HashMap.class,
        Appendable.class,
        StringBuilder.class,
        StringBuffer.class,
        Throwable.class,
        Exception.class);
  }

  public void testGet_io() throws IOException {
    assertEquals(-1, ArbitraryInstances.get(InputStream.class).read());
    assertEquals(-1, ArbitraryInstances.get(ByteArrayInputStream.class).read());

   * assertions about all the public instance methods of {@link LinearTransformation}, including an
   * assertion that {@link LinearTransformation#transform} and {@link LinearTransformation#slope} on
   * its inverse throws as expected.
   */
  static void assertHorizontalLinearTransformation(LinearTransformation transformation, double y) {
    assertThat(transformation.isHorizontal()).isTrue();

            DfsReferralDataInternal result = mockReferralData.combine(null);
            assertNotNull(result);

            // Test with concrete implementation - combine with null throws NPE
            assertThrows(NullPointerException.class, () -> concreteImplementation.combine(null));
        }

        @Test
        @DisplayName("Should handle null in append")
        void testAppendWithNull() {

            @Override
            public void deleteBefore(long time) {
                throw new RuntimeException("Crawling error");
            }
        };

        SearchLogService searchLogService = new SearchLogService() {
            @Override
            public void deleteBefore(int days) {
                throw new RuntimeException("Search error");
            }
        };

    assertThat(set.size()).isAtMost(max);
  }

  /**
   * A {@link Set} that throws {@link NullPointerException} and {@link ClassCastException} from
   * {@link #contains}.
   */
  private static final class SetContainsThrows extends AbstractSet<Void> {
    @Override
    public boolean contains(@Nullable Object o) {
      throw o == null ? new NullPointerException() : new ClassCastException();
    }

    @Override

        void testToStringWithNullFileId() throws Exception {
            // Set oplockLevel but leave fileId as null
            Field oplockLevelField = Smb2OplockBreakNotification.class.getDeclaredField("oplockLevel");
            oplockLevelField.setAccessible(true);
            oplockLevelField.set(notification, (byte) 0x01);

            // The implementation calls Hexdump.toHexString which throws NPE on null

  public boolean isEmpty() {
    return end == start;
  }

  /**
   * Returns the {@code long} value present at the given index.
   *
   * @throws IndexOutOfBoundsException if {@code index} is negative, or greater than or equal to
   *     {@link #length}
   */
  public long get(int index) {
    Preconditions.checkElementIndex(index, length());

        this.sameSite = sameSite
      }

    fun build(): Cookie =
      Cookie(
        name ?: throw NullPointerException("builder.name == null"),
        value ?: throw NullPointerException("builder.value == null"),
        expiresAt,
        domain ?: throw NullPointerException("builder.domain == null"),
        path,
        secure,
        httpOnly,
        persistent,
        hostOnly,

        .put("foo", 1)
        .put("bar", 2)
        .put("foo", 3)
        .build();
  }

  @J2ktIncompatible
  @GwtIncompatible // reflection
  public void testNulls() throws Exception {
    NullPointerTester tester = new NullPointerTester();
    tester.testAllPublicStaticMethods(ImmutableSetMultimap.class);
    tester.ignore(ImmutableSetMultimap.class.getMethod("get", Object.class));

        lenient().when(mockConfig.getOemEncoding()).thenReturn("UTF-8");
    }

    @Test
    void constructor_withConfigOnly_shouldInitializeFields() throws Exception {
        Name name = new Name(mockConfig);

        Field configField = Name.class.getDeclaredField("config");
        configField.setAccessible(true);
        assertSame(mockConfig, configField.get(name));