/**
 * To be implemented by test generators that can produce test subjects without requiring any
 * parameters.
 *
 * @param <T> the type created by this generator.
 * @author George van den Driessche
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public interface TestSubjectGenerator<T extends @Nullable Object> {
  T createTestSubject();

  <developers>
    <developer>
      <name>Jason van Zyl</name>
      <id>jvanzyl</id>
      <email>******@****.***</email>
      <organization>Zenplex</organization>
      <roles>
        <role>Founder</role>
        <role>Release Manager</role>
      </roles>
    </developer>
  </developers>

  <contributors>
    <contributor>
      <name>Martin van dem Bemt</name>
      <email>******@****.***</email>

import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code size()} operations on a map. Can't be invoked directly;
 * please see {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author George van den Driessche
 */
@GwtCompatible
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
public class MapSizeTester<K, V> extends AbstractMapTester<K, V> {
  public void testSize() {

  <developers>
    <developer>
      <name>Jason van Zyl</name>
      <id>jvanzyl</id>
      <email>******@****.***</email>
      <organization>Zenplex</organization>
      <roles>
        <role>Founder</role>
        <role>Release Manager</role>
      </roles>
    </developer>
  </developers>

  <contributors>
    <contributor>
      <name>Martin van dem Bemt</name>
      <email>******@****.***</email>

import java.util.Set;

/**
 * Base class for enumerating the features of an interface to be tested.
 *
 * @param <T> The interface whose features are to be enumerated.
 * @author George van den Driessche
 */
@GwtCompatible
public interface Feature<T> {
  /** Returns the set of features that are implied by this feature. */
  Set<Feature<? super T>> getImpliedFeatures();

  <developers>
    <developer>
      <name>Jason van Zyl</name>
      <id>jvanzyl</id>
      <email>******@****.***</email>
      <organization>Zenplex</organization>
      <roles>
        <role>Founder</role>
        <role>Release Manager</role>
      </roles>
    </developer>
  </developers>

  <contributors>
    <contributor>
      <name>Martin van dem Bemt</name>
      <email>******@****.***</email>

package com.google.common.collect.testing;

import com.google.common.annotations.GwtCompatible;
import java.util.Iterator;

/**
 * Adapts a test iterable generator to give a TestIteratorGenerator.
 *
 * @author George van den Driessche
 */
@GwtCompatible
public final class DerivedTestIteratorGenerator<E>
    implements TestIteratorGenerator<E>, DerivedGenerator {
  private final TestSubjectGenerator<? extends Iterable<E>> collectionGenerator;

 *
 * <p>This is needed because annotations can't implement interfaces, which is also why reflection is
 * used to extract values from the properties of the various annotations.
 *
 * @author George van den Driessche
 */
@Target(value = {java.lang.annotation.ElementType.ANNOTATION_TYPE})
@Retention(value = RetentionPolicy.RUNTIME)
@Documented
@GwtCompatible

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.testing.AbstractCollectionTester;
import java.util.Set;
import org.junit.Ignore;

/** @author George van den Driessche */
@GwtCompatible
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
public class AbstractSetTester<E> extends AbstractCollectionTester<E> {
  /*

import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Encapsulates the constraints that a class under test must satisfy in order for a tester method to
 * be run against that class.
 *
 * @author George van den Driessche
 */
@GwtCompatible
public final class TesterRequirements {
  private final Set<Feature<?>> presentFeatures;
  private final Set<Feature<?>> absentFeatures;