fun nullRemovesTag() {
    val request =
      Request.Builder()
        .url("https://square.com")
        .tag("a")
        .tag(null)
        .build()
    assertThat(request.tag()).isNull()
  }

  @Test
  fun removeAbsentTag() {
    val request =
      Request.Builder()
        .url("https://square.com")
        .tag(null)
        .build()
    assertThat(request.tag()).isNull()
  }

import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension

@Flaky
@Tag("Slow")
class WebSocketHttpTest {
  // Flaky https://github.com/square/okhttp/issues/4515
  // Flaky https://github.com/square/okhttp/issues/4953
  @RegisterExtension
  var clientTestRule = configureClientTestRule()

  @RegisterExtension
  var platform = PlatformRule()

  @RegisterExtension

      }
    ```

 [CustomTrustJava]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/CustomTrust.java
 [CustomTrustKotlin]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/kt/CustomTrust.kt
 [CertificatePinningJava]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/CertificatePinning.java

    assertThat(publicSuffixDatabase.getEffectiveTldPlusOne("foo.bar.square.com"))
      .isEqualTo("bar.square.com")
    assertThat(publicSuffixDatabase.getEffectiveTldPlusOne("foo.my.square.com"))
      .isEqualTo("foo.my.square.com")
  }

  @Test fun wildcardMatch() {
    val buffer =
      Buffer()
        .writeUtf8("*.square.com\n")
        .writeUtf8("com\n")
        .writeUtf8("example.com\n")

  fun nullRemovesTag() {
    val request =
      Request.Builder()
        .url("https://square.com")
        .tag("a" as Any)
        .tag(null)
        .build()
    assertThat(request.tag<Any>()).isNull()
  }

  @Test
  fun removeAbsentTag() {
    val request =
      Request.Builder()
        .url("https://square.com")
        .tag(null)
        .build()
    assertThat(request.tag<String>()).isNull()

 [AccessHeadersJava]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/AccessHeaders.java
 [AccessHeadersKotlin]: https://github.com/square/okhttp/blob/master/samples/guide/src/main/java/okhttp3/recipes/kt/AccessHeaders.kt

 [okio.FileSystem]: https://square.github.io/okio/file_system/
 [okio_2_6_0]: https://square.github.io/okio/changelog/#version-260
 [okio_2_7_0]: https://square.github.io/okio/changelog/#version-270
 [okio_3_0_0]: https://square.github.io/okio/changelog/#version-300
 [okio_3_2_0]: https://square.github.io/okio/changelog/#version-320
 [okio_3_6_0]: https://square.github.io/okio/changelog/#version-360

/*
 * Copyright (C) 2018 Square, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

   * https://github.com/square/okhttp/issues/5667
   */
  @Test
  fun hostToUriStripsCharacters() {
    val httpUrl = "http://example\".com/".toHttpUrl()
    assertThat(httpUrl.toUri().toString()).isEqualTo("http://example.com/")
  }

  /** Confirm that URI retains other characters. https://github.com/square/okhttp/issues/5236 */
  @Test
  fun hostToUriStripsCharacters2() {

[okio_2_9_0]: https://square.github.io/okio/changelog/#version-290
[okio_3_0_0]: https://square.github.io/okio/changelog/#version-300
[okio_3_1_0]: https://square.github.io/okio/changelog/#version-310
[okio_3_2_0]: https://square.github.io/okio/changelog/#version-320
[okio_3_7_0]: https://square.github.io/okio/changelog/#version-370
[okio_3_9_0]: https://square.github.io/okio/changelog/#version-390