assertTrue(toTest, toTest.matches(".*\\{\\}"));
  }

  @GwtIncompatible // Class names are obfuscated in GWT
  public void testConstructor_anonymousClass() {
    String toTest = MoreObjects.toStringHelper(new Object() {}).toString();
    assertEquals("{}", toTest);
  }

  public void testConstructorLenient_anonymousClass() {

    assertTrue(toTest, toTest.matches(".*\\{\\}"));
  }

  @GwtIncompatible // Class names are obfuscated in GWT
  public void testConstructor_anonymousClass() {
    String toTest = MoreObjects.toStringHelper(new Object() {}).toString();
    assertEquals("{}", toTest);
  }

  public void testConstructorLenient_anonymousClass() {

  }

  public void testFirstNonNull_throwsNullPointerException() {
    try {
      MoreObjects.firstNonNull(null, null);
      fail();
    } catch (NullPointerException expected) {
    }
  }

  // ToStringHelper's tests are in ToStringHelperTest

  @J2ktIncompatible
  @GwtIncompatible("NullPointerTester")
  public void testNulls() throws Exception {
    NullPointerTester tester = new NullPointerTester();

  }

  public void testFirstNonNull_throwsNullPointerException() {
    try {
      MoreObjects.firstNonNull(null, null);
      fail();
    } catch (NullPointerException expected) {
    }
  }

  // ToStringHelper's tests are in ToStringHelperTest

  @J2ktIncompatible
  @GwtIncompatible("NullPointerTester")
  public void testNulls() throws Exception {
    NullPointerTester tester = new NullPointerTester();

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

package com.google.common.collect;

import static com.google.common.base.MoreObjects.toStringHelper;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth.assertWithMessage;
import static java.lang.Integer.signum;
import static java.util.Comparator.comparing;

        return unit.toNanos(duration) == that.unit.toNanos(that.duration);
      }
      return false;
    }

    @Override
    public String toString() {
      return MoreObjects.toStringHelper(this)
          .add("duration", duration)
          .add("unit", unit)
          .toString();
    }
  }

        return unit.toNanos(duration) == that.unit.toNanos(that.duration);
      }
      return false;
    }

    @Override
    public String toString() {
      return MoreObjects.toStringHelper(this)
          .add("duration", duration)
          .add("unit", unit)
          .toString();
    }
  }

    }

    @Override
    public int hashCode() {
      return Objects.hashCode(closeable, thrown, suppressed);
    }

    @Override
    public String toString() {
      return MoreObjects.toStringHelper(this)
          .add("closeable", closeable)
          .add("thrown", thrown)
          .add("suppressed", suppressed)
          .toString();
    }
  }

    }

    @Override
    public int hashCode() {
      return Objects.hashCode(closeable, thrown, suppressed);
    }

    @Override
    public String toString() {
      return MoreObjects.toStringHelper(this)
          .add("closeable", closeable)
          .add("thrown", thrown)
          .add("suppressed", suppressed)
          .toString();
    }
  }

 * limitations under the License.
 */

package com.google.common.util.concurrent;

import static com.google.common.base.Functions.constant;
import static com.google.common.base.MoreObjects.toStringHelper;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkState;