Scala Outcome类代码示例

//设置package包名称以及导入依赖的类
package cz.alenkacz.marathon.scaler

import com.rabbitmq.client._
import cz.alenkacz.marathon.scaler.rabbitmq.Client
import org.scalatest.{Matchers, Outcome}

abstract class TestFixture
    extends org.scalatest.fixture.FlatSpec
    with Matchers {
  case class FixtureParam(rmqClients: Map[String, TestClient])
  case class TestClient(channel: Channel,
                        apiUrl: String,
                        username: String,
                        password: String)
      extends Client(apiUrl, username, password) {
    def prepareTopology(): Unit = {
      channel.queueDeclare("test", true, false, false, null)
      channel.confirmSelect()
    }

    def close(): Unit = channel.close()
  }

  override protected def withFixture(test: OneArgTest): Outcome = {
    val fixture = FixtureParam(
      Map(
        "" -> TestClient(
          rmqConnect(System.getenv("RABBITMQ_HOST"),
                     Integer.parseInt(System.getenv("RABBITMQ_TCP_5672"))),
          s"http://${System.getenv("RABBITMQ_HOST")}:${System.getenv("RABBITMQ_TCP_15672")}/api/",
          "guest",
          "guest"
        ),
        "second" -> TestClient(
          rmqConnect(
            System.getenv("RABBITMQ-SECOND_HOST"),
            Integer.parseInt(System.getenv("RABBITMQ-SECOND_TCP_5672"))),
          s"http://${System.getenv("RABBITMQ-SECOND_HOST")}:${System.getenv("RABBITMQ-SECOND_TCP_15672")}/api/",
          "guest",
          "guest"
        )
      ))
    fixture.rmqClients.values.foreach(c => c.prepareTopology())
    try super.withFixture(test.toNoArgTest(fixture))
    finally {
      fixture.rmqClients.values.foreach(c => c.close())
    }
  }

  private def rmqConnect(host: String, port: Int): Channel = {
    val rmqConnectionFactory: ConnectionFactory = {
      val factory = new ConnectionFactory()
      factory.setAutomaticRecoveryEnabled(true)
      factory.setVirtualHost("/")
      factory.setHost(host)
      factory.setPort(port)
      factory
    }
    rmqConnectionFactory.newConnection().createChannel()
  }
} 

//设置package包名称以及导入依赖的类
package io.scalatestfx.framework.scalatest

import javafx.stage.Stage
import org.scalatest.Outcome
import org.scalatest.TestSuite
import org.scalatest.TestSuiteMixin
import org.testfx.api.FxToolkit
import io.scalatestfx.api.Java8Conversions._

trait ApplicationFixture extends TestSuiteMixin { self: TestSuite =>

  def start(stage: Stage): Unit

  def init() {
    FxToolkit.registerStage(asSupplier(() => {
      new Stage()
    }))
  }

  def stop() {
    FxToolkit.hideStage()
  }

  abstract override def withFixture(test: NoArgTest): Outcome = {
    val superWithFixture = super.withFixture _   // required to access to super withFixture method from within runnable for a trait
    //setup before all tests
    FxToolkit.registerPrimaryStage()
    FxToolkit.setupApplication(() => {
      new ApplicationAdapter(ApplicationFixture.this)
    })
    val outcome = superWithFixture(test)
    //cleanup after all tests
    FxToolkit.cleanupApplication(new ApplicationAdapter(ApplicationFixture.this))
    outcome
  }

} 

//设置package包名称以及导入依赖的类
package io.scalatestfx.framework.scalatest

import javafx.{stage => jfxst}
import org.scalatest.Outcome
import org.scalatest.TestSuite
import org.scalatest.TestSuiteMixin
import org.testfx.api.FxToolkit
import scalafx.stage.Stage
import io.scalatestfx.api.Java8Conversions._

trait JFXAppFixture extends TestSuiteMixin { self: TestSuite =>

  def start(stage: Stage): Unit

  def init() {
    FxToolkit.registerStage(asSupplier(() => {
      new jfxst.Stage()
    }))
  }

  def stop(): Unit = {}

  abstract override def withFixture(test: NoArgTest): Outcome = {
    val superWithFixture = super.withFixture _   // required to access to super withFixture method from within runnable for a trait
    //setup before all tests
    FxToolkit.registerPrimaryStage()
    FxToolkit.setupApplication(() => {
      new JFXAppAdapter(JFXAppFixture.this)
    })
    val outcome = superWithFixture(test)
    //cleanup after all tests
    FxToolkit.cleanupApplication(new JFXAppAdapter(JFXAppFixture.this))
    outcome
  }

