override val alias: KtSymbol,
    override val reference: KtSymbol,
    override val message: String,
    firDiagnostic: KtPsiDiagnostic,
    token: KtLifetimeToken,
) : KtAbstractFirDiagnostic<PsiElement>(firDiagnostic, token), KtFirDiagnostic.TypealiasExpansionDeprecationError

internal class TypealiasExpansionDeprecationImpl(
    override val alias: KtSymbol,
    override val reference: KtSymbol,
    override val message: String,

    descriptor: CallableMemberDescriptor,
    overriddenDescriptor: CallableMemberDescriptor
): Boolean {
    val containingClass = (descriptor.containingDeclaration as? ClassifierDescriptorWithTypeParameters)
    val typeParametersFromOuterClass = buildList { containingClass?.let { collectTypeParameters(it) } }
    val allowedTypeParameters = (overriddenDescriptor.typeParameters + typeParametersFromOuterClass).toSet()

import org.jetbrains.kotlin.utils.exceptions.errorWithAttachment
import org.jetbrains.kotlin.utils.exceptions.withPsiEntry

internal class KtFirScopeProvider(
    override val analysisSession: KtFirAnalysisSession,
    private val builder: KtSymbolByFirBuilder,
    private val firResolveSession: LLFirResolveSession,
) : KtScopeProvider() {

    private fun getScopeSession(): ScopeSession {

        override val diagnosticClass get() = VersionRequirementDeprecationError::class
        val reference: KtSymbol
        val version: Version
        val currentVersion: String
        val message: String
    }

    interface VersionRequirementDeprecation : KtFirDiagnostic<PsiElement> {
        override val diagnosticClass get() = VersionRequirementDeprecation::class
        val reference: KtSymbol
        val version: Version

    private val backingSymbol: S,
    private val backingReturnType: KtType,
    private val backingReceiverType: KtType?,
    private val backingValueParameters: List<KtVariableLikeSignature<KtValueParameterSymbol>>,
) : KtFunctionLikeSignature<S>() {
    override val token: KtLifetimeToken get() = backingSymbol.token
    override val symbol: S get() = withValidityAssertion { backingSymbol }

import okhttp3.internal.connection.RoutePlanner.ConnectResult

class FakeRoutePlanner(
  val factory: TestValueFactory = TestValueFactory(),
  val taskFaker: TaskFaker = factory.taskFaker,
) : RoutePlanner, Closeable {
  val pool = factory.newConnectionPool(routePlanner = this)
  val events = LinkedBlockingDeque<String>()
  var canceled = false
  var autoGeneratePlans = false

internal class KtFe10AnnotationsList private constructor(
    private val fe10Annotations: Annotations,
    private val annotationsToIgnore: Set<ClassId>,
    private val analysisContext: Fe10AnalysisContext
) : KtAnnotationsList() {
    override val token: KtLifetimeToken
        get() = analysisContext.token

    override val annotations: List<KtAnnotationApplicationWithArgumentsInfo>
        get() = withValidityAssertion {

class ConnectionPoolTest {
  private val routePlanner = FakeRoutePlanner()
  private val factory = routePlanner.factory
  private val taskFaker = routePlanner.taskFaker
  private val peer = MockHttp2Peer()

  /** The fake task runner prevents the cleanup runnable from being started.  */
  private val addressA = factory.newAddress("a")
  private val routeA1 = factory.newRoute(addressA)
  private val addressB = factory.newAddress("b")

internal class KtFirCallResolver(
    override val analysisSession: KtFirAnalysisSession,
    override val token: KtLifetimeToken,
) : AbstractKtCallResolver(), KtFirAnalysisSessionComponent {
    private val equalsSymbolInAny: FirNamedFunctionSymbol? by lazy(LazyThreadSafetyMode.PUBLICATION) {
        val session = analysisSession.useSiteSession

internal class FastFallbackExchangeFinderTest {
  private val taskFaker = TaskFaker()
  private val taskRunner = taskFaker.taskRunner

  /**
   * Note that we don't use the same [TaskFaker] for this factory. That way off-topic tasks like
   * connection pool maintenance tasks don't add noise to route planning tests.
   */
  private val routePlanner = FakeRoutePlanner(taskFaker = taskFaker)