import org.junit.jupiter.api.Test;

/**
 * Tests for the PacConstants interface.
 * This test class verifies that the constant values defined in PacConstants are correct.
 */
class PacConstantsTest {

    /**
     * Tests that the constant values in the PacConstants interface match their expected values.
     * This prevents accidental modification of these critical constants.
     */
    @Test
    void testConstantValues() {

                .of(stream -> stream.filter(StringUtil::isNotBlank).forEach(s -> {
                    final String[] values = StringUtils.split(s, "=", 2);
                    if (values.length == 2) {
                        mimetypeMap.put(values[0], values[1]);
                    }
                }));
        if (logger.isDebugEnabled()) {
            logger.debug("loaded filetype: {}", mimetypeMap);

        assertEquals("00", Hexdump.toHexString(0, 2));

        // Test positive values
        assertEquals("000000FF", Hexdump.toHexString(255, 8));
        assertEquals("00FF", Hexdump.toHexString(255, 4));
        assertEquals("FF", Hexdump.toHexString(255, 2));

        // Test larger values
        assertEquals("00001234", Hexdump.toHexString(0x1234, 8));

    for (Entry<K, V> entry : entries) {
      resetContainer();
      K k = entry.getKey();
      V v = entry.getValue();

      Set<V> values = multimap().get(k);
      Set<V> expectedValues = copyToSet(values);

      assertFalse(multimap().put(k, v));
      assertEquals(expectedValues, values);
      assertGet(k, expectedValues);
    }
  }

  @MapFeature.Require({SUPPORTS_PUT, ALLOWS_NULL_VALUES})

      try {
        multimap.asMap().values().iterator().next().remove(sampleValue);
        fail("asMap().values().iterator().next().remove() succeeded on unmodifiable multimap");
      } catch (UnsupportedOperationException expected) {
      }

      try {
        ((Collection<?>) multimap.asMap().values().toArray()[0]).clear();
        fail("asMap().values().toArray()[0].clear() succeeded on unmodifiable multimap");

///

#### Data with values for fields with defaults { #data-with-values-for-fields-with-defaults }

But if your data has values for the model's fields with default values, like the item with ID `bar`:

```Python hl_lines="3  5"
{
    "name": "Bar",
    "description": "The bartenders",
    "price": 62,

    public void setAvailable_PercentileRanks(double[] values) {
        setAvailable_PercentileRanks(values, null);
    }

    public void setAvailable_PercentileRanks(double[] values, ConditionOptionCall<PercentileRanksAggregationBuilder> opLambda) {
        setAvailable_PercentileRanks("available", values, opLambda);
    }

    public void setAvailable_PercentileRanks(String name, double[] values,

     * @return the header value, or null if the header does not exist.
     */
    public String getHeaderValue(final String name) {
        final String[] values = getHeaderValues(name);
        if (values.length == 0) {
            return null;
        }
        return values[0];
    }

  private static final byte LEAST = Byte.MIN_VALUE;
  private static final byte GREATEST = Byte.MAX_VALUE;

  private static final byte[] VALUES = {LEAST, -1, 0, 1, GREATEST};

  public void testCheckedCast() {
    for (byte value : VALUES) {
      assertThat(SignedBytes.checkedCast((long) value)).isEqualTo(value);
    }
    assertCastFails(GREATEST + 1L);
    assertCastFails(LEAST - 1L);

  /**
   * Returns an unmodifiable map describing keys that appear in both maps, but with different
   * values.
   */
  Map<K, ValueDifference<V>> entriesDiffering();

  /**
   * Compares the specified object with this instance for equality. Returns {@code true} if the
   * given object is also a {@code MapDifference} and the values returned by the {@link