From 8a61ff432543a29234193cd1f7c14abd3f3d31a0 Mon Sep 17 00:00:00 2001
From: Felix Mulder <felix.mulder@gmail.com>
Date: Wed, 2 Nov 2016 11:08:28 +0100
Subject: Move compiler and compiler tests to compiler dir

---
 compiler/test/dotc/build.scala                 |  40 +++
 compiler/test/dotc/comptest.scala              |  24 ++
 compiler/test/dotc/scala-collections.whitelist | 282 +++++++++++++++++++
 compiler/test/dotc/tests.scala                 | 359 +++++++++++++++++++++++++
 4 files changed, 705 insertions(+)
 create mode 100644 compiler/test/dotc/build.scala
 create mode 100644 compiler/test/dotc/comptest.scala
 create mode 100644 compiler/test/dotc/scala-collections.whitelist
 create mode 100644 compiler/test/dotc/tests.scala

(limited to 'compiler/test/dotc')

diff --git a/compiler/test/dotc/build.scala b/compiler/test/dotc/build.scala
new file mode 100644
index 000000000..b1c8db7c7
--- /dev/null
+++ b/compiler/test/dotc/build.scala
@@ -0,0 +1,40 @@
+package dotc
+
+import java.io.File
+
+object build extends tests {
+
+  private def deleteFilesInFolder(folder: File, deleteFolder: Boolean = false): Unit = {
+    val files = folder.listFiles()
+    if(files != null) { //some JVMs return null for empty dirs
+        for(f <- files) {
+            if(f.isDirectory) {
+              deleteFilesInFolder(f, deleteFolder = true)
+            } else {
+                f.delete()
+            }
+        }
+    }
+    if(deleteFolder) folder.delete()
+  }
+
+  def clearOutput() = {
+    deleteFilesInFolder(new File(defaultOutputDir)) // clear previous output
+    val keepFile = new File(defaultOutputDir + ".keep")
+    keepFile.createNewFile()
+  }
+
+  def main(args: Array[String]): Unit = {
+    println("----------  Building bootstrapped dotty-lib  ----------------------------------------------")
+    clearOutput()
+    dottyBootedLib
+    val p1 = Runtime.getRuntime.exec(Array("jar", "cf", "dotty-lib.jar", "-C", "out", "."))
+    p1.waitFor()
+
+    println("----------  Building bootstrapped dotty depending on dotty-lib compiled by dotty ----------")
+    clearOutput()
+    dottyDependsOnBootedLib
+    val p2 = Runtime.getRuntime.exec(Array("jar", "cf", "dotty.jar", "-C", "out", "."))
+    p2.waitFor()
+  }
+}
diff --git a/compiler/test/dotc/comptest.scala b/compiler/test/dotc/comptest.scala
new file mode 100644
index 000000000..5ae1823e8
--- /dev/null
+++ b/compiler/test/dotc/comptest.scala
@@ -0,0 +1,24 @@
+package dotc
+
+import dotty.tools.dotc.CompilerTest
+
+object comptest extends CompilerTest {
+
+  override val generatePartestFiles = false
+  val defaultOutputDir: String = ""
+
+  val posDir = "./tests/pos/"
+  val negDir = "./tests/neg/"
+  val dotcDir = "./src/dotty/"
+
+  def main(args: Array[String]) =
+    compileList("comptest", List(
+      dotcDir + "tools/dotc/CompilationUnit.scala",
+      dotcDir + "tools/dotc/core/Types.scala",
+      dotcDir + "tools/dotc/ast/Trees.scala"), List(
+      "#runs", "2",
+      "-Ylog:frontend",
+      "-Xprompt"))(Nil)
+
+//    compileDir(dotcDir + "tools/dotc/", "printing", List("-Xprompt", "-Ylog:frontend", "#runs", "2", "-uniqid"))
+}
diff --git a/compiler/test/dotc/scala-collections.whitelist b/compiler/test/dotc/scala-collections.whitelist
new file mode 100644
index 000000000..29db48cf2
--- /dev/null
+++ b/compiler/test/dotc/scala-collections.whitelist
@@ -0,0 +1,282 @@
+./scala-scala/src/library/scala/runtime/RichBoolean.scala
+./scala-scala/src/library/scala/runtime/RichByte.scala
+./scala-scala/src/library/scala/runtime/RichChar.scala
+./scala-scala/src/library/scala/runtime/RichDouble.scala
+./scala-scala/src/library/scala/runtime/RichException.scala
+./scala-scala/src/library/scala/runtime/RichFloat.scala
+./scala-scala/src/library/scala/runtime/RichInt.scala
+./scala-scala/src/library/scala/runtime/RichLong.scala
+./scala-scala/src/library/scala/runtime/RichShort.scala
+./scala-scala/src/library/scala/Array.scala
+./scala-scala/src/library/scala/NotImplementedError.scala
+./scala-scala/src/library/scala/AnyValCompanion.scala
+
+# AnyVal is a synthesized class in Dotty, cannot be compiled from source.
