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/*
 * Copyright 2001-2013 Artima, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.scalatest.tools

import org.scalatest._
import org.scalatest.events._
import Suite.formatterForSuiteAborted
import Suite.formatterForSuiteCompleted
import Suite.formatterForSuiteStarting
import Suite.getSuiteClassName
import org.scalatest.exceptions.NotAllowedException
import scala.util.{Success, Failure}


private[scalatest] class SuiteRunner(suite: Suite, args: Args, status: ScalaTestStatefulStatus) extends Runnable {

  import args.stopper

  def run(): Unit = {

    if (!stopper.stopRequested) {
      val rawString = Resources.suiteExecutionStarting
      val formatter = formatterForSuiteStarting(suite)
      val suiteClassName = getSuiteClassName(suite)
      val dispatch = args.reporter
      val tracker = args.tracker

      val suiteStartTime = System.currentTimeMillis

      if (!suite.isInstanceOf[DistributedTestRunnerSuite])
        dispatch(SuiteStarting(tracker.nextOrdinal(), suite.suiteName, suite.suiteId, Some(suiteClassName), formatter, Some(TopOfClass(suite.getClass.getName)), suite.rerunner))
        
      try {
        val runStatus = suite.run(None, args)

        // Must wait until runStatus completed before dispatching SuiteCompleted, because if parallel test execution is mixed in,
        // the main thread will return before the tests are done. And the HTMLReporter uses SuiteCompleted to
        // determine when to write the page for that suite.
        runStatus.whenCompleted { tri =>
          val formatter = formatterForSuiteCompleted(suite)
          val duration = System.currentTimeMillis - suiteStartTime
          try {
            tri match {
              case Success(succeeded) => 
                if (!succeeded)
                  status.setFailed()
                if (!suite.isInstanceOf[DistributedTestRunnerSuite])
                  dispatch(SuiteCompleted(tracker.nextOrdinal(), suite.suiteName, suite.suiteId, Some(suiteClassName), Some(duration), formatter, Some(TopOfClass(suiteClassName)), suite.rerunner))
              case Failure(ue) =>
                status.setFailed() // Don't forward the unreportedException to the returned status, because reporting it here in this SuiteAborted
                if (!suite.isInstanceOf[DistributedTestRunnerSuite])
                  dispatch(SuiteAborted(tracker.nextOrdinal(), String.valueOf(ue.getMessage), suite.suiteName, suite.suiteId, Some(suiteClassName), Some(ue), Some(duration), formatter, Some(SeeStackDepthException), suite.rerunner))
            }
          }
          finally status.setCompleted()
        }
      }
      catch {
        case e: NotAllowedException =>
          val formatter = Suite.formatterForSuiteAborted(suite, e.getMessage)
          val duration = System.currentTimeMillis - suiteStartTime
          dispatch(SuiteAborted(tracker.nextOrdinal(), e.getMessage, suite.suiteName, suite.suiteId, Some(suite.getClass.getName), Some(e), Some(duration), formatter, Some(SeeStackDepthException), suite.rerunner))
          status.setFailed()
          status.setCompleted()
        case e: RuntimeException => { // Do fire SuiteAborted even if a DistributedTestRunnerSuite 
          val eMessage = e.getMessage
          val rawString3 = 
            if (eMessage != null && eMessage.length > 0)
                Resources.executeExceptionWithMessage(eMessage)
              else
                Resources.executeException
          val formatter3 = formatterForSuiteAborted(suite, rawString3)

          val duration = System.currentTimeMillis - suiteStartTime
          dispatch(SuiteAborted(tracker.nextOrdinal(), rawString3, suite.suiteName, suite.suiteId, Some(suite.getClass.getName), Some(e), Some(duration), formatter3, Some(SeeStackDepthException), suite.rerunner))
          status.setFailed()
          status.setCompleted()
          
        }
        case e: Throwable => 
          // SKIP-SCALATESTJS,NATIVE-START
          if (Suite.anExceptionThatShouldCauseAnAbort(e) && args.distributor.isDefined && args.distributor.get.isInstanceOf[ConcurrentDistributor]) 
            status.setFailedWith(e)  // If it is parallel test execution and an exception that should cause an abort, set it as unreported exception.
          else
          // SKIP-SCALATESTJS,NATIVE-END
            status.setFailed()  
          status.setCompleted()
          throw e
      }
    }
  }
}