// Test with null classification name
        try {
            provider.provide(null);
            fail("Should throw exception for null classification name");
        } catch (ProvidedClassificationNotFoundException e) {
            // expected
            assertTrue(e.getMessage().contains("Not found the classification: null"));
        } catch (NullPointerException e) {

      @JvmStatic
      fun create(body: RequestBody): Part = create(null, body)

      @JvmStatic
      fun create(
        headers: Headers?,
        body: RequestBody,
      ): Part {
        require(headers?.get("Content-Type") == null) { "Unexpected header: Content-Type" }
        require(headers?.get("Content-Length") == null) { "Unexpected header: Content-Length" }
        return Part(headers, body)
      }

    assertThrows(NullPointerException.class, () -> throwIfUnchecked(null));
  }

  @J2ktIncompatible
  @GwtIncompatible // propagateIfPossible
  // I guess it's technically a bug that ThrowIfUncheckedKnownUnchecked fires here.
  @SuppressWarnings("ThrowIfUncheckedKnownUnchecked")
  public void testPropageIfPossible_null() {
    propagateIfPossible(null);
  }

  @J2ktIncompatible

                        // WAIT #3
                        barrier.await(1, SECONDS);
                        return null;
                      });
              assertTrue(future.isDone());
              assertTrue(executor.isShutdown());
              assertTrue(executor.isTerminated());
              return null;
            });
    new Thread(otherTask).start();

    // WAIT #1
    barrier.await(1, SECONDS);

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setId_NotEqual(String id) {
        setId_NotTerm(id, null);
    }

    public void setId_NotTerm(String id) {
        setId_NotTerm(id, null);
    }

    public void setId_NotEqual(String id, ConditionOptionCall<BoolQueryBuilder> opLambda) {

            assertEquals("Named pipes are only valid on IPC$", ex.getMessage());
        }

        @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")

        // Simulate successful RPC call
        doAnswer(invocation -> {
            MsrpcSamrOpenDomain rpc = invocation.getArgument(0);
            rpc.retval = 0; // Success
            return null;
        }).when(mockDcerpcHandle).sendrecv(any(MsrpcSamrOpenDomain.class));

        // Act
        SamrDomainHandle handle = new SamrDomainHandle(mockDcerpcHandle, mockPolicyHandle, access, mockSid);

        // Assert

        if (tf.getConfig().isDfsDisabled() || tf.getCredentials().getUserDomain() == null
                || tf.getCredentials().getUserDomain().isEmpty()) {
            return null;
        }

        if (this._domains != null && System.currentTimeMillis() > this._domains.expiration) {
            this._domains = null;
        }
        if (this._domains != null) {
            return this._domains.map;
        }
        try {

      monitor.leave();
    }
  }

  /**
   * Returns the comparator used to order the elements in this queue, or {@code null} if this queue
   * uses the {@linkplain Comparable natural ordering} of its elements.
   *
   * @return the comparator used to order the elements in this queue, or {@code null} if this queue
   *     uses the natural ordering of its elements
   */
  @CanIgnoreReturnValue // pushed down from class to method

                        }
                    }
                    return null;
                }
                if (this.isDataFromNodeStatus) {
                    /*
                     * 'this' has been updated and should now
                     * have a real NetBIOS name
                     */
                    this.calledName = null;
                    return getHostName();
                }