+#./scala-scala/src/library/scala/AnyVal.scala
+
+./scala-scala/src/library/scala/Boolean.scala
+./scala-scala/src/library/scala/Byte.scala
+./scala-scala/src/library/scala/Char.scala
+./scala-scala/src/library/scala/Double.scala
+./scala-scala/src/library/scala/Float.scala
+./scala-scala/src/library/scala/Int.scala
+./scala-scala/src/library/scala/Long.scala
+./scala-scala/src/library/scala/Short.scala
+./scala-scala/src/library/scala/Unit.scala
+./scala-scala/src/library/scala/Cloneable.scala
+./scala-scala/src/library/scala/DelayedInit.scala
+./scala-scala/src/library/scala/Dynamic.scala
+./scala-scala/src/library/scala/Equals.scala
+./scala-scala/src/library/scala/Immutable.scala
+./scala-scala/src/library/scala/MatchError.scala
+./scala-scala/src/library/scala/Mutable.scala
+./scala-scala/src/library/scala/NotNull.scala
+./scala-scala/src/library/scala/Option.scala
+./scala-scala/src/library/scala/PartialFunction.scala
+./scala-scala/src/library/scala/Predef.scala
+./scala-scala/src/library/scala/Product.scala
+./scala-scala/src/library/scala/Product1.scala
+./scala-scala/src/library/scala/Product10.scala
+./scala-scala/src/library/scala/Product11.scala
+./scala-scala/src/library/scala/Product12.scala
+./scala-scala/src/library/scala/Product13.scala
+./scala-scala/src/library/scala/Product14.scala
+./scala-scala/src/library/scala/Product15.scala
+./scala-scala/src/library/scala/Product16.scala
+./scala-scala/src/library/scala/Product17.scala
+./scala-scala/src/library/scala/Product18.scala
+./scala-scala/src/library/scala/Product19.scala
+./scala-scala/src/library/scala/Product2.scala
+./scala-scala/src/library/scala/Product20.scala
+./scala-scala/src/library/scala/Product21.scala
+./scala-scala/src/library/scala/Product22.scala
+./scala-scala/src/library/scala/Product3.scala
+./scala-scala/src/library/scala/Product4.scala
+./scala-scala/src/library/scala/Product5.scala
+./scala-scala/src/library/scala/Product6.scala
+./scala-scala/src/library/scala/Product7.scala
+./scala-scala/src/library/scala/Product8.scala
+./scala-scala/src/library/scala/Product9.scala
+./scala-scala/src/library/scala/Proxy.scala
+./scala-scala/src/library/scala/SerialVersionUID.scala
+./scala-scala/src/library/scala/Serializable.scala
+./scala-scala/src/library/scala/Specializable.scala
+./scala-scala/src/library/scala/Symbol.scala
+./scala-scala/src/library/scala/UninitializedError.scala
+./scala-scala/src/library/scala/UninitializedFieldError.scala
+./scala-scala/src/library/scala/collection/IndexedSeqOptimized.scala
+./scala-scala/src/library/scala/collection/IterableLike.scala
+./scala-scala/src/library/scala/collection/Iterator.scala
+./scala-scala/src/library/scala/collection/LinearSeqOptimized.scala
+./scala-scala/src/library/scala/collection/TraversableOnce.scala
+./scala-scala/src/library/scala/collection/generic/Growable.scala
+./scala-scala/src/library/scala/collection/generic/TraversableForwarder.scala
+./scala-scala/src/library/scala/collection/immutable/BitSet.scala
+./scala-scala/src/library/scala/collection/immutable/DefaultMap.scala
+./scala-scala/src/library/scala/collection/immutable/IndexedSeq.scala
+./scala-scala/src/library/scala/collection/immutable/Iterable.scala
+./scala-scala/src/library/scala/collection/immutable/LinearSeq.scala
+./scala-scala/src/library/scala/collection/immutable/List.scala
+./scala-scala/src/library/scala/collection/immutable/MapProxy.scala
+./scala-scala/src/library/scala/collection/immutable/PagedSeq.scala
+./scala-scala/src/library/scala/collection/immutable/Queue.scala
+./scala-scala/src/library/scala/collection/immutable/Seq.scala
+./scala-scala/src/library/scala/collection/mutable/IndexedSeq.scala
+./scala-scala/src/library/scala/collection/mutable/ListBuffer.scala
+./scala-scala/src/library/scala/collection/mutable/BufferLike.scala
+
+./scala-scala/src/library/scala/collection/mutable/ArrayBuilder.scala
+
+./scala-scala/src/library/scala/collection/immutable/Stack.scala
+./scala-scala/src/library/scala/collection/immutable/StringLike.scala
+./scala-scala/src/library/scala/collection/immutable/StringOps.scala
+./scala-scala/src/library/scala/collection/immutable/Traversable.scala
+./scala-scala/src/library/scala/collection/immutable/Vector.scala
+./scala-scala/src/library/scala/collection/immutable/WrappedString.scala
+./scala-scala/src/library/scala/collection/mutable/Builder.scala
+./scala-scala/src/library/scala/collection/mutable/GrowingBuilder.scala
+./scala-scala/src/library/scala/collection/mutable/WrappedArray.scala
+./scala-scala/src/library/scala/collection/mutable/WrappedArrayBuilder.scala
+./scala-scala/src/library/scala/deprecated.scala
+./scala-scala/src/library/scala/deprecatedInheritance.scala
+./scala-scala/src/library/scala/deprecatedName.scala
+./scala-scala/src/library/scala/deprecatedOverriding.scala
+./scala-scala/src/library/scala/inline.scala
+./scala-scala/src/library/scala/language.scala
+./scala-scala/src/library/scala/languageFeature.scala
+./scala-scala/src/library/scala/math/Equiv.scala
+./scala-scala/src/library/scala/math/Fractional.scala
+./scala-scala/src/library/scala/math/Integral.scala
+./scala-scala/src/library/scala/math/Numeric.scala
+./scala-scala/src/library/scala/math/Ordered.scala
+./scala-scala/src/library/scala/math/Ordering.scala
+./scala-scala/src/library/scala/math/PartialOrdering.scala
+./scala-scala/src/library/scala/math/ScalaNumericConversions.scala
+./scala-scala/src/library/scala/math/package.scala
+./scala-scala/src/library/scala/native.scala
+./scala-scala/src/library/scala/noinline.scala
+./scala-scala/src/library/scala/package.scala
+./scala-scala/src/library/scala/remote.scala
+./scala-scala/src/library/scala/specialized.scala
+./scala-scala/src/library/scala/throws.scala
+./scala-scala/src/library/scala/transient.scala
+./scala-scala/src/library/scala/unchecked.scala
+./scala-scala/src/library/scala/volatile.scala
+./scala-scala/src/library/scala/collection/BitSet.scala
+./scala-scala/src/library/scala/collection/BitSetLike.scala
+./scala-scala/src/library/scala/collection/BufferedIterator.scala
+./scala-scala/src/library/scala/collection/CustomParallelizable.scala
+./scala-scala/src/library/scala/collection/DefaultMap.scala
+./scala-scala/src/library/scala/collection/GenIterable.scala
+./scala-scala/src/library/scala/collection/GenIterableLike.scala
+./scala-scala/src/library/scala/collection/GenMap.scala
+./scala-scala/src/library/scala/collection/GenMapLike.scala
+./scala-scala/src/library/scala/collection/GenSeq.scala
+./scala-scala/src/library/scala/collection/GenSeqLike.scala
+./scala-scala/src/library/scala/collection/GenSet.scala
+./scala-scala/src/library/scala/collection/GenSetLike.scala
+./scala-scala/src/library/scala/collection/GenTraversable.scala
+./scala-scala/src/library/scala/collection/GenTraversableLike.scala
+
+./scala-scala/src/library/scala/collection/GenTraversableOnce.scala
+./scala-scala/src/library/scala/collection/IndexedSeq.scala
+./scala-scala/src/library/scala/collection/IndexedSeqLike.scala
+./scala-scala/src/library/scala/collection/Iterable.scala
+./scala-scala/src/library/scala/collection/IterableProxy.scala
+./scala-scala/src/library/scala/collection/IterableProxyLike.scala
+./scala-scala/src/library/scala/collection/JavaConversions.scala
+./scala-scala/src/library/scala/collection/JavaConverters.scala
+./scala-scala/src/library/scala/collection/LinearSeq.scala
+./scala-scala/src/library/scala/collection/LinearSeqLike.scala
+./scala-scala/src/library/scala/collection/Map.scala
+./scala-scala/src/library/scala/collection/MapLike.scala
+./scala-scala/src/library/scala/collection/MapProxy.scala
+./scala-scala/src/library/scala/collection/MapProxyLike.scala
+./scala-scala/src/library/scala/collection/Parallel.scala
+./scala-scala/src/library/scala/collection/Parallelizable.scala
+./scala-scala/src/library/scala/collection/Searching.scala
+./scala-scala/src/library/scala/collection/Seq.scala
+./scala-scala/src/library/scala/collection/SeqExtractors.scala
+./scala-scala/src/library/scala/collection/SeqLike.scala
+./scala-scala/src/library/scala/collection/SeqProxy.scala
+./scala-scala/src/library/scala/collection/SeqProxyLike.scala
+./scala-scala/src/library/scala/collection/Set.scala
+./scala-scala/src/library/scala/collection/SetLike.scala
+./scala-scala/src/library/scala/collection/SetProxy.scala
+./scala-scala/src/library/scala/collection/SetProxyLike.scala
+./scala-scala/src/library/scala/collection/SortedMap.scala
+./scala-scala/src/library/scala/collection/SortedMapLike.scala
+./scala-scala/src/library/scala/collection/SortedSet.scala
+./scala-scala/src/library/scala/collection/SortedSetLike.scala
+./scala-scala/src/library/scala/collection/Traversable.scala
+./scala-scala/src/library/scala/collection/TraversableLike.scala
+
+./scala-scala/src/library/scala/collection/TraversableProxy.scala
+./scala-scala/src/library/scala/collection/TraversableProxyLike.scala
+./scala-scala/src/library/scala/collection/package.scala
+
+./scala-scala/src/library/scala/collection/IterableView.scala
+./scala-scala/src/library/scala/collection/SeqView.scala
+./scala-scala/src/library/scala/collection/TraversableView.scala
+
+## those classes use early initialisers.
+./scala-scala/src/library/scala/collection/TraversableViewLike.scala
+./scala-scala/src/library/scala/collection/IterableViewLike.scala
+./scala-scala/src/library/scala/collection/SeqViewLike.scala
+./scala-scala/src/library/scala/collection/mutable/IndexedSeqView.scala
+./scala-scala/src/library/scala/collection/immutable/StreamViewLike.scala
+./scala-scala/src/library/scala/collection/immutable/TrieIterator.scala
+
+./scala-scala/src/library/scala/collection/immutable/HashMap.scala
+./scala-scala/src/library/scala/collection/immutable/HashSet.scala
+
+
+./scala-scala/src/library/scala/collection/immutable/IntMap.scala
+./scala-scala/src/library/scala/collection/immutable/ListMap.scala
+./scala-scala/src/library/scala/collection/immutable/ListSet.scala
+./scala-scala/src/library/scala/collection/immutable/LongMap.scala
+
+./scala-scala/src/library/scala/collection/immutable/Map.scala
+./scala-scala/src/library/scala/collection/immutable/MapLike.scala
+./scala-scala/src/library/scala/collection/immutable/NumericRange.scala
+./scala-scala/src/library/scala/collection/immutable/Range.scala
+./scala-scala/src/library/scala/collection/immutable/RedBlackTree.scala
+
+# had a variance error, now fixed.
