Merge "Move FakeDns to net-tests-utils lib"

        "src/**/*.java",

        "src/**/*.kt",

    ],

    defaults: ["lib_mockito_extended"],

    static_libs: [

        "kotlin-test",

    ],

}

java_defaults {

    name: "lib_mockito_extended",

    static_libs: [

        "mockito-target-extended-minus-junit4"

    ],

    jni_libs: [

         "libdexmakerjvmtiagent",

         "libstaticjvmtiagent",

    ],

}

import android.os.Looper

import android.os.Handler

import com.android.internal.annotations.GuardedBy

import com.android.networkstack.util.DnsUtils.TYPE_ADDRCONFIG

import java.net.InetAddress

import java.util.concurrent.Executor

import org.mockito.invocation.InvocationOnMock

import org.mockito.Mockito.anyInt

import org.mockito.Mockito.doAnswer

const val TYPE_UNSPECIFIED = -1

// TODO: Integrate with NetworkMonitorTest.

class FakeDns(val mockResolver: DnsResolver) {

    class DnsEntry(val hostname: String, val type: Int, val addresses: List<InetAddress>) {

        val hostname = it.arguments[posHos] as String

        val executor = it.arguments[posExecutor] as Executor

        val callback = it.arguments[posCallback] as DnsResolver.Callback<List<InetAddress>>

        var type = if (posType != -1) it.arguments[posType] as Int else TYPE_ADDRCONFIG

        var type = if (posType != -1) it.arguments[posType] as Int else TYPE_UNSPECIFIED

        val answer = getAnswer(hostname, type)

        if (!answer?.addresses.isNullOrEmpty()) {