}
    expectUnchanged();
  }

  @CollectionFeature.Require(
      value = {SUPPORTS_ADD, ALLOWS_NULL_VALUES},
      absent = RESTRICTS_ELEMENTS)
  public void testAdd_nullSupported() {
    assertTrue("add(null) should return true", collection.add(null));
    expectAdded((E) null);
  }

  @CollectionFeature.Require(value = SUPPORTS_ADD, absent = ALLOWS_NULL_VALUES)
  public void testAdd_nullUnsupported() {

   */
  static boolean casValue(AbstractFutureState<?> future, @Nullable Object expect, Object update) {
    return ATOMIC_HELPER.casValue(future, expect, update);
  }

  /** Returns the value of the future, using a volatile read. */
  final @Nullable Object value() {
    return valueField;
  }

  /** Returns the head of the listener stack, using a volatile read. */
  final @Nullable Listener listeners() {
    return listenersField;
  }

    /**
     * Provides test cases for {@link SmbComSeekResponse#readParameterWordsWireFormat(byte[], int)}.
     * @return a stream of {@link Arguments} objects containing an integer
     *         value and the corresponding little-endian byte array.
     */
    static java.util.stream.Stream<Arguments> int32Provider() {
        return java.util.stream.Stream.of(Arguments.of(0x00000000, new byte[] { 0x00, 0x00, 0x00, 0x00 }),

      if (entry.getKey().equals(k0())) {
        assertEquals("entry.setValue() should return the old value", v0(), entry.setValue(null));
        break;
      }
    }
    expectReplacement(entry(k0(), (V) null));
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_VALUES)
  @CollectionSize.Require(absent = ZERO)
  public void testSetValueWithNullValuesAbsent() {

      if (entry.getKey().equals(k0())) {
        assertEquals("entry.setValue() should return the old value", v0(), entry.setValue(null));
        break;
      }
    }
    expectReplacement(entry(k0(), (V) null));
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_VALUES)
  @CollectionSize.Require(absent = ZERO)
  public void testSetValueWithNullValuesAbsent() {

          push(stack, collector.combiner().apply(left, right));
        }
        return pop(stack);
      }

      <E extends @Nullable Object> void push(List<E> stack, E value) {
        stack.add(value);
      }

      <E extends @Nullable Object> E pop(List<E> stack) {
        return stack.remove(stack.size() - 1);
      }
    };

    assertGet(k3(), v3(), null);
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_VALUES)
  public void testPutAllNullValueSingle_unsupported() {
    multimap().putAll(k1(), newArrayList((V) null));
    expectUnchanged();
  }

  // In principle, it would be nice to apply these two tests to keys with existing values, too.

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_VALUES)

    }

    /**
     * Converts an object value to a float for score calculations.
     * Handles Float and String types, returning 0.0f for unsupported types.
     *
     * @param value the object to convert to float
     * @return float representation of the value, or 0.0f if conversion fails
     */
    protected float toFloat(final Object value) {
        if (value instanceof final Float f) {
            return f;

  }

  actual val isAndroid: Boolean
    get() = true

  var applicationContext: Context?
    get() = (Platform.get() as? ContextAwarePlatform)?.applicationContext
    set(value) {
      (Platform.get() as? ContextAwarePlatform)?.applicationContext = value
    }

        .build(),
    )
    val webSocket = newWebSocket()
    clientListener.assertFailure(
      101,
      null,
      ProtocolException::class.java,
      "Expected 'Connection' header value 'Upgrade' but was 'null'",
    )
    webSocket.cancel()
  }

  @Test
  @Throws(IOException::class)
  fun wrongConnectionHeader() {
    webServer.enqueue(
      MockResponse
        .Builder()