+./scala-scala/src/library/scala/collection/immutable/Set.scala
+
+./scala-scala/src/library/scala/collection/immutable/SetProxy.scala
+
+# https://github.com/lampepfl/dotty/issues/942
+./scala-scala/src/library/scala/collection/immutable/SortedMap.scala
+./scala-scala/src/library/scala/collection/immutable/SortedSet.scala
+
+# https://github.com/lampepfl/dotty/issues/941
+./scala-scala/src/library/scala/collection/immutable/Stream.scala
+./scala-scala/src/library/scala/collection/immutable/StreamView.scala
+
+./scala-scala/src/library/scala/collection/immutable/TreeMap.scala
+./scala-scala/src/library/scala/collection/immutable/TreeSet.scala
+./scala-scala/src/library/scala/collection/generic/BitOperations.scala
+./scala-scala/src/library/scala/collection/generic/BitSetFactory.scala
+./scala-scala/src/library/scala/collection/generic/CanBuildFrom.scala
+./scala-scala/src/library/scala/collection/generic/CanCombineFrom.scala
+./scala-scala/src/library/scala/collection/generic/ClassTagTraversableFactory.scala
+./scala-scala/src/library/scala/collection/generic/Clearable.scala
+./scala-scala/src/library/scala/collection/generic/FilterMonadic.scala
+./scala-scala/src/library/scala/collection/generic/GenMapFactory.scala
+./scala-scala/src/library/scala/collection/generic/GenSeqFactory.scala
+./scala-scala/src/library/scala/collection/generic/GenSetFactory.scala
+./scala-scala/src/library/scala/collection/generic/GenTraversableFactory.scala
+./scala-scala/src/library/scala/collection/generic/GenericClassTagCompanion.scala
+./scala-scala/src/library/scala/collection/generic/GenericClassTagTraversableTemplate.scala
+./scala-scala/src/library/scala/collection/generic/GenericCompanion.scala
+./scala-scala/src/library/scala/collection/generic/GenericOrderedCompanion.scala
+./scala-scala/src/library/scala/collection/generic/GenericOrderedTraversableTemplate.scala
+./scala-scala/src/library/scala/collection/generic/GenericParCompanion.scala
+./scala-scala/src/library/scala/collection/generic/GenericParTemplate.scala
+./scala-scala/src/library/scala/collection/generic/GenericSeqCompanion.scala
+./scala-scala/src/library/scala/collection/generic/GenericSetTemplate.scala
+
+./scala-scala/src/library/scala/collection/generic/GenericTraversableTemplate.scala
+
+./scala-scala/src/library/scala/collection/generic/HasNewBuilder.scala
+./scala-scala/src/library/scala/collection/generic/HasNewCombiner.scala
+
+./scala-scala/src/library/scala/collection/generic/ImmutableMapFactory.scala
+./scala-scala/src/library/scala/collection/generic/ImmutableSetFactory.scala
+
+./scala-scala/src/library/scala/collection/generic/ImmutableSortedMapFactory.scala
+./scala-scala/src/library/scala/collection/generic/ImmutableSortedSetFactory.scala
+./scala-scala/src/library/scala/collection/generic/IndexedSeqFactory.scala
+./scala-scala/src/library/scala/collection/generic/IsSeqLike.scala
+./scala-scala/src/library/scala/collection/generic/IsTraversableLike.scala
+./scala-scala/src/library/scala/collection/generic/IsTraversableOnce.scala
+./scala-scala/src/library/scala/collection/generic/IterableForwarder.scala
+
+./scala-scala/src/library/scala/collection/generic/MapFactory.scala
+./scala-scala/src/library/scala/collection/generic/MutableMapFactory.scala
+./scala-scala/src/library/scala/collection/generic/MutableSetFactory.scala
+./scala-scala/src/library/scala/collection/generic/ParMapFactory.scala
+./scala-scala/src/library/scala/collection/generic/SeqFactory.scala
+./scala-scala/src/library/scala/collection/generic/SortedMapFactory.scala
+./scala-scala/src/library/scala/collection/generic/SortedSetFactory.scala
+./scala-scala/src/library/scala/collection/generic/SetFactory.scala
+./scala-scala/src/library/scala/collection/generic/ParFactory.scala
+
+# https://github.com/lampepfl/dotty/issues/974 -> @smarter
+./scala-scala/src/library/scala/collection/generic/MutableSortedSetFactory.scala
+
+# cyclic reference, maybe related to #974 -> @smarter
+#./scala-scala/src/library/scala/collection/generic/ParSetFactory.scala
+
+./scala-scala/src/library/scala/collection/generic/OrderedTraversableFactory.scala
+./scala-scala/src/library/scala/collection/generic/SeqForwarder.scala
+./scala-scala/src/library/scala/collection/generic/Shrinkable.scala
+./scala-scala/src/library/scala/collection/generic/Signalling.scala
+./scala-scala/src/library/scala/collection/generic/Sizing.scala
+./scala-scala/src/library/scala/collection/generic/SliceInterval.scala
+./scala-scala/src/library/scala/collection/generic/Sorted.scala
+./scala-scala/src/library/scala/collection/generic/Subtractable.scala
+./scala-scala/src/library/scala/collection/generic/TraversableFactory.scala
+./scala-scala/src/library/scala/collection/generic/package.scala
diff --git a/compiler/test/dotc/tests.scala b/compiler/test/dotc/tests.scala
new file mode 100644
index 000000000..bb3b1e5e0
--- /dev/null
+++ b/compiler/test/dotc/tests.scala
@@ -0,0 +1,359 @@
+package dotc
+
+import dotty.tools.dotc.CompilerTest
+import org.junit.{Before, Test}
+
+import java.io.{ File => JFile }
+import scala.reflect.io.Directory
+import scala.io.Source
+
+// tests that match regex '(pos|dotc|run|java|compileStdLib)\.*' would be executed as benchmarks.
+class tests extends CompilerTest {
+
+  def isRunByJenkins: Boolean = sys.props.isDefinedAt("dotty.jenkins.build")
+
+  val defaultOutputDir = "../out/"
+
+  val noCheckOptions = List(
+//    "-verbose",
+//    "-Ylog:frontend",
+//    "-Xprompt",
+//    "-explaintypes",
+//    "-Yshow-suppressed-errors",
+    "-pagewidth", "120",
+    "-d", defaultOutputDir
+  )
+
+  val checkOptions = List(
+    "-Yno-deep-subtypes",
+    "-Yno-double-bindings",
+    "-Yforce-sbt-phases",
+    "-color:never"
+  )
+
+  val classPath = {
+    val paths = List(
+      "../library/target/scala-2.11/dotty-library_2.11-0.1-SNAPSHOT.jar",
+      "./target/scala-2.11/dotty-compiler_2.11-0.1-SNAPSHOT.jar",
+      "../interfaces/target/dotty-interfaces-0.1-SNAPSHOT.jar"
+    ).map { p =>
+      val file = new JFile(p)
+      assert(
+        file.exists,
+        s"""File "$p" couldn't be found. Run `packageAll` from build tool before testing"""
+      )
+      file.getAbsolutePath
+    }.mkString(":")
+
+    List("-classpath", paths)
+  }
+
+  implicit val defaultOptions = noCheckOptions ++ {
+    if (isRunByJenkins) List("-Ycheck:tailrec,resolveSuper,mixin,restoreScopes,labelDef") // should be Ycheck:all, but #725
+    else List("-Ycheck:tailrec,resolveSuper,mixin,restoreScopes,labelDef")
+  } ++ checkOptions ++ classPath
+
+  val testPickling = List("-Xprint-types", "-Ytest-pickler", "-Ystop-after:pickler", "-Yprintpos")
+
+  val twice = List("#runs", "2")
+  val staleSymbolError: List[String] = List()
+
+  val allowDeepSubtypes = defaultOptions diff List("-Yno-deep-subtypes")
+  val allowDoubleBindings = defaultOptions diff List("-Yno-double-bindings")
+  val scala2mode = List("-language:Scala2")
+
+  val explicitUTF8 = List("-encoding", "UTF8")
+  val explicitUTF16 = List("-encoding", "UTF16")
+
+  val testsDir      = "../tests/"
+  val posDir        = testsDir + "pos/"
+  val posSpecialDir = testsDir + "pos-special/"
+  val posScala2Dir  = testsDir + "pos-scala2/"
+  val negDir        = testsDir + "neg/"
+  val runDir        = testsDir + "run/"
+  val newDir        = testsDir + "new/"
+  val replDir       = testsDir + "repl/"
+
+  val sourceDir = "./src/"
+  val dottyDir  = sourceDir + "dotty/"
+  val toolsDir  = dottyDir + "tools/"
+  val backendDir = toolsDir + "backend/"
+  val dotcDir   = toolsDir + "dotc/"
+  val coreDir   = dotcDir + "core/"
+  val parsingDir = dotcDir + "parsing/"
+  val dottyReplDir   = dotcDir + "repl/"
+  val typerDir  = dotcDir + "typer/"
+  val libDir = "../library/src/"
+
+  @Before def cleanup(): Unit = {
+    // remove class files from stdlib and tests compilation
+    Directory(defaultOutputDir + "scala").deleteRecursively()
+    Directory(defaultOutputDir + "java").deleteRecursively()
+  }
+
+  @Test def pickle_pickleOK = compileDir(testsDir, "pickling", testPickling)
+// This directory doesn't exist anymore
+// @Test def pickle_pickling = compileDir(coreDir, "pickling", testPickling)
+  @Test def pickle_ast = compileDir(dotcDir, "ast", testPickling)
+  @Test def pickle_inf = compileFile(posDir, "pickleinf", testPickling)
+
+  //@Test def pickle_core = compileDir(dotcDir, "core", testPickling, xerrors = 2) // two spurious comparison errors in Types and TypeOps
+
+  @Test def pos_arraycopy =
+    compileFile(runDir, "arraycopy", List("-Ylog-classpath"))
+  @Test def pos_t2168_pat = compileFile(posDir, "t2168", twice)
+  @Test def pos_erasure = compileFile(posDir, "erasure", twice)
+  @Test def pos_Coder() = compileFile(posDir, "Coder", twice)
+  @Test def pos_blockescapes() = compileFile(posDir, "blockescapes", twice)
+  @Test def pos_collections() = compileFile(posDir, "collections", twice)
+  @Test def pos_functions1() = compileFile(posDir, "functions1", twice)
+  @Test def pos_implicits1() = compileFile(posDir, "implicits1", twice)
+  @Test def pos_inferred() = compileFile(posDir, "inferred", twice)
+  @Test def pos_Patterns() = compileFile(posDir, "Patterns", twice)
+  @Test def pos_selftypes() = compileFile(posDir, "selftypes", twice)
+  @Test def pos_varargs() = compileFile(posDir, "varargs", twice)
+  @Test def pos_vararg_patterns() = compileFile(posDir, "vararg-pattern", twice)
+  @Test def pos_opassign() = compileFile(posDir, "opassign", twice)
+  @Test def pos_typedapply() = compileFile(posDir, "typedapply", twice)
+  @Test def pos_nameddefaults() = compileFile(posDir, "nameddefaults", twice)
+  @Test def pos_desugar() = compileFile(posDir, "desugar", twice)
+  @Test def pos_sigs() = compileFile(posDir, "sigs", twice)
