/**
 * A TestRule that releases any assigned ports after the test executes.
 */
class ReleasingPortAllocator implements PortAllocator, TestRule {
    final PortAllocator delegate
    List<Integer> portsAllocated = new ArrayList<>()

    ReleasingPortAllocator() {
        this(FixedAvailablePortAllocator.getInstance())
    }

    ReleasingPortAllocator(PortAllocator delegate) {
        this.delegate = delegate
    }

    @Override

import org.gradle.test.fixtures.file.TestFile
import org.gradle.util.ports.ReleasingPortAllocator
import org.junit.Rule

class SamplesWebProjectIntegrationTest extends AbstractIntegrationSpec {
    @Rule public final Sample sample = new Sample(temporaryFolder, 'webApplication/customized/groovy')
    @Rule ReleasingPortAllocator portAllocator = new ReleasingPortAllocator()

    def setup() {
        executer.withRepositoryMirrors()
    }

import org.gradle.test.fixtures.file.TestFile
import org.gradle.util.ports.ReleasingPortAllocator
import org.junit.Rule

class SamplesWebQuickstartIntegrationTest extends AbstractIntegrationSpec {
    @Rule public final Sample sample = new Sample(temporaryFolder, 'webApplication/quickstart/groovy')
    @Rule ReleasingPortAllocator portFinder = new ReleasingPortAllocator()

    def setup() {
        executer.withRepositoryMirrors()
    }

    final def outgoingConnector = new TcpOutgoingConnector()
    final def incomingConnector = new TcpIncomingConnector(executorFactory, addressFactory, idGenerator)
    @Rule
    public ReleasingPortAllocator portAllocator = new ReleasingPortAllocator()

    def "client can connect to server"() {
        Action action = Mock()

        when:
        def acceptor = incomingConnector.accept(action, false)

class ReleasingPortAllocatorTest extends Specification {
    def "releases ports after a test"() {
        PortAllocator delegate = Mock(PortAllocator)
        PortAllocator portAllocator = new ReleasingPortAllocator(delegate)
        Statement base = Mock(Statement)
        Description description = Mock(Description)
        def statement = portAllocator.apply(base, description)

        when:
        statement.evaluate()