*
 */
package okhttp3.android

import android.util.Log
import assertk.assertThat
import assertk.assertions.containsExactly
import assertk.assertions.containsOnly
import assertk.assertions.isNull
import java.net.UnknownHostException
import okhttp3.ConnectionSpec
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.OkHttpClient
import okhttp3.Request
import okhttp3.logging.HttpLoggingInterceptor

import android.content.Context
import androidx.test.core.app.ApplicationProvider
import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isNotNull
import assertk.assertions.isNull
import java.net.InetAddress
import java.net.UnknownHostException
import okhttp3.Cache
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.OkHttpClient
import okhttp3.Request
import okio.Path.Companion.toPath

 * limitations under the License.
 */
package okhttp3.internal.cache2

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isFalse
import assertk.assertions.isNull
import assertk.assertions.isTrue
import java.io.File
import java.io.IOException
import java.util.concurrent.Callable
import java.util.concurrent.Executors
import kotlin.test.assertFailsWith

  }

  public void testOnlyElementNull() {
    assertThat(Stream.<@Nullable Object>of((Object) null).collect(MoreCollectors.onlyElement()))
        .isNull();
  }

  public void testOnlyElementMultiple() {
    try {
      Stream.of(1, 2).collect(MoreCollectors.onlyElement());
      fail("Expected IllegalArgumentException");