+  @Test def pos_typers() = compileFile(posDir, "typers", twice)
+  @Test def pos_typedIdents() = compileDir(posDir, "typedIdents", twice)
+  @Test def pos_assignments() = compileFile(posDir, "assignments", twice)
+  @Test def pos_packageobject() = compileFile(posDir, "packageobject", twice)
+  @Test def pos_overloaded() = compileFile(posDir, "overloaded", twice)
+  @Test def pos_overrides() = compileFile(posDir, "overrides", twice)
+  @Test def pos_javaOverride() = compileDir(posDir, "java-override", twice)
+  @Test def pos_templateParents() = compileFile(posDir, "templateParents", twice)
+  @Test def pos_overloadedAccess = compileFile(posDir, "overloadedAccess", twice)
+  @Test def pos_approximateUnion = compileFile(posDir, "approximateUnion", twice)
+  @Test def pos_tailcall = compileDir(posDir, "tailcall", twice)
+  @Test def pos_valueclasses = compileFiles(posDir + "pos_valueclasses/", twice)
+  @Test def pos_nullarify = compileFile(posDir, "nullarify", args = "-Ycheck:nullarify" :: Nil)
+  @Test def pos_subtyping = compileFile(posDir, "subtyping", twice)
+  @Test def pos_packageObj = compileFile(posDir, "i0239", twice)
+  @Test def pos_anonClassSubtyping = compileFile(posDir, "anonClassSubtyping", twice)
+  @Test def pos_extmethods = compileFile(posDir, "extmethods", twice)
+  @Test def pos_companions = compileFile(posDir, "companions", twice)
+
+  @Test def pos_all = compileFiles(posDir) // twice omitted to make tests run faster
+
+  @Test def pos_scala2_all = compileFiles(posScala2Dir, scala2mode)
+
+  @Test def rewrites = compileFile(posScala2Dir, "rewrites", "-rewrite" :: scala2mode)
+
+  @Test def pos_859 = compileFile(posSpecialDir, "i859", scala2mode)(allowDeepSubtypes)
+  @Test def pos_t8146a = compileFile(posSpecialDir, "t8146a")(allowDeepSubtypes)
+
+  @Test def pos_t5545 = {
+    // compile by hand in two batches, since junit lacks the infrastructure to
+    // compile files in multiple batches according to _1, _2, ... suffixes.
+    compileFile(posSpecialDir, "spec-t5545/S_1")
+    compileFile(posSpecialDir, "spec-t5545/S_2")
+  }
+  @Test def pos_utf8 = compileFile(posSpecialDir, "utf8encoded", explicitUTF8)
+  @Test def pos_utf16 = compileFile(posSpecialDir, "utf16encoded", explicitUTF16)
+
+  @Test def new_all = compileFiles(newDir, twice)
+  @Test def repl_all = replFiles(replDir)
+
+  @Test def neg_all = compileFiles(negDir, verbose = true, compileSubDirs = false)
+  @Test def neg_typedIdents() = compileDir(negDir, "typedIdents")
+
+  val negCustomArgs = negDir + "customArgs/"
+
+  @Test def neg_cli_error = compileFile(negCustomArgs, "cliError", List("-thisOptionDoesNotExist"))
+
+  @Test def neg_typers() = compileFile(negCustomArgs, "typers")(allowDoubleBindings)
+  @Test def neg_overrideClass = compileFile(negCustomArgs, "overrideClass", scala2mode)
+  @Test def neg_autoTupling = compileFile(negCustomArgs, "autoTuplingTest", args = "-language:noAutoTupling" :: Nil)
+  @Test def neg_i1050 = compileFile(negCustomArgs, "i1050", List("-strict"))
+  @Test def neg_i1240 = compileFile(negCustomArgs, "i1240")(allowDoubleBindings)
+
+  val negTailcallDir = negDir + "tailcall/"
+  @Test def neg_tailcall_t1672b = compileFile(negTailcallDir, "t1672b")
+  @Test def neg_tailcall_t3275 = compileFile(negTailcallDir, "t3275")
+  @Test def neg_tailcall_t6574 = compileFile(negTailcallDir, "t6574")
+  @Test def neg_tailcall = compileFile(negTailcallDir, "tailrec")
+  @Test def neg_tailcall2 = compileFile(negTailcallDir, "tailrec-2")
+  @Test def neg_tailcall3 = compileFile(negTailcallDir, "tailrec-3")
+
+  @Test def neg_nopredef = compileFile(negCustomArgs, "nopredef", List("-Yno-predef"))
+  @Test def neg_noimports = compileFile(negCustomArgs, "noimports", List("-Yno-imports"))
+  @Test def neg_noimpots2 = compileFile(negCustomArgs, "noimports2", List("-Yno-imports"))
+
+  @Test def run_all = runFiles(runDir)
+
+  val stdlibFiles = Source.fromFile("./test/dotc/scala-collections.whitelist", "UTF8").getLines()
+   .map(_.trim) // allow identation
+   .filter(!_.startsWith("#")) // allow comment lines prefixed by #
+   .map(_.takeWhile(_ != '#').trim) // allow comments in the end of line
+   .filter(_.nonEmpty)
+   .map("." + _) // files are contained one dir up
+   .toList
+
+  @Test def compileStdLib = compileList("compileStdLib", stdlibFiles, "-migration" :: "-Yno-inline" :: scala2mode)
+  @Test def compileMixed = compileLine(
+      """../tests/pos/B.scala
+        |../scala-scala/src/library/scala/collection/immutable/Seq.scala
+        |../scala-scala/src/library/scala/collection/parallel/ParSeq.scala
