// Get the WrapperProperties instance
            Properties wrapperProps = model.getProperties();

            // First read - should initialize cache
            assertEquals("initial.value", wrapperProps.getProperty("initial.key"));

            // Simulate external change by directly calling setProperties (another WrapperProperties instance)
            Properties externalProps = new Properties();

        void testInheritance() {
            // Then
            assertTrue(bind instanceof DcerpcMessage, "Should extend DcerpcMessage");
            assertTrue(bind instanceof jcifs.dcerpc.ndr.NdrObject, "Should extend NdrObject");
            assertTrue(bind instanceof DcerpcConstants, "Should implement DcerpcConstants");
        }

        @Test

  }

  private static void assertFreshInstance(Class<?> type, int instances) {
    assertFreshInstance(TypeToken.of(type), instances);
  }

  private static void assertFreshInstance(TypeToken<?> type, int instances) {
    FreshValueGenerator generator = new FreshValueGenerator();
    EqualsTester tester = new EqualsTester();
    for (int i = 0; i < instances; i++) {
      tester.addEqualityGroup(generator.generateFresh(type));

import java.util.logging.Level;
import org.jspecify.annotations.Nullable;

/**
 * The {@code CycleDetectingLockFactory} creates {@link ReentrantLock} instances and {@link
 * ReentrantReadWriteLock} instances that detect potential deadlock by checking for cycles in lock
 * acquisition order.
 *
 * <p>Potential deadlocks detected when calling the {@code lock()}, {@code lockInterruptibly()}, or

    //                                                                           =========
    private static final LabelTypeDbm _instance = new LabelTypeDbm();

    private LabelTypeDbm() {
    }

    public static LabelTypeDbm getInstance() {
        return _instance;
    }

    // ===================================================================================

```
Input Text
    ↓
[Normalization] - NormalizerChain
    ↓
[Reading Conversion] - ReadingConverterChain
    ↓
[Analysis] - SuggestAnalyzer
```

Note: Suggester has TWO ReadingConverter instances:
- `readingConverter` - For query/metadata fields
- `contentsReadingConverter` - For content/document fields

---

## Key Components

### Suggester (Main Entry Point)

    assertThrows(IndexOutOfBoundsException.class, () -> iia3.subArray(1, 4));
  }

  /*
   * Whenever an implementation uses `instanceof` on a parameter instance, the test has to know that
   * (so much for "black box") and try instances that both do and don't pass the check. The "don't"
   * half of that is more awkward to arrange...
   */
  private static <T> Iterable<T> iterable(Collection<T> collection) {

            assertTrue(context instanceof NegotiateContextRequest);
        }

        @Test
        @DisplayName("Should implement NegotiateContextResponse interface")
        void testImplementsNegotiateContextResponse() {
            PreauthIntegrityNegotiateContext context = new PreauthIntegrityNegotiateContext();

            assertTrue(context instanceof NegotiateContextResponse);
        }

    //                                                                           =========
    private static final FileAuthenticationDbm _instance = new FileAuthenticationDbm();

    private FileAuthenticationDbm() {
    }

    public static FileAuthenticationDbm getInstance() {
        return _instance;
    }

    // ===================================================================================

    private org.apache.maven.api.Toolchain getToolchainV4(ToolchainPrivate toolchain) {
        return toolchain instanceof ToolchainWrapperV3 v3tc ? v3tc.delegate : new ToolchainWrapperV4(toolchain);
    }

    private ToolchainPrivate getToolchainV3(org.apache.maven.api.Toolchain toolchain) {
        return toolchain instanceof ToolchainWrapperV4 v3tc ? v3tc.delegate : new ToolchainWrapperV3(toolchain);
    }