for (CaseFormat outer : CaseFormat.values()) {
      for (CaseFormat inner : CaseFormat.values()) {
        assertThat(outer.converterTo(inner).convert(null)).isNull();
        assertThat(outer.converterTo(inner).reverse().convert(null)).isNull();
      }
    }
  }

  public void testConverter_toString() {
    assertThat(LOWER_HYPHEN.converterTo(UPPER_CAMEL).toString())

    assertThat(future.isDone()).isFalse();
    assertThat(future.tryInternalFastPathGetFailure()).isNull();
  }

  public void testTrustedGetFailure_canceledNoCause() {
    SettableFuture<String> future = SettableFuture.create();
    future.cancel(false);
    assertThat(future.tryInternalFastPathGetFailure()).isNull();
  }

  public void testGetFailure_completed() {

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isNull
import java.io.FileDescriptor
import java.io.FileInputStream
import java.io.IOException
import java.nio.file.Path
import okhttp3.MediaType.Companion.toMediaType
import okhttp3.RequestBody.Companion.asRequestBody

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isNull
import kotlin.test.Test
import kotlin.test.assertFailsWith
import okhttp3.ResponseBody.Companion.asResponseBody
import okio.Buffer
import okio.ByteString.Companion.EMPTY
import okio.Source
import okio.Timeout

    assertThat(tester.instantiate(Runnable.class)).isNull();
  }

  public void testInstantiate_abstractClass() throws Exception {
    assertThat(tester.instantiate(AbstractList.class)).isNull();
  }

  public void testInstantiate_annotation() throws Exception {
    assertThat(tester.instantiate(MyAnnotation.class)).isNull();
  }

  public void testInstantiate_setDefault() throws Exception {

 * limitations under the License.
 */
package okhttp3

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import okhttp3.HttpUrl.Companion.defaultPort
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
import okio.buffer
import okio.source

	Store         Store[I]
	CommitTimeout time.Duration
	Log           logger
}

// Add adds the item to the batch
func (b *Batch[I]) Add(item I) error {
	b.Lock()
	defer b.Unlock()

	if b.isFull() {
		if b.store == nil {
			return ErrBatchFull
		}
		// commit batch to store
		if err := b.commit(); err != nil {
			return err
		}
	}

	b.items = append(b.items, item)
	return nil
}

    Future<?> future = newFutureInstance();
    assertTrue(future.cancel(false));
    assertTrue(future.isCancelled());
    assertTrue(future.isDone());
    assertThat(tryInternalFastPathGetFailure(future)).isNull();
    CancellationException e = assertThrows(CancellationException.class, future::get);
    assertThat(e.getCause()).isNotNull();
  }

  public void testCancel_notDoneInterrupt() throws Exception {

    Future<?> future = newFutureInstance();
    assertTrue(future.cancel(false));
    assertTrue(future.isCancelled());
    assertTrue(future.isDone());
    assertThat(tryInternalFastPathGetFailure(future)).isNull();
    CancellationException e = assertThrows(CancellationException.class, future::get);
    assertThat(e.getCause()).isNotNull();
  }

  public void testCancel_notDoneInterrupt() throws Exception {

import assertk.all
import assertk.assertThat
import assertk.assertions.contains
import assertk.assertions.containsExactly
import assertk.assertions.isEqualTo
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import assertk.assertions.isTrue
import assertk.assertions.prop
import java.io.IOException
import java.net.HttpURLConnection
import java.net.ProtocolException
import java.util.concurrent.BlockingQueue