+        |../scala-scala/src/library/scala/package.scala
+        |../scala-scala/src/library/scala/collection/GenSeqLike.scala
+        |../scala-scala/src/library/scala/collection/SeqLike.scala
+        |../scala-scala/src/library/scala/collection/generic/GenSeqFactory.scala""".stripMargin)
+  @Test def compileIndexedSeq = compileLine("../scala-scala/src/library/scala/collection/immutable/IndexedSeq.scala")
+
+  // Not a junit test anymore since it is order dependent
+  def dottyBootedLib = compileDir(libDir, ".")(allowDeepSubtypes) // note the -deep argument
+
+  // Not a junit test anymore since it is order dependent
+  def dottyDependsOnBootedLib = compileDir(dottyDir, ".")(allowDeepSubtypes) // note the -deep argument
+
+  @Test def dotc_ast = compileDir(dotcDir, "ast")
+  @Test def dotc_config = compileDir(dotcDir, "config")
+  @Test def dotc_core = compileDir(dotcDir, "core")(allowDeepSubtypes)// twice omitted to make tests run faster
+  @Test def dotc_core_nocheck = compileDir(dotcDir, "core")(noCheckOptions ++ classPath)
+
+// This directory doesn't exist anymore
+//  @Test def dotc_core_pickling = compileDir(coreDir, "pickling")(allowDeepSubtypes)// twice omitted to make tests run faster
+
+  @Test def dotc_transform = compileDir(dotcDir, "transform")(allowDeepSubtypes)// twice omitted to make tests run faster
+
+  @Test def dotc_parsing = compileDir(dotcDir, "parsing") // twice omitted to make tests run faster
+
+  @Test def dotc_printing = compileDir(dotcDir, "printing") // twice omitted to make tests run faster
+
+  @Test def dotc_reporting = compileDir(dotcDir, "reporting") // twice omitted to make tests run faster
+
+  @Test def dotc_typer = compileDir(dotcDir, "typer")// twice omitted to make tests run faster
+    // error: error while loading Checking$$anon$2$,
+    // class file 'target/scala-2.11/dotty_2.11-0.1-SNAPSHOT.jar(dotty/tools/dotc/typer/Checking$$anon$2.class)'
+    // has location not matching its contents: contains class $anon
+
+  @Test def dotc_util = compileDir(dotcDir, "util") // twice omitted to make tests run faster
+
+  @Test def tools_io = compileDir(toolsDir, "io") // inner class has symbol <none>
+
+  @Test def helloWorld = compileFile(posDir, "HelloWorld")
+  @Test def labels = compileFile(posDir, "Labels", twice)
+  //@Test def tools = compileDir(dottyDir, "tools", "-deep" :: Nil)(allowDeepSubtypes)
+
+  @Test def testNonCyclic = compileList("testNonCyclic", List(
+      dotcDir + "CompilationUnit.scala",
+      coreDir + "Types.scala",
+      dotcDir + "ast/Trees.scala"
+    ), List("-Xprompt") ++ staleSymbolError ++ twice)
+
+  @Test def testIssue_34 = compileList("testIssue_34", List(
+      dotcDir + "config/Properties.scala",
+      dotcDir + "config/PathResolver.scala"
+    ), List(/* "-Ylog:frontend", */ "-Xprompt") ++ staleSymbolError ++ twice)
+
+  val javaDir = "./tests/pos-java-interop/"
+  @Test def java_all = compileFiles(javaDir, twice)
+  //@Test def dotc_compilercommand = compileFile(dotcDir + "config/", "CompilerCommand")
+
+  //TASTY tests
+  @Test def tasty_new_all = compileFiles(newDir, testPickling)
+
+  @Test def tasty_dotty = compileDir(sourceDir, "dotty", testPickling)
+
+  // Disabled because we get stale symbol errors on the SourceFile annotation, which is normal.
+  // @Test def tasty_annotation_internal = compileDir(s"${dottyDir}annotation/", "internal", testPickling)
+
+  @Test def tasty_runtime = compileDir(s"${libDir}dotty/", "runtime", testPickling)
+  @Test def tasty_runtime_vc = compileDir(s"${libDir}dotty/runtime/", "vc", testPickling)
+
+  @Test def tasty_tools = compileDir(dottyDir, "tools", testPickling)
+
+  //TODO: issue with ./src/dotty/tools/backend/jvm/DottyBackendInterface.scala
+  @Test def tasty_backend_jvm = compileList("tasty_backend_jvm", List(
+    "CollectEntryPoints.scala", "GenBCode.scala", "LabelDefs.scala",
+    "scalaPrimitives.scala"
+  ) map (s"${backendDir}jvm/" + _), testPickling)
+
+  //@Test def tasty_backend_sjs = compileDir(s"${backendDir}", "sjs", testPickling)
+
+  @Test def tasty_dotc = compileDir(toolsDir, "dotc", testPickling)
+  @Test def tasty_dotc_ast = compileDir(dotcDir, "ast", testPickling)
+  @Test def tasty_dotc_config = compileDir(dotcDir, "config", testPickling)
+
+  //TODO: issue with ./src/dotty/tools/dotc/core/Types.scala
+  @Test def tasty_core = compileList("tasty_core", List(
+      "Annotations.scala", "Constants.scala", "Constraint.scala", "ConstraintHandling.scala",
+      "ConstraintRunInfo.scala", "Contexts.scala", "Decorators.scala", "Definitions.scala",
