// assumes that each set is a singleton or less (as is done for the samples)
      for (Object elem : elements) {
        @SuppressWarnings("unchecked") // safe by generator contract
        Entry<String, Collection<Integer>> entry = (Entry<String, Collection<Integer>>) elem;
        Integer value = getOnlyElement(entry.getValue());
        builder.put(entry.getKey(), value);
      }

/**
 * Comprehensive test class for ACE interface constants and behavior.
 * Tests all constants, bitwise operations, and interface methods.
 * Achieves 100% coverage of the ACE interface contract.
 */
@DisplayName("ACE Interface Comprehensive Tests")
class ACETest {

    @Nested
    @DisplayName("File Access Constants Tests")
    class FileAccessConstantsTests {

        @Test

import org.mockito.Mock;
import org.mockito.MockitoAnnotations;

import jcifs.DfsReferralData;

/**
 * Test class for DfsReferralDataInternal interface
 * Tests the interface contract using mock implementations and concrete class
 */
@DisplayName("DfsReferralDataInternal Interface Tests")
class DfsReferralDataInternalTest {

    @Mock
    private DfsReferralDataInternal mockReferralData;

      control with that entity. For the purposes of this definition,
      "control" means (i) the power, direct or indirect, to cause the
      direction or management of such entity, whether by contract or
      otherwise, or (ii) ownership of fifty percent (50%) or more of the
      outstanding shares, or (iii) beneficial ownership of such entity.

      "You" (or "Your") shall mean an individual or Legal Entity

      control with that entity. For the purposes of this definition,
      "control" means (i) the power, direct or indirect, to cause the
      direction or management of such entity, whether by contract or
      otherwise, or (ii) ownership of fifty percent (50%) or more of the
      outstanding shares, or (iii) beneficial ownership of such entity.

      "You" (or "Your") shall mean an individual or Legal Entity

      control with that entity. For the purposes of this definition,
      "control" means (i) the power, direct or indirect, to cause the
      direction or management of such entity, whether by contract or
      otherwise, or (ii) ownership of fifty percent (50%) or more of the
      outstanding shares, or (iii) beneficial ownership of such entity.

      "You" (or "Your") shall mean an individual or Legal Entity

      control with that entity. For the purposes of this definition,
      "control" means (i) the power, direct or indirect, to cause the
      direction or management of such entity, whether by contract or
      otherwise, or (ii) ownership of fifty percent (50%) or more of the
      outstanding shares, or (iii) beneficial ownership of such entity.

      "You" (or "Your") shall mean an individual or Legal Entity

      control with that entity. For the purposes of this definition,
      "control" means (i) the power, direct or indirect, to cause the
      direction or management of such entity, whether by contract or
      otherwise, or (ii) ownership of fifty percent (50%) or more of the
      outstanding shares, or (iii) beneficial ownership of such entity.

      "You" (or "Your") shall mean an individual or Legal Entity

      control with that entity. For the purposes of this definition,
      "control" means (i) the power, direct or indirect, to cause the
      direction or management of such entity, whether by contract or
      otherwise, or (ii) ownership of fifty percent (50%) or more of the
      outstanding shares, or (iii) beneficial ownership of such entity.

      "You" (or "Your") shall mean an individual or Legal Entity

import jcifs.SmbConstants;
import jcifs.SmbResource;
import jcifs.SmbResourceLocator;

/**
 * Unit tests for NetServerEnumIterator.
 * Tests focus on constructor validation and basic iterator contract.
 */
@ExtendWith(MockitoExtension.class)
@MockitoSettings(strictness = Strictness.LENIENT)
class NetServerEnumIteratorTest {

    @Mock
    private SmbResourceLocator locator;
    @Mock