}

  private static Set<Feature<?>> computeReserializedMapFeatures(Set<Feature<?>> mapFeatures) {
    Set<Feature<?>> derivedFeatures = Helpers.copyToSet(mapFeatures);
    derivedFeatures.remove(CollectionFeature.SERIALIZABLE);
    derivedFeatures.remove(CollectionFeature.SERIALIZABLE_INCLUDING_VIEWS);
    return derivedFeatures;
  }

  private static Set<Feature<?>> computeEntrySetFeatures(Set<Feature<?>> mapFeatures) {

          .put(MapFeature.SUPPORTS_PUT, CollectionFeature.SUPPORTS_ADD)
          .build();

  Set<Feature<?>> computeMultimapGetFeatures(Set<Feature<?>> multimapFeatures) {
    Set<Feature<?>> derivedFeatures = Helpers.copyToSet(multimapFeatures);
    for (Entry<Feature<?>, Feature<?>> entry : GET_FEATURE_MAP.entries()) {
      if (derivedFeatures.contains(entry.getKey())) {
        derivedFeatures.add(entry.getValue());

  - type: textarea
    id: proposal
    attributes:
      label: "Proposal"
      description: "What is the proposed change? Who does this proposal help, and why? Please describe as precisely as possible the change to the language."
    validations:
      required: true

  - type: textarea
    id: language-spec-changes
    attributes:
      label: "Language Spec Changes"

  }

  private static Set<Feature<?>> computeReserializedMapFeatures(Set<Feature<?>> mapFeatures) {
    Set<Feature<?>> derivedFeatures = Helpers.copyToSet(mapFeatures);
    derivedFeatures.remove(CollectionFeature.SERIALIZABLE);
    derivedFeatures.remove(CollectionFeature.SERIALIZABLE_INCLUDING_VIEWS);
    return derivedFeatures;
  }

  private static Set<Feature<?>> computeEntrySetFeatures(Set<Feature<?>> mapFeatures) {

              .withTearDown(parentBuilder.getTearDown())
              .createTestSuite());
    }

    return derived;
  }

  private static Set<Feature<?>> computeInverseFeatures(Set<Feature<?>> mapFeatures) {
    Set<Feature<?>> inverseFeatures = new HashSet<>(mapFeatures);

    boolean nullKeys = inverseFeatures.remove(MapFeature.ALLOWS_NULL_KEYS);

    // Copy this set, so we can modify it.
    Set<Feature<?>> features = Helpers.copyToSet(getFeatures());
    @SuppressWarnings("rawtypes") // class literals
    List<Class<? extends AbstractTester>> testers = getTesters();

    logger.fine(" Testing: " + name);

    // Split out all the specified sizes.
    Set<Feature<?>> sizesToTest = Helpers.<Feature<?>>copyToSet(CollectionSize.values());
    sizesToTest.retainAll(features);

import java.io.File
import java.lang.IllegalStateException
import org.graalvm.nativeimage.hosted.Feature
import org.graalvm.nativeimage.hosted.RuntimeClassInitialization
import org.graalvm.nativeimage.hosted.RuntimeReflection

@AutomaticFeature
class TestRegistration : Feature {
  override fun beforeAnalysis(access: Feature.BeforeAnalysisAccess) {
    // Presumably needed for parsing the testlist.txt file.

          .put(MapFeature.SUPPORTS_PUT, CollectionFeature.SUPPORTS_ADD)
          .build();

  Set<Feature<?>> computeMultimapGetFeatures(Set<Feature<?>> multimapFeatures) {
    Set<Feature<?>> derivedFeatures = Helpers.copyToSet(multimapFeatures);
    for (Entry<Feature<?>, Feature<?>> entry : GET_FEATURE_MAP.entries()) {
      if (derivedFeatures.contains(entry.getKey())) {
        derivedFeatures.add(entry.getValue());

        Regressions reports are greatly appreciated during our RC phase and before a final release.
  - type: textarea
    id: current-behavior
    attributes:
      label: Current Behavior
      description: Tell us what happens
    validations:
      required: true
  - type: textarea
    id: expected-behavior
    attributes:
      label: Expected Behavior
      description: Tell us what should happen

  @CanIgnoreReturnValue
  public B withFeatures(Iterable<? extends Feature<?>> features) {
    for (Feature<?> feature : features) {
      this.features.add(feature);
    }
    return self();
  }

  public Set<Feature<?>> getFeatures() {
    return Collections.unmodifiableSet(features);
  }

  // Name

  private @Nullable String name;

  /** Configures this builder produce a TestSuite with the given name. */