} 

//设置package包名称以及导入依赖的类
package io.scalatestfx.zzznolongerused

import java.util.concurrent.CountDownLatch
import javafx.application.Platform
import org.scalatest.{Outcome, TestSuite, TestSuiteMixin}

trait RunOnApplicationThread extends TestSuiteMixin {
  this: TestSuite =>
  abstract override def withFixture(test: NoArgTest): Outcome = {
    BootstrapApplication.launch()
    val appThreadLatch = new CountDownLatch(1)
    val superWith = super.withFixture _  // required to access to super withFixture method from within runnable for a trait
    var testException: Exception = null
    var outcome: Outcome = null
    Platform.runLater(new Runnable() {
      override def run() {
        try {
          outcome = superWith(test)
        } catch {
          case e: Exception => testException = e
        } finally {
          appThreadLatch.countDown()
        }
      }
    })
    appThreadLatch.await()
    if (testException != null) {
      throw testException
    }
    outcome
  }
} 

//设置package包名称以及导入依赖的类
package de.sciss.fscape

import de.sciss.fscape.lucre.FScape
import de.sciss.lucre.expr.DoubleObj
import de.sciss.lucre.stm.Durable
import de.sciss.lucre.stm.store.BerkeleyDB
import de.sciss.synth.proc.SoundProcesses
import org.scalatest.{Matchers, Outcome, fixture}

class SerializationSpec extends fixture.FlatSpec with Matchers {
  type S = Durable
  type FixtureParam = S

  SoundProcesses.init()
  FScape        .init()

  protected def withFixture(test: OneArgTest): Outcome = {
    val store  = BerkeleyDB.tmp()
    val system = Durable(store)
    try {
      test(system)
    } finally {
      system.close()
    }
  }

  "An FScape object" should "be serializable" in { cursor =>
    val (fH, numSources) = cursor.step { implicit tx =>
      val f = FScape[S]
      val g = Graph {
        import graph._
        import lucre.graph._
        1.poll(0, label = "rendering")
        val value = WhiteNoise(100).take(100000000).last
        MkDouble("out-1", value)
        MkDouble("out-2", value + 1)
      }
       f.outputs.add("out-2", DoubleObj)
      f.graph() = g
      tx.newHandle(f) -> g.sources.size
    }

    cursor.step { implicit tx =>
      val f = fH()
      val g = f.graph.value
      assert(g.sources.size === numSources)
      val outputs = f.outputs.iterator.toList.sortBy(_.key)
      assert(outputs.size === 2)
      val out1 :: out2 :: Nil = outputs
      assert(out1.key       === "out-1")
      assert(out1.valueType === DoubleObj)
      assert(out2.key       === "out-2")
      assert(out2.valueType === DoubleObj)
    }
  }
} 

//设置package包名称以及导入依赖的类
trait FunSuitePlus extends org.scalatest.FunSuite
  with com.typesafe.scalalogging.LazyLogging {

  import org.scalatest.Outcome

  override def withFixture(test: NoArgTest): Outcome = {
    logger.info(s"Starting test case ${test.name}")
    try {
      test()
    }
    finally {
      logger.info(s"Finished test case ${test.name}")
    }
  }

}

object TestImplicits {

  import scalax.collection.GraphEdge.DiEdge
  import scalax.collection.Graph
  import rehearsal._

  implicit class RichExprGraph(g: Graph[FSSyntax.Expr, DiEdge]) {

    def fsGraph(): FSGraph = {
      val alist = g.nodes.map(n => n.value -> FSGraph.key())
      val m = alist.toMap

      FSGraph(alist.map({ case (k,v) => (v, k) }).toMap,
        Graph(m.values.toSeq: _*) ++
          g.edges.toList.map(edge => DiEdge(m(edge._1.value), m(edge._2.value))))
    }

