OkHttp includes a library for testing HTTP, HTTPS, and HTTP/2 clients.

The latest release is available on [Maven Central](https://search.maven.org/artifact/com.squareup.okhttp3/mockwebserver/5.3.0/jar).

```kotlin
testImplementation("com.squareup.okhttp3:mockwebserver3:5.3.0")
```

MockWebServer is used for firstly for internal testing, and for basic testing of apps using OkHttp client.

  api(libs.square.okio)
  api(libs.kotlin.stdlib)

  testImplementation(libs.kotlin.test.annotations)
  testImplementation(libs.kotlin.test.common)
  testImplementation(libs.kotlin.test.junit)
  testApi(libs.assertk)
  testImplementation(projects.okhttpTestingSupport)
  testImplementation(libs.kotlinx.coroutines.test)
  testImplementation(projects.mockwebserver3Junit5)

  id("okhttp.testing-conventions")
  id("ru.vyarus.animalsniffer")
}

dependencies {
  api(libs.square.okio)
  api(libs.square.kotlin.poet)
  testImplementation(libs.assertk)
  testImplementation(libs.junit.jupiter.api)
  testImplementation(libs.junit.jupiter.params)

  testImplementation(rootProject.libs.junit.jupiter.engine)
}

animalsniffer {
  isIgnoreFailures = true

  id("okhttp.testing-conventions")
}

dependencies {
  testImplementation(libs.square.okio)
  testImplementation(libs.square.moshi)
  testImplementation(libs.square.moshi.kotlin)
  testImplementation(projects.okhttp)
  testImplementation(projects.okhttpTestingSupport)
  testImplementation(projects.mockwebserver)
  testImplementation(libs.junit)

  "friendsImplementation"(projects.okhttp)
  compileOnly(libs.animalsniffer.annotations)

  testImplementation(projects.okhttpTestingSupport)
  testImplementation(projects.mockwebserver3Junit5)
  testImplementation(libs.junit)
  testImplementation(libs.kotlin.test.common)
  testImplementation(libs.kotlin.test.junit)
  testImplementation(libs.assertk)
}

animalsniffer {
  // InsecureExtendedTrustManager (API 24+)

should not be shipped with the project because it is "provided" by the runtime
somehow. Elasticsearch plugins use this configuration to include dependencies
that are bundled with Elasticsearch's server.</dd>
<dt>`testImplementation`</dt><dd>Code that is on the classpath for compiling tests
that are part of this project but not production code. The canonical example
of this is `junit`.</dd>
</dl>