import jcifs.CIFSException;
import jcifs.Credentials;

/**
 * Tests for SmbRenewableCredentials interface.
 *
 * Since this file is an interface with a single method, we provide small
 * helper implementations to exercise expected interaction patterns and edge cases.
 */
@ExtendWith(MockitoExtension.class)
public class SmbRenewableCredentialsTest {

    // Simple base class to satisfy the extended CredentialsInternal contract

        // Pending status is informational (not error)
        assertTrue((pendingStatus & (int) 0xC0000000L) != (int) 0xC0000000L);
    }

    @Test
    @DisplayName("Should define all expected constants")
    void testAllExpectedConstants() {
        // Verify important constants exist
        assertTrue(NtStatus.NT_STATUS_SUCCESS == 0x00000000);
        assertTrue(NtStatus.NT_STATUS_ACCESS_DENIED != 0);

        try {
            queryFieldConfig.isApiResponseField("field1");
            fail("Should throw NullPointerException");
        } catch (NullPointerException e) {
            // Expected
        }
    }

    public void test_getResponseFields() {
        String[] fields = { "field1", "field2", "field3" };
        queryFieldConfig.setResponseFields(fields);

    File file = createTempFile();
    Files.write(bytes, file);

    // Test
    MappedByteBuffer actual = Files.map(file);

    // Verify
    ByteBuffer expected = ByteBuffer.wrap(bytes);
    assertTrue("ByteBuffers should be equal.", expected.equals(actual));
  }

  public void testMap_noSuchFile() throws IOException {
    // Setup
    File file = createTempFile();
    boolean deleted = file.delete();

    try {
      collection.retainAll(target.toRetain);
      String message = Platform.format("retainAll(%s) should throw", target);
      fail(message);
    } catch (UnsupportedOperationException expected) {
    }
  }

  private void expectReturnsFalseOrThrows(Target target) {
    String message = Platform.format("retainAll(%s) should return false or throw", target);
    try {

        }

        @Test
        @DisplayName("Should handle null buffer")
        void testReadBytesWithNullBuffer() {
            // This is expected behavior for echo request - no reading needed
            assertDoesNotThrow(() -> {
                int result = echoRequest.readBytesWireFormat(null, 0);
                assertEquals(0, result);
            });

 * or method references instead of classes, leaving your code easier to migrate in the future.
 *
 * <p>To use an existing supplier instance (say, named {@code supplier}) in a context where the
 * <i>other type</i> of supplier is expected, use the method reference {@code supplier::get}. A
 * future version of {@code com.google.common.base.Supplier} will be made to <i>extend</i> {@code

    sink.writeFrom(new ByteArrayInputStream(data));

    assertContainsExpectedBytes();
  }

  private void assertContainsExpectedBytes() throws IOException {
    assertArrayEquals(expected, factory.getSinkContents());
  }

    sink.writeFrom(new ByteArrayInputStream(data));

    assertContainsExpectedBytes();
  }

  private void assertContainsExpectedBytes() throws IOException {
    assertArrayEquals(expected, factory.getSinkContents());
  }

        try {
            queryCommand.execute(queryContext, termQuery, 1.0f);
            fail("Should throw InvalidQueryException");
        } catch (InvalidQueryException e) {
            // Expected exception
            assertTrue(e.getMessage().contains("Unknown q:"));
        }
    }

    public void test_toLowercaseWildcard_enabled() {
        queryCommand.setLowercaseWildcard(true);