  }

} 

//设置package包名称以及导入依赖的类
package com.github.j5ik2o.scalatestplus.db

import org.scalatest.{ fixture, Outcome, TestData, TestSuiteMixin }

trait MySQLdOneInstancePerTest extends TestSuiteMixin with MySQLdSpecSupport { this: fixture.TestSuite =>

  type FixtureParam = MySQLdContext

  def newMySQLd(testData: TestData): MySQLdContext = {
    startMySQLd(mySQLdConfig = MySQLdConfig(port = Some(RandomSocket.temporaryServerPort())))
  }

  override def withFixture(test: OneArgTest): Outcome = {
    var _context: MySQLdContext = null
    try {
      _context = newMySQLd(test)
      withFixture(test.toNoArgTest(_context))
    } finally {
      if (_context != null)
        stopMySQLd(_context)
    }
  }

} 

//设置package包名称以及导入依赖的类
package com.github.j5ik2o.scalatestplus.db

import org.flywaydb.core.internal.util.jdbc.DriverDataSource
import org.scalatest.{ fixture, Outcome, TestData, TestSuiteMixin }

case class MySQLdContextWithFlywayContexts(mySQLdContext: MySQLdContext, flywayContexts: Seq[FlywayContext])

trait FlywayWithMySQLdOneInstancePerTest extends TestSuiteMixin with FlywaySpecSupport with MySQLdSpecSupport {
  this: fixture.TestSuite =>

  type FixtureParam = MySQLdContextWithFlywayContexts

  def newMySQLd(testData: TestData): MySQLdContext = {
    startMySQLd(mySQLdConfig = MySQLdConfig(port = Some(RandomSocket.temporaryServerPort())))
  }

  def classLoader: ClassLoader = getClass.getClassLoader

  protected def classLoader(jdbcUrl: String): ClassLoader = getClass.getClassLoader

  protected def driverClassName(jdbcUrl: String): String = MY_SQL_JDBC_DRIVER_NAME

  protected def flywayConfig(jdbcUrl: String): FlywayConfig

  protected def flywayMigrate(flywayContext: FlywayContext): Int =
    flywayContext.flyway.migrate()

  protected def flywayClean(flywayContext: FlywayContext): Unit =
    flywayContext.flyway.clean()

  override def withFixture(test: OneArgTest): Outcome = {
    var mySQLdContext: MySQLdContext       = null
    var flywayContexts: Seq[FlywayContext] = null
    try {
      mySQLdContext = newMySQLd(test)
      flywayContexts = mySQLdContext.jdbUrls.map { jdbcUrl =>
        val flywayContext =
          createFlywayContext(
            FlywayConfigWithDataSource(new DriverDataSource(classLoader(jdbcUrl),
                                                            driverClassName(jdbcUrl),
                                                            jdbcUrl,
                                                            mySQLdContext.userName,
                                                            mySQLdContext.password),
                                       flywayConfig(jdbcUrl))
          )
        flywayMigrate(flywayContext)
        flywayContext
      }
      withFixture(test.toNoArgTest(MySQLdContextWithFlywayContexts(mySQLdContext, flywayContexts)))
    } finally {
      if (flywayContexts != null) {
        flywayContexts.foreach(flywayClean)
      }
      if (mySQLdContext != null)
        stopMySQLd(mySQLdContext)
    }
  }

} 

//设置package包名称以及导入依赖的类
package name.denyago.yasc.integration.httpapi

import name.denyago.yasc.Main
import org.scalatest.concurrent.Eventually
import org.scalatest.time.{Millis, Seconds, Span}
import org.scalatest.{Exceptional, FunSpec, Matchers, Outcome}

import scala.util.Try
import scalaj.http.Http

class StatusApiSpec extends FunSpec with Matchers with Eventually {
  override def withFixture(test: NoArgTest): Outcome = {
    val app = new Main(Array.empty[String])
    app.run()

    val outcome = Try { super.withFixture(test) }.recover {
      case t: Throwable => Exceptional(t)
    }.getOrElse(
      Exceptional(new RuntimeException("No test outcome present"))
    )

    app.stop()

    outcome
  }

  describe("Status HTTP API") {

    implicit val patienceConfig =
      PatienceConfig(timeout = scaled(Span(5, Seconds)), interval = scaled(Span(100, Millis)))

    it("should return OK status when the server up and running") {
      eventually {
        val response = Http("http://localhost:8888/status").asString

        response.code shouldEqual 200
        response.body shouldEqual "{\"status\":\"OK\"}"
      }
    }
  }
} 

