sbt.TestStatusReporter.scala Maven / Gradle / Ivy

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/* sbt -- Simple Build Tool
 * Copyright 2009, 2010, 2011, 2012 Mark Harrah
 */
package sbt

import java.io.File
import sbt.io.IO

import scala.collection.mutable.Map

// Assumes exclusive ownership of the file.
private[sbt] class TestStatusReporter(f: File) extends TestsListener {
  private lazy val succeeded = TestStatus.read(f)

  def doInit {}
  def startGroup(name: String): Unit = { succeeded remove name }
  def testEvent(event: TestEvent): Unit = ()
  def endGroup(name: String, t: Throwable): Unit = ()
  def endGroup(name: String, result: TestResult.Value): Unit = {
    if (result == TestResult.Passed)
      succeeded(name) = System.currentTimeMillis
  }
  def doComplete(finalResult: TestResult.Value): Unit = {
    TestStatus.write(succeeded, "Successful Tests", f)
  }
}

private[sbt] object TestStatus {
  import java.util.Properties
  def read(f: File): Map[String, Long] =
    {
      import scala.collection.JavaConversions.{ enumerationAsScalaIterator, propertiesAsScalaMap }
      val properties = new Properties
      IO.load(properties, f)
      properties map { case (k, v) => (k, v.toLong) }
    }
  def write(map: Map[String, Long], label: String, f: File): Unit = {
    val properties = new Properties
    for ((test, lastSuccessTime) <- map)
      properties.setProperty(test, lastSuccessTime.toString)
    IO.write(properties, label, f)
  }
}