try {
            final boolean result = validator.isValid("test", null);
            assertNotNull("isValid should return a boolean result", Boolean.valueOf(result));
        } catch (final NullPointerException e) {
            // This is expected if the implementation requires a non-null context
            assertTrue("NPE is acceptable for null context in this implementation", true);
        }
    }

   * java.util.List} or some other collection that preserves the order in which the exceptions got
   * added.
   *
   * @throws NullPointerException if {@code exceptions} is null
   * @throws IllegalArgumentException if {@code exceptions} is empty
   */
  static RuntimeException create(Collection<? extends Throwable> exceptions) {
    if (exceptions.size() == 0) {

        this.baseFilename = baseFilename;
        this.fileSuffix = fileSuffix;

        initializeCleanupMonitoring();
    }

    private void initializeCleanupMonitoring() {
        callerInfo = new NullPointerException().getStackTrace()[2];

        Runnable warning = this::maybeWarnAboutCleanUp;

        cleanupWarning = new Thread(warning);

        Runtime.getRuntime().addShutdownHook(cleanupWarning);
    }

            fail("Should have thrown exception");
        } catch (Exception e) {
            // Expected exception (either InvalidQueryException or NullPointerException)
            assertTrue(e instanceof InvalidQueryException || e instanceof NullPointerException);
        }
    }

    public void test_execute_withComplexBooleanQuery() {

    FlagGuard guard = new FlagGuard(monitor2);
    assertThrows(IllegalMonitorStateException.class, () -> monitor1.hasWaiters(guard));
  }

  public void testNullMonitorInGuardConstructorThrowsNPE() {
    assertThrows(NullPointerException.class, () -> new FlagGuard(null));
  }

  public void testIsFair() {
    assertTrue(new Monitor(true).isFair());
    assertFalse(new Monitor(false).isFair());
  }

  public void testOccupiedMethods() {

    FlagGuard guard = new FlagGuard(monitor2);
    assertThrows(IllegalMonitorStateException.class, () -> monitor1.hasWaiters(guard));
  }

  public void testNullMonitorInGuardConstructorThrowsNPE() {
    assertThrows(NullPointerException.class, () -> new FlagGuard(null));
  }

  public void testIsFair() {
    assertTrue(new Monitor(true).isFair());
    assertFalse(new Monitor(false).isFair());
  }

  public void testOccupiedMethods() {

        }

        @Test
        @DisplayName("Null context throws NPE (invalid input)")
        void nullContextThrows() {
            assertThrows(NullPointerException.class, () -> new SmbNamedPipe("smb://server/IPC$/foo", 0, null));
        }

        @Test
        @DisplayName("Second constructor sets unshared based on flags")

    assertFalse(multimap().containsKey(null));
  }

  @MapFeature.Require(absent = ALLOWS_NULL_KEY_QUERIES)
  public void testContainsKeyNullDisallowed() {
    assertThrows(NullPointerException.class, () -> multimap().containsKey(null));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testCreateWithNull_unsupported() {
    E[] array = createArrayWithNullElement();

    assertThrows(
        NullPointerException.class,
        () -> {
          Object unused = getSubjectGenerator().create(array);
        });
  }

  /**
   * Returns the {@link Method} instance for {@link #testCreateWithNull_unsupported()} so that tests

        assertEquals("remove", ex.getMessage());
    }

    @Test
    @DisplayName("Null tree handle throws NullPointerException during construction")
    void nullTreeHandle() {
        // Arrange
        SmbTreeHandleImpl nullTree = null;

        // Act + Assert
        assertThrows(NullPointerException.class,