+      "DenotTransformers.scala", "Denotations.scala", "Flags.scala", "Hashable.scala",
+      "NameOps.scala", "Names.scala", "OrderingConstraint.scala", "Periods.scala",
+      "Phases.scala", "Scopes.scala", "Signature.scala", "StdNames.scala",
+      "Substituters.scala", "SymDenotations.scala", "SymbolLoaders.scala", "Symbols.scala",
+      "TypeApplications.scala", "TypeComparer.scala", "TypeErasure.scala", "TypeOps.scala",
+      "TyperState.scala", "Uniques.scala"
+    ) map (coreDir + _), testPickling)
+
+  @Test def tasty_classfile = compileDir(coreDir, "classfile", testPickling)
+  @Test def tasty_tasty = compileDir(coreDir, "tasty", testPickling)
+  @Test def tasty_unpickleScala2 = compileDir(coreDir, "unpickleScala2", testPickling)
+
+  //TODO: issue with ./src/dotty/tools/dotc/parsing/Parsers.scala
+  @Test def tasty_dotc_parsing = compileList("tasty_dotc_parsing", List(
+    "CharArrayReader.scala", "JavaParsers.scala", "JavaScanners.scala", "JavaTokens.scala",
+    "MarkupParserCommon.scala", "MarkupParsers.scala", "package.scala" ,"Scanners.scala",
+    "ScriptParsers.scala", "SymbolicXMLBuilder.scala", "Tokens.scala", "Utility.scala"
+  ) map (parsingDir + _), testPickling)
+
+  @Test def tasty_dotc_printing = compileDir(dotcDir, "printing", testPickling)
+
+  @Test def tasty_dotc_repl = compileDir(dotcDir, "repl", testPickling)
+
+  //@Test def tasty_dotc_reporting = compileDir(dotcDir, "reporting", testPickling)
+  @Test def tasty_dotc_rewrite = compileDir(dotcDir, "rewrite", testPickling)
+
+  //TODO: issues with LazyVals.scala, PatternMatcher.scala
+  @Test def tasty_dotc_transform = compileList("tasty_dotc_transform", List(
+    "AugmentScala2Traits.scala", "CapturedVars.scala", "CheckReentrant.scala", "CheckStatic.scala",
+    "ClassOf.scala", "CollectEntryPoints.scala", "Constructors.scala", "CrossCastAnd.scala",
+    "CtxLazy.scala", "ElimByName.scala", "ElimErasedValueType.scala", "ElimRepeated.scala",
+    "ElimStaticThis.scala", "Erasure.scala", "ExpandPrivate.scala", "ExpandSAMs.scala",
+    "ExplicitOuter.scala", "ExtensionMethods.scala", "FirstTransform.scala",
+    "Flatten.scala", "FullParameterization.scala", "FunctionalInterfaces.scala", "GetClass.scala",
+    "Getters.scala", "InterceptedMethods.scala", "LambdaLift.scala", "LiftTry.scala", "LinkScala2ImplClasses.scala",
+    "MacroTransform.scala", "Memoize.scala", "Mixin.scala", "MixinOps.scala", "NonLocalReturns.scala",
+    "NormalizeFlags.scala", "OverridingPairs.scala", "ParamForwarding.scala", "Pickler.scala", "PostTyper.scala",
+    "ResolveSuper.scala", "RestoreScopes.scala", "SeqLiterals.scala", "Splitter.scala", "SuperAccessors.scala",
+    "SymUtils.scala", "SyntheticMethods.scala", "TailRec.scala", "TreeChecker.scala", "TreeExtractors.scala",
+    "TreeGen.scala", "TreeTransform.scala", "TypeTestsCasts.scala", "TypeUtils.scala", "ValueClasses.scala",
+    "VCElideAllocations.scala", "VCInlineMethods.scala"
+  ) map (s"${dotcDir}transform/" + _), testPickling)
+
+  //TODO: issue with ./src/dotty/tools/dotc/typer/Namer.scala
+  @Test def tasty_typer = compileList("tasty_typer", List(
+    "Applications.scala", "Checking.scala", "ConstFold.scala", "ErrorReporting.scala",
+    "EtaExpansion.scala", "FrontEnd.scala", "Implicits.scala", "ImportInfo.scala",
+    "Inferencing.scala", "ProtoTypes.scala", "ReTyper.scala", "RefChecks.scala",
+    "TypeAssigner.scala", "Typer.scala", "VarianceChecker.scala", "Variances.scala"
+  ) map (typerDir + _), testPickling)
+
+  @Test def tasty_dotc_util = compileDir(dotcDir, "util", testPickling)
+  @Test def tasty_tools_io = compileDir(toolsDir, "io", testPickling)
+  @Test def tasty_tests = compileDir(testsDir, "tasty", testPickling)
+
+  @Test def tasty_bootstrap = {
+    val opt = List("-priorityclasspath", defaultOutputDir, "-Ylog-classpath")
+    // first compile dotty
+    compileDir(dottyDir, ".", List("-deep", "-Ycheck-reentrant", "-strict"))(allowDeepSubtypes)
+
+    compileDir(dottyDir, "tools", opt)
+    compileDir(toolsDir, "dotc", opt)
+    compileDir(dotcDir, "ast", opt)
+    compileDir(dotcDir, "config", opt)
+    compileDir(dotcDir, "parsing", opt)
+    compileDir(dotcDir, "printing", opt)
+    compileDir(dotcDir, "repl", opt)
+    compileDir(dotcDir, "reporting", opt)
+    compileDir(dotcDir, "rewrite", opt)
+    compileDir(dotcDir, "transform", opt)
+    compileDir(dotcDir, "typer", opt)
+    compileDir(dotcDir, "util", opt)
+  }
+}
-- 
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