InternetDomainName domain = InternetDomainName.from("foo.city.yokohama.jp");
    assertTrue(domain.hasPublicSuffix());
    assertEquals("yokohama.jp", domain.publicSuffix().toString());

    // Behold the weirdness!
    assertFalse(domain.publicSuffix().isPublicSuffix());
  }

  public void testPublicSuffixMultipleUnders() {
    // PSL has both *.uk and *.sch.uk; the latter should win.

import com.google.errorprone.annotations.Immutable;
import com.google.errorprone.annotations.concurrent.LazyInit;
import com.google.thirdparty.publicsuffix.PublicSuffixPatterns;
import com.google.thirdparty.publicsuffix.PublicSuffixType;
import java.util.List;
import org.jspecify.annotations.Nullable;

/**
 * An immutable well-formed internet domain name, such as {@code com} or {@code foo.co.uk}. Only

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

package com.google.thirdparty.publicsuffix;

import com.google.common.annotations.Beta;
import com.google.common.annotations.GwtCompatible;

/**
 * <b>Do not use this class directly. For access to public-suffix information, use {@link

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.publicsuffix

import org.junit.runner.Runner
import org.junit.runner.notification.RunNotifier
import org.junit.runners.JUnit4

actual class PublicSuffixTestRunner(
  klass: Class<*>,
) : Runner() {

Note that public_suffix_list.dat is compiled from The Public Suffix List:
https://publicsuffix.org/list/public_suffix_list.dat

It is subject to the terms of the Mozilla Public License, v. 2.0:

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

package com.google.thirdparty.publicsuffix;

import com.google.common.annotations.Beta;
import com.google.common.annotations.GwtCompatible;

/**
 * <b>Do not use this class directly. For access to public-suffix information, use {@link

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.publicsuffix

import org.junit.runner.Runner

expect class PublicSuffixTestRunner : Runner

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.publicsuffix

import okio.ByteString

/**
 * Basic I/O for `PublicSuffixDatabase.list`
 */
internal interface PublicSuffixList {
  fun ensureLoaded()

  val bytes: ByteString
  val exceptionBytes: ByteString

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.publicsuffix

internal actual val PublicSuffixList.Companion.Default: PublicSuffixList

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3.internal.publicsuffix

import okio.ByteString

/**
 * An implementation of I/O for `PublicSuffixDatabase` by directly passing in ByteStrings.
 */
internal class ConfiguredPublicSuffixList : PublicSuffixList {