_CREATE_TIME);

            // Then
            assertEquals(32, bytesConsumed);
            // Note: multiplication may overflow, but that's expected behavior
            long expectedCapacity = Long.MAX_VALUE * (long) Integer.MAX_VALUE * (long) Integer.MAX_VALUE;
            assertEquals(expectedCapacity, fileFsFullSizeInfo.getCapacity());
        }

        @Test