diff options
Diffstat (limited to 'src/partest-alternative/scala/tools/partest/Config.scala')
| -rw-r--r-- | src/partest-alternative/scala/tools/partest/Config.scala | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/src/partest-alternative/scala/tools/partest/Config.scala b/src/partest-alternative/scala/tools/partest/Config.scala new file mode 100644 index 0000000000..288a3034e9 --- /dev/null +++ b/src/partest-alternative/scala/tools/partest/Config.scala @@ -0,0 +1,129 @@ +/* NEST (New Scala Test) + * Copyright 2007-2010 LAMP/EPFL + */ + +package scala.tools +package partest + +import io._ +import nsc.io._ +import Properties._ + +trait Config { + universe: Universe => + + lazy val src = absolutize(srcDir).toDirectory + lazy val build = new TestBuild() + + def javaHomeEnv = envOrElse("JAVA_HOME", null) + def javaCmd = envOrElse("JAVACMD", "java") + def javacCmd = Option(javaHomeEnv) map (x => Path(x) / "bin" / "javac" path) getOrElse "javac" + + /** Values related to actors. The timeouts are in seconds. On a dry + * run we only allocate one worker so the output isn't interspersed. + */ + def workerTimeout = 3600 // 1 hour, probably overly generous + def numWorkers = if (isDryRun) 1 else propOrElse("partest.actors", "8").toInt + def expectedErrors = propOrElse("partest.errors", "0").toInt + def poolSize = (wrapAccessControl(propOrNone("actors.corePoolSize")) getOrElse "16").toInt + + def allScalaFiles = src.deepFiles filter (_ hasExtension "scala") + def allObjDirs = src.deepDirs filter (_ hasExtension "obj") + def allLogFiles = src.deepFiles filter (_ hasExtension "log") + def allClassFiles = src.deepFiles filter (_ hasExtension "class") + + class TestBuild() extends BuildContribution { + import nsc.util.ClassPath + + /** Scala core libs. + */ + val library = pathForComponent("library") + val compiler = pathForComponent("compiler") + val partest = pathForComponent("partest") + val scalap = pathForComponent("scalap", "%s.jar") + + /** Scala supplementary libs - these are not all needed for all build targets, + * and some of them are copied inside other jars in later targets. However quick + * for instance cannot be run without some of these. + */ + val fjbg = pathForLibrary("fjbg") + val msil = pathForLibrary("msil") + val forkjoin = pathForLibrary("forkjoin") + val scalacheck = pathForLibrary("scalacheck") + + /** Other interesting paths. + */ + val scalaBin = testBuildDir / "bin" + + /** A hack for now to get quick running. + */ + def needsForkJoin = { + val loader = nsc.util.ScalaClassLoader.fromURLs(List(library.toURL)) + val fjMarker = "scala.concurrent.forkjoin.ForkJoinTask" + val clazz = loader.tryToLoadClass(fjMarker) + + if (clazz.isDefined) debug("Loaded ForkJoinTask OK, don't need jar.") + else debug("Could not load ForkJoinTask, putting jar on classpath.") + + clazz.isEmpty + } + lazy val forkJoinPath: List[Path] = if (needsForkJoin) List(forkjoin) else Nil + + /** Internal **/ + private def repo = partestDir.parent.normalize + // XXX - is this needed? Where? + // + // private val pluginOptionString = "-Xplugin:" + // private def updatedPluginPath(options: String): String = { + // val (pluginArgs, rest) = toArgs(options) partition (_ startsWith pluginOptionString) + // // join all plugin paths as one classpath + // val pluginPaths = ClassPath.join(pluginArgs map (_ stripPrefix pluginOptionString): _*) + // // map all paths to absolute + // val newPath = ClassPath.map(pluginPaths, x => absolutize(x).path) + // // recreate option + // val pluginOption = if (newPath == "") None else Some(pluginOptionString + newPath) + // + // fromArgs(rest ::: pluginOption.toList) + // } + + private def pathForComponent(what: String, jarFormat: String = "scala-%s.jar"): Path = { + def asDir = testBuildDir / "classes" / what + def asJar = testBuildDir / "lib" / jarFormat.format(what) + + if (asDir.isDirectory) asDir + else if (asJar.isFile) asJar + else "" + } + private def pathForLibrary(what: String) = File(repo / "lib" / (what + ".jar")) + } + + def printConfigBanner() = { + debug("Java VM started with arguments: '%s'" format fromArgs(Process.javaVmArguments)) + debug("System Properties:\n" + util.allPropertiesString()) + + normal(configBanner()) + } + + /** Treat an access control failure as None. */ + private def wrapAccessControl[T](body: => Option[T]): Option[T] = + try body catch { case _: java.security.AccessControlException => None } + + private def configBanner() = { + val javaBin = Path(javaHome) / "bin" + val javaInfoString = "%s (build %s, %s)".format(javaVmName, javaVmVersion, javaVmInfo) + + List( + "Scala compiler classes in: " + testBuildDir, + "Scala version is: " + nsc.Properties.versionMsg, + "Scalac options are: " + universe.scalacOpts, + "Java binaries in: " + javaBin, + "Java runtime is: " + javaInfoString, + "Java runtime options: " + (Process.javaVmArguments mkString " "), + "Javac options are: " + universe.javacOpts, + "Java options are: " + universe.javaOpts, + "Source directory is: " + src, + "Selected categories: " + (selectedCategories mkString " "), + "" + ) mkString "\n" + } +} |