public void testRemove_nullNotSupported() {
    try {
      assertFalse(
          "remove(null) should return false or throw NullPointerException",
          collection.remove(null));
    } catch (NullPointerException tolerated) {
    }
    expectUnchanged();
  }

  @CollectionFeature.Require({SUPPORTS_REMOVE, ALLOWS_NULL_QUERIES})
  public void testRemove_nullAllowed() {

        });

        // The StoredLtrQueryBuilder.params() method requires non-null params
        // so this should throw a NullPointerException
        try {
            ltrQueryRescorer.evaluate(null);
            fail("Expected NullPointerException");
        } catch (NullPointerException e) {
            // Expected behavior - StoredLtrQueryBuilder requires non-null params
            assertNotNull(e);
        }
    }

   * input element is mapped to one cell in the returned table, with the rows, columns, and values
   * generated by applying the specified functions.
   *
   * <p>The returned {@code Collector} will throw a {@code NullPointerException} at collection time
   * if the row, column, or value functions return null on any input.
   *
   * @since 33.2.0 (available since 21.0 in guava-jre)
   */

        assertTrue(customFilter.accept(file), "Wildcard should be ignored in accept");
    }

    @Test
    public void testAcceptHandlesNullFile() {
        assertThrows(NullPointerException.class, () -> filter.accept(null));
    }

          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)
          .put(NumberFormatException.class, e -> e instanceof NumberFormatException)
          .put(RuntimeException.class, e -> e instanceof RuntimeException)

          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)
          .put(NumberFormatException.class, e -> e instanceof NumberFormatException)
          .put(RuntimeException.class, e -> e instanceof RuntimeException)

          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)
          .put(NumberFormatException.class, e -> e instanceof NumberFormatException)
          .put(RuntimeException.class, e -> e instanceof RuntimeException)

          .put(IndexOutOfBoundsException.class, e -> e instanceof IndexOutOfBoundsException)
          .put(NoSuchElementException.class, e -> e instanceof NoSuchElementException)
          .put(NullPointerException.class, e -> e instanceof NullPointerException)
          .put(NumberFormatException.class, e -> e instanceof NumberFormatException)
          .put(RuntimeException.class, e -> e instanceof RuntimeException)

    }
  }

  public void testReadFully() throws IOException {
    byte[] b = new byte[10];

    assertThrows(
        NullPointerException.class, () -> ByteStreams.readFully(newTestStream(10), null, 0, 10));

    assertThrows(NullPointerException.class, () -> ByteStreams.readFully(null, b, 0, 10));

    assertThrows(

            NtlmChallenge nc = new NtlmChallenge(null, dc);

            // Hexdump.toHexString will throw NPE when accessing challenge.length
            assertThrows(NullPointerException.class, nc::toString);
        }

        @Test
        @DisplayName("toString with null dc throws NPE")
        void testToStringWithNullDcThrowsNPE() {
            byte[] challenge = new byte[] { 1, 2, 3 };