assertThat(ImmutableIntArray.of().isEmpty()).isTrue();
    assertThat(ImmutableIntArray.of(0).isEmpty()).isFalse();
    assertThat(ImmutableIntArray.of(0, 1, 3).isEmpty()).isFalse();
    assertThat(ImmutableIntArray.of(0, 1, 3).subArray(1, 1).isEmpty()).isTrue();
    assertThat(ImmutableIntArray.of(0, 1, 3).subArray(1, 2).isEmpty()).isFalse();
  }

  public void testGet_good() {
    ImmutableIntArray iia = ImmutableIntArray.of(0, 1, 3);

    assertThat(ImmutableDoubleArray.of(0).isEmpty()).isFalse();
    assertThat(ImmutableDoubleArray.of(0, 1, 3).isEmpty()).isFalse();
    assertThat(ImmutableDoubleArray.of(0, 1, 3).subArray(1, 1).isEmpty()).isTrue();
    assertThat(ImmutableDoubleArray.of(0, 1, 3).subArray(1, 2).isEmpty()).isFalse();
  }

  public void testGet_good() {

    System.setProperty("user.name", "-this-is-definitely-not-the-username-we-are-running-as//?");
    try {
      TempFileCreator.testMakingUserPermissionsFromScratch();
      assertThat(isJava8()).isFalse();
    } catch (IOException expectedIfJava8) {
      assertThat(isJava8()).isTrue();
    } finally {
      System.setProperty("user.name", save);
    }
  }

  private static boolean isAndroid() {

@GwtCompatible(emulated = true)
public class PrimitivesTest extends TestCase {
  public void testIsWrapperType() {
    assertThat(Primitives.isWrapperType(Void.class)).isTrue();
    assertThat(Primitives.isWrapperType(void.class)).isFalse();
  }

  public void testWrap() {
    assertThat(Primitives.wrap(int.class)).isSameInstanceAs(Integer.class);
    assertThat(Primitives.wrap(Integer.class)).isSameInstanceAs(Integer.class);

    assertWithMessage("%s is subtype of %s", paramType, returnType)
        .that(TypeToken.of(paramType).isSubtypeOf(returnType))
        .isFalse();
    assertWithMessage("%s is supertype of %s", returnType, paramType)
        .that(TypeToken.of(returnType).isSupertypeOf(paramType))
        .isFalse();
    if (!spec.suppressGetSubtype()) {
      try {
        assertThat(getSubtype(returnType, TypeToken.of(paramType).getRawType()))

      }
    }
  }

  public void testContains() {
    assertThat(Doubles.contains(EMPTY, (double) 1)).isFalse();
    assertThat(Doubles.contains(ARRAY1, (double) 2)).isFalse();
    assertThat(Doubles.contains(ARRAY234, (double) 1)).isFalse();
    assertThat(Doubles.contains(new double[] {(double) -1}, (double) -1)).isTrue();
    assertThat(Doubles.contains(ARRAY234, (double) 2)).isTrue();

    }
  }

  public void testContains() {
    assertThat(Bytes.contains(EMPTY, (byte) 1)).isFalse();
    assertThat(Bytes.contains(ARRAY1, (byte) 2)).isFalse();
    assertThat(Bytes.contains(ARRAY234, (byte) 1)).isFalse();
    assertThat(Bytes.contains(new byte[] {(byte) -1}, (byte) -1)).isTrue();
    assertThat(Bytes.contains(ARRAY234, (byte) 2)).isTrue();

      assertThat(MoreFiles.equal(fooPath, barPath)).isFalse();
      assertThat(MoreFiles.equal(fooPath, fooPath)).isTrue();
      assertThat(MoreFiles.asByteSource(fooPath).contentEquals(MoreFiles.asByteSource(fooPath)))
          .isTrue();

      Path fooCopy = Files.copy(fooPath, fs.getPath("fooCopy"));
      assertThat(Files.isSameFile(fooPath, fooCopy)).isFalse();
      assertThat(MoreFiles.equal(fooPath, fooCopy)).isTrue();

 * 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.isFalse
import assertk.assertions.isNotNull
import assertk.assertions.isTrue
import java.io.IOException
import java.io.InterruptedIOException
import java.net.HttpURLConnection
import java.time.Duration

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

import assertk.assertThat
import assertk.assertions.isCloseTo
import assertk.assertions.isFalse
import assertk.assertions.isInstanceOf
import assertk.assertions.matchesPredicate
import java.io.IOException
import java.net.InetAddress
import java.net.InetSocketAddress
import java.net.Proxy
import java.util.Deque