* limitations under the License.
 */
@file:Suppress("ktlint:standard:filename")

package okhttp3.internal

import okhttp3.internal.idn.IDNA_MAPPING_TABLE
import okhttp3.internal.idn.Punycode
import okio.Buffer

/**
 * Quick and dirty pattern to differentiate IP addresses from hostnames. This is an approximation
 * of Android's private InetAddress#isNumeric API.
 *

 * 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.idn

import kotlin.test.Test
import kotlin.test.assertEquals
import kotlin.test.assertNull

class PunycodeTest {
  /** https://datatracker.ietf.org/doc/html/rfc3492#section-7.1 */
  @Test fun rfc3492Samples() {

http://%ef%bc%85%ef%bc%94%ef%bc%91.com

# ...%00 in fullwidth should fail (also as escaped UTF-8 input)
http://\uff05\uff10\uff10.com
http://%ef%bc%85%ef%bc%90%ef%bc%90.com

# Basic IDN support, UTF-8 and UTF-16 input should be converted to IDN
http://\u4f60\u597d\u4f60\u597d  s:http p:/ h:xn--6qqa088eba

# Invalid escaped characters should fail and the percents should be
# escaped. https://www.w3.org/Bugs/Public/show_bug.cgi?id=24191

 * 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.idn

import java.io.IOException
import okio.Buffer
import okio.BufferedSink
import okio.BufferedSource
import okio.ByteString
import okio.ByteString.Companion.encodeUtf8
import okio.Options

/**

 * 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.idn

import kotlin.math.abs
import kotlin.streams.toList
import okio.Buffer

/** Index [table] for compactness as specified by `IdnaMappingTable`. */

 * 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.idn

import okio.Buffer
import okio.ByteString.Companion.encodeUtf8

/**
 * An [RFC 3492] punycode decoder for converting ASCII to Unicode domain name labels. This is

 * 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.idn

import assertk.assertThat
import assertk.assertions.isEqualTo
import assertk.assertions.isGreaterThan
import assertk.assertions.isLessThan
import kotlin.test.assertEquals
import kotlin.test.assertFailsWith

 */
package okhttp3

import assertk.assertThat
import assertk.assertions.startsWith
import kotlin.test.assertFailsWith
import kotlin.test.fail
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.internal.idn.Punycode
import okio.Buffer
import okio.ByteString
import okio.ByteString.Companion.encodeUtf8

/**
 * Tests how each code point is encoded and decoded in the context of each URL component.
 *

    checkPublicSuffix("www.test.ak.us", "test.ak.us")
    checkPublicSuffix("k12.ak.us", null)
    checkPublicSuffix("test.k12.ak.us", "test.k12.ak.us")
    checkPublicSuffix("www.test.k12.ak.us", "test.k12.ak.us")
    // IDN labels.
    checkPublicSuffix("食狮.com.cn", "食狮.com.cn")
    checkPublicSuffix("食狮.公司.cn", "食狮.公司.cn")
    checkPublicSuffix("www.食狮.公司.cn", "食狮.公司.cn")
    checkPublicSuffix("shishi.公司.cn", "shishi.公司.cn")

 * 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.idn

import okio.BufferedSink

/**
 * An IDNA mapping table optimized for small code and data size.
 *
 * Code Points in Sections
 * =======================
 *