//设置package包名称以及导入依赖的类
package com.wavesplatform.state2.reader

import java.util.concurrent.locks.ReentrantReadWriteLock

import com.wavesplatform.state2.StateStorage
import com.wavesplatform.state2.StateStorage._
import org.scalatest.{Matchers, Outcome, fixture}
import scorex.account.Address


class StateReaderEffectiveBalanceTest extends fixture.FunSuite with Matchers {

  val acc: Address = Address.fromPublicKey(Array.emptyByteArray)
  val stateHeight = 100

  override type FixtureParam = StateStorage

  override protected def withFixture(test: OneArgTest): Outcome = {
    val storage = StateStorage(None, dropExisting = false).get
    storage.setHeight(stateHeight)
    test(storage)
  }

  test("exposes minimum of all 'current' and  one 'previous' of oldest record") { storage =>
    storage.balanceSnapshots.put(accountIndexKey(acc, 20), (0, 0, 1))
    storage.balanceSnapshots.put(accountIndexKey(acc, 75), (20, 0, 200))
    storage.balanceSnapshots.put(accountIndexKey(acc, 90), (75, 0, 100))
    storage.lastBalanceSnapshotHeight.put(acc.bytes, 90)

    new StateReaderImpl(storage, new ReentrantReadWriteLock()).effectiveBalanceAtHeightWithConfirmations(acc, stateHeight, 50) shouldBe 1
  }

  test("exposes current effective balance if no records in past N blocks are made") { storage =>
    storage.balanceSnapshots.put(accountIndexKey(acc, 20), (0, 0, 1))
    storage.portfolios.put(acc.bytes, (1, (0, 0), Map.empty))
    storage.lastBalanceSnapshotHeight.put(acc.bytes, 20)

    new StateReaderImpl(storage, new ReentrantReadWriteLock()).effectiveBalanceAtHeightWithConfirmations(acc, stateHeight, 50) shouldBe 1
  }

  test("doesn't include info older than N blocks") { storage =>
    storage.balanceSnapshots.put(accountIndexKey(acc, 20), (0, 0, 1000))
    storage.balanceSnapshots.put(accountIndexKey(acc, 50), (20, 0, 50000))
    storage.balanceSnapshots.put(accountIndexKey(acc, 75), (50, 0, 100000))
    storage.lastBalanceSnapshotHeight.put(acc.bytes, 75)

    new StateReaderImpl(storage, new ReentrantReadWriteLock()).effectiveBalanceAtHeightWithConfirmations(acc, stateHeight, 50) shouldBe 50000
  }

  test("includes most recent update") { storage =>
    storage.balanceSnapshots.put(accountIndexKey(acc, 20), (0, 0, 1000))
    storage.balanceSnapshots.put(accountIndexKey(acc, 51), (20, 0, 50000))
    storage.balanceSnapshots.put(accountIndexKey(acc, 100), (51, 0, 1))
    storage.lastBalanceSnapshotHeight.put(acc.bytes, 100)

    new StateReaderImpl(storage, new ReentrantReadWriteLock()).effectiveBalanceAtHeightWithConfirmations(acc, stateHeight, 50) shouldBe 1
  }
} 

//设置package包名称以及导入依赖的类
package edu.fuberlin.hotspots
import org.apache.spark.{SparkConf, SparkContext}
import org.scalatest.{Outcome, Tag, fixture}


class SparkSpec extends fixture.FlatSpec {
  case class FixtureParam(context:SparkContext)
  override def withFixture(test:OneArgTest): Outcome ={
    val conf = new SparkConf().setAppName("Test").setMaster("local[*]")
    val sc = new SparkContext(conf)
    try{withFixture(test.toNoArgTest(FixtureParam(sc)))}
    finally{
      if(sc != null && !sc.isStopped){
        sc.stop()
      }
    }
  }
}

object SparkSpec extends Tag("Spark") 

