* can suppress it with {@code FeatureSpecificTestSuiteBuilder.suppressing()} until <a
   * href="https://bugs.openjdk.org/browse/JDK-5045147">JDK-5045147</a> is fixed.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getCreateWithNullUnsupportedMethod() {
    return getMethod(CollectionCreationTester.class, "testCreateWithNull_unsupported");
  }

   * hashCode()} on the set values so that set tests on unhashable objects can suppress it with
   * {@code FeatureSpecificTestSuiteBuilder.suppressing()}.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method[] getHashCodeMethods() {
    return new Method[] {
      getMethod(SetHashCodeTester.class, "testHashCode"),
      getMethod(SetHashCodeTester.class, "testHashCode_containingNull")
    };
  }

   * can suppress it. See {@link CollectionAddTester#getAddNullSupportedMethod()} for details.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getAddSupportedNullPresentMethod() {
    return getMethod(ListAddTester.class, "testAdd_supportedNullPresent");
  }

   * can suppress it. See {@link CollectionAddTester#getAddNullSupportedMethod()} for details.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getAddNullSupportedMethod() {
    return getMethod(ListAddAtIndexTester.class, "testAddAtIndex_nullSupported");
  }

    assertThat(expected)
        .hasMessageThat()
        .isEqualTo("end index (0) must not be less than start index (1)");
  }

  @GwtIncompatible("Reflection")
  @J2ktIncompatible
  public void testAllOverloads_checkArgument() throws Exception {
    for (ImmutableList<Class<?>> sig : allSignatures(boolean.class)) {
      Method checkArgumentMethod =

   * hashCode()} on the set values so that set tests on unhashable objects can suppress it with
   * {@code FeatureSpecificTestSuiteBuilder.suppressing()}.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method[] getHashCodeMethods() {
    return new Method[] {
      getMethod(SetHashCodeTester.class, "testHashCode"),
      getMethod(SetHashCodeTester.class, "testHashCode_containingNull")
    };
  }

import com.google.common.collect.testing.features.CollectionSize;
import com.google.common.collect.testing.features.Feature;
import com.google.common.collect.testing.features.MapFeature;
import com.google.common.reflect.Reflection;
import java.io.Serializable;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.AbstractMap;
import java.util.AbstractSet;

  }

  @SuppressWarnings("unused") // used by reflection
  private static class CanCreateDefault {
    @Keep
    public void foo(@Nullable HardToCreate ignored, String required) {
      checkNotNull(required);
    }
  }

  public void testCanCreateDefault() {
    shouldPass(new CanCreateDefault());
  }

  @SuppressWarnings("unused") // used by reflection
  private static class CannotCreateDefault {

   * permit them, as it seems more likely that code would depend on that behavior than on the other.
   * Thus, we say the bug is in set(), which fails to support null.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getSetNullSupportedMethod() {
    return getMethod(ListSetTester.class, "testSet_null");
  }

  /**
   * Returns {@link Method} instances for the tests that assume multisets support duplicates so that
   * the test of {@code Multisets.forSet()} can suppress them.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static List<Method> getIteratorDuplicateInitializingMethods() {
    return asList(
        getMethod(MultisetIteratorTester.class, "testIteratorKnownOrder"),