this.params = Objects.requireNonNull(params);
        return this;
    }

    public List<String> activeFeatures() {
        return activeFeatures;
    }

    public StoredLtrQueryBuilder activeFeatures(final List<String> activeFeatures) {
        this.activeFeatures = Objects.requireNonNull(activeFeatures);
        return this;
    }

         */
        private static EnumSet<Feature> activeFeatures() {
            EnumSet<Feature> activeFeatures = EnumSet.noneOf(Feature.class);
            for (Feature feature : Feature.values()) {
                if (feature.isActive()) {
                    activeFeatures.add(feature);
                }
            }
            return activeFeatures;
        }

        private final boolean active;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.api.internal

class FeaturePreviewsActivationFixture {

    static def activeFeatures() {
        EnumSet<FeaturePreviews.Feature> active = EnumSet.noneOf(FeaturePreviews.Feature)
        for (FeaturePreviews.Feature feature : FeaturePreviews.Feature.values()) {
            if (feature.isActive()) {

        when:
        settings.enableFeaturePreview(feature.name())
        then:
        1 * previews.enable(feature)
        where:
        feature << FeaturePreviewsActivationFixture.activeFeatures()
    }

    def 'fails when enabling an unknown feature'() {
        when:
        settings.enableFeaturePreview('UNKNOWN_FEATURE')
        then:
        IllegalArgumentException exception = thrown()