//设置package包名称以及导入依赖的类
package servicetest.helpers

import java.io.File

import com.machinepublishers.jbrowserdriver.{JBrowserDriver, Settings, Timezone}
import org.apache.commons.io.FileUtils
import org.openqa.selenium.OutputType.BYTES
import org.openqa.selenium.{TakesScreenshot, WebDriver}
import org.scalatest.selenium.WebBrowser
import org.scalatest.{Outcome, TestSuite}

trait BrowserTesting extends TestSuite with WebBrowser {

  implicit val webDriver: WebDriver = new JBrowserDriver(Settings.builder().timezone(Timezone.UTC).build())

  private val testScreenshotsDir = sys.env.getOrElse("CIRCLE_ARTIFACTS", "target/screenshots")

  override protected def withFixture(test: NoArgTest): Outcome = {
    val outcome = test()

    if (outcome.isExceptional) {
      webDriver match {
        case driver: TakesScreenshot =>
          val bytes = driver.getScreenshotAs(BYTES)
          FileUtils.writeByteArrayToFile(new File(s"$testScreenshotsDir/${test.name}.png"), bytes)
      }
    }
    outcome
  }
} 

//设置package包名称以及导入依赖的类
package jp.ne.opt.redshiftfake

import java.sql.{DriverManager, Connection}
import java.util.Properties

import jp.ne.opt.redshiftfake.util.Loan.using
import org.scalatest.{Outcome, fixture}

trait H2Sandbox { self: fixture.TestSuite =>

  type FixtureParam = Connection

  override def withFixture(test: OneArgTest): Outcome = {
    val url = "jdbc:h2redshift:mem:redshift;MODE=PostgreSQL;DATABASE_TO_UPPER=false"
    val prop = new Properties()
    prop.setProperty("driver", "org.h2.jdbc.FakeH2Driver")
    prop.setProperty("user", "sa")

    Class.forName("org.h2.jdbc.FakeH2Driver")
    using(DriverManager.getConnection(url, prop))(test)
  }
} 

//设置package包名称以及导入依赖的类
package caustic.postgres

import caustic.runtime.DatabaseTest
import com.mchange.v2.c3p0.ComboPooledDataSource
import org.junit.runner.RunWith
import org.scalatest.junit.JUnitRunner
import org.scalatest.{BeforeAndAfterAll, Outcome}

@RunWith(classOf[JUnitRunner])
class PostgresDatabaseTest extends DatabaseTest with BeforeAndAfterAll {

  var pool: ComboPooledDataSource = _

  override def beforeAll(): Unit = {
    this.pool = new ComboPooledDataSource()
    this.pool.setDriverClass("org.postgresql.Driver")
    this.pool.setJdbcUrl("jdbc:postgresql://localhost:5432/test?serverTimezone=UTC")
    this.pool.setUser("postgres")
    this.pool.setPassword("")
  }

  override def withFixture(test: OneArgTest): Outcome = {
    // Delete all the table metadata.
    val con = this.pool.getConnection()
    val smt = con.createStatement()
    smt.execute("DROP TABLE IF EXISTS schema")
    con.close()

    // Run the tests.
    val database = PostgresDatabase(this.pool)
    test(database)
  }

  override def afterAll(): Unit = {
    this.pool.close()
  }

} 

//设置package包名称以及导入依赖的类
package caustic.mysql

import caustic.runtime.DatabaseTest
import com.mchange.v2.c3p0.ComboPooledDataSource
import org.junit.runner.RunWith
import org.scalatest.junit.JUnitRunner
import org.scalatest.{BeforeAndAfterAll, Outcome}

@RunWith(classOf[JUnitRunner])
class MySQLDatabaseTest extends DatabaseTest with BeforeAndAfterAll {

  var pool: ComboPooledDataSource = _

  override def beforeAll(): Unit = {
    this.pool = new ComboPooledDataSource()
    this.pool.setDriverClass("com.mysql.cj.jdbc.Driver")
    this.pool.setJdbcUrl(s"jdbc:mysql://localhost:3306/test?serverTimezone=UTC")
    this.pool.setUser("root")
    this.pool.setPassword("")
  }

  override def withFixture(test: OneArgTest): Outcome = {
    // Delete all the table metadata.
    val con = this.pool.getConnection()
    val smt = con.createStatement()
    smt.execute("DROP TABLE IF EXISTS `schema`")
    con.close()

    // Run the tests.
    val database = MySQLDatabase(this.pool)
    test(database)
  }

  override def afterAll(): Unit = {
    this.pool.close()
  }

}