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author | Aleksandar Pokopec <aleksandar.prokopec@epfl.ch> | 2010-10-04 14:05:35 +0000 |
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committer | Aleksandar Pokopec <aleksandar.prokopec@epfl.ch> | 2010-10-04 14:05:35 +0000 |
commit | e0372eddc160678010c2b45be84a04af81ff63e5 (patch) | |
tree | 31e038214ab23033d44f9202ae3525552be6541e /test | |
parent | 9e21fe6c690e31f2e3fe079e386f4d440935c09e (diff) | |
download | scala-e0372eddc160678010c2b45be84a04af81ff63e5.tar.gz scala-e0372eddc160678010c2b45be84a04af81ff63e5.tar.bz2 scala-e0372eddc160678010c2b45be84a04af81ff63e5.zip |
Fixed a scalacheck test group "test entire subd...
Fixed a scalacheck test group "test entire subdirectory" problem. It's
now possible to add scalacheck tests consisting of multiple files. No
review.
Diffstat (limited to 'test')
13 files changed, 596 insertions, 614 deletions
diff --git a/test/disabled/parallel-collections/ParallelIterableCheck.scala b/test/disabled/parallel-collections/ParallelIterableCheck.scala deleted file mode 100644 index fd323ef82c..0000000000 --- a/test/disabled/parallel-collections/ParallelIterableCheck.scala +++ /dev/null @@ -1,304 +0,0 @@ -package scala.collection.parallel - - - -import org.scalacheck._ -import org.scalacheck.Gen -import org.scalacheck.Gen._ -import org.scalacheck.Prop._ -import org.scalacheck.Properties - -import scala.collection._ -import scala.collection.parallel._ - - - - -abstract class ParallelIterableCheck[T](collName: String) extends Properties(collName) with Operators[T] { - type CollType <: ParIterable[T] with Sequentializable[T, Iterable[T]] - - def values: Seq[Gen[T]] - def instances(valgens: Seq[Gen[T]]): Gen[Traversable[T]] - def fromTraversable(t: Traversable[T]): CollType - def isCheckingViews: Boolean - - val rnd = new scala.util.Random - - def sample(gen: Gen[T]): T = { - var s = gen.sample - while (s == None) s = gen.sample - s.get - } - - def sampleValue: T = sample(values(rnd.nextInt(values.length))) - - def collectionPairs = for (inst <- instances(values)) yield (inst, fromTraversable(inst)) - - def collectionPairsWithLengths = for (inst <- instances(values); s <- choose(0, inst.size)) - yield (inst, fromTraversable(inst), s) - - def collectionPairsWith2Indices = for ( - inst <- instances(values); - f <- choose(0, inst.size); - s <- choose(0, inst.size)) - yield (inst, fromTraversable(inst), f, s) - - def collectionTriplets = for (inst <- instances(values); - updStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { - val modif = inst.toSeq.patch(updStart, inst.toSeq, howMany) - (inst, fromTraversable(inst), modif) - } - - property("reductions must be equal for assoc. operators") = forAll(collectionPairs) { case (t, coll) => - if (t.size != 0) { - val results = for ((op, ind) <- reduceOperators.zipWithIndex) yield { - ("op index: " + ind) |: t.reduceLeft(op) == coll.reduce(op) - } - results.reduceLeft(_ && _) - } else "has size 0" |: true - } - - property("counts must be equal") = forAll(collectionPairs) { case (t, coll) => - val results = for ((pred, ind) <- countPredicates.zipWithIndex) yield { - val tc = t.count(pred) - val cc = coll.count(pred) - if (tc != cc) { - println("from: " + t) - println("and: " + coll.toList) - println(tc) - println(cc) - } - ("op index: " + ind) |: tc == cc - } - results.reduceLeft(_ && _) - } - - property("forall must be equal") = forAll(collectionPairs) { case (t, coll) => - val results = for ((pred, ind) <- forallPredicates.zipWithIndex) - yield ("op index: " + ind) |: t.forall(pred) == coll.forall(pred) - results.reduceLeft(_ && _) - } - - property("exists must be equal") = forAll(collectionPairs) { case (t, coll) => - val results = for ((pred, ind) <- existsPredicates.zipWithIndex) - yield ("op index: " + ind) |: t.exists(pred) == coll.exists(pred) - results.reduceLeft(_ && _) - } - - property("both must find or not find an element") = forAll(collectionPairs) { case (t, coll) => - val results = for ((pred, ind) <- findPredicates.zipWithIndex) yield { - val ft = t.find(pred) - val fcoll = coll.find(pred) - ("op index: " + ind) |: ((ft == None && fcoll == None) || (ft != None && fcoll != None)) - } - results.reduceLeft(_ && _) - } - - property("mappings must be equal") = forAll(collectionPairs) { case (t, coll) => - val results = for ((f, ind) <- mapFunctions.zipWithIndex) - yield ("op index: " + ind) |: t.map(f) == coll.map(f) - results.reduceLeft(_ && _) - } - - property("collects must be equal") = forAll(collectionPairs) { case (t, coll) => - val results = for ((f, ind) <- partialMapFunctions.zipWithIndex) yield { - val ps = t.collect(f) - val pp = coll.collect(f) - if (ps != pp) { - println(t) - println(coll) - println("partially mapped to: ") - println(ps) - println(pp) - } - ("op index: " + ind) |: ps == pp - } - results.reduceLeft(_ && _) - } - - property("flatMaps must be equal") = forAll(collectionPairs) { case (t, coll) => - (for ((f, ind) <- flatMapFunctions.zipWithIndex) - yield ("op index: " + ind) |: t.flatMap(f) == coll.flatMap(f)).reduceLeft(_ && _) - } - - property("filters must be equal") = forAll(collectionPairs) { case (t, coll) => - (for ((p, ind) <- filterPredicates.zipWithIndex) - yield ("op index: " + ind) |: t.filter(p) == coll.filter(p)).reduceLeft(_ && _) - } - - property("filterNots must be equal") = forAll(collectionPairs) { case (t, coll) => - (for ((p, ind) <- filterNotPredicates.zipWithIndex) - yield ("op index: " + ind) |: t.filterNot(p) == coll.filterNot(p)).reduceLeft(_ && _) - } - - if (!isCheckingViews) property("partitions must be equal") = forAll(collectionPairs) { case (t, coll) => - (for ((p, ind) <- partitionPredicates.zipWithIndex) yield { - val tpart = t.partition(p) - val cpart = coll.partition(p) - if (tpart != cpart) { - println("from: " + t) - println("and: " + coll) - println(cpart) - println(tpart) - } - ("op index: " + ind) |: tpart == cpart - }).reduceLeft(_ && _) - } - - property("takes must be equal") = forAll(collectionPairsWithLengths) { case (t, coll, n) => - ("take " + n + " elements") |: t.take(n) == coll.take(n) - } - - property("drops must be equal") = forAll(collectionPairsWithLengths) { case (t, coll, n) => - ("drop " + n + " elements") |: t.drop(n) == coll.drop(n) - } - - property("slices must be equal") = forAll(collectionPairsWith2Indices) - { case (t, coll, fr, slicelength) => - val from = if (fr < 0) 0 else fr - val until = if (from + slicelength > t.size) t.size else from + slicelength - val tsl = t.slice(from, until) - val collsl = coll.slice(from, until) - if (tsl != collsl) { - println("---------------------- " + from + ", " + until) - println("from: " + t) - println("and: " + coll) - println(tsl) - println(collsl) - println("as list: " + collsl.toList) - println(tsl.asInstanceOf[Seq[T]].sameElements(collsl)) - println(collsl.iterator.hasNext) - println(collsl.iterator.next) - println(collsl.iterator.hasNext) - println(collsl.iterator.next) - println(collsl.iterator.hasNext) - println(collsl.iterator.next) - println(collsl.iterator.hasNext) - } - ("slice from " + from + " until " + until) |: tsl == collsl - } - - property("splits must be equal") = forAll(collectionPairsWithLengths) { case (t, coll, n) => - val tspl = t.splitAt(n) - val cspl = coll.splitAt(n) - if (tspl != cspl) { - println("at: " + n) - println("from: " + t) - println("and: " + coll) - println(tspl) - println(cspl) - } - ("splitAt " + n) |: tspl == cspl - } - - property("takeWhiles must be equal") = forAll(collectionPairs) { case (t, coll) => - (for ((pred, ind) <- takeWhilePredicates.zipWithIndex) - yield ("operator " + ind) |: t.takeWhile(pred) == coll.takeWhile(pred)).reduceLeft(_ && _) - } - - property("spans must be equal") = forAll(collectionPairs) { case (t, coll) => - (for ((pred, ind) <- spanPredicates.zipWithIndex) yield { - val tsp = t.span(pred) - val csp = coll.span(pred) - if (tsp != csp) { - println("from: " + t) - println("and: " + coll) - println(tsp) - println(csp) - } - ("operator " + ind) |: tsp == csp - }).reduceLeft(_ && _) - } - - property("dropWhiles must be equal") = forAll(collectionPairs) { case (t, coll) => - (for ((pred, ind) <- dropWhilePredicates.zipWithIndex) yield { - ("operator " + ind) |: t.dropWhile(pred) == coll.dropWhile(pred) - }).reduceLeft(_ && _) - } - - property("folds must be equal for assoc. operators") = forAll(collectionPairs) { case (t, coll) => - (for (((first, op), ind) <- foldArguments.zipWithIndex) - yield ("operator " + ind) |: t.foldLeft(first)(op) == coll.fold(first)(op)).reduceLeft(_ && _) - } - - property("++s must be equal") = forAll(collectionTriplets) { case (t, coll, colltoadd) => - val toadd = colltoadd - val tr = t ++ toadd - val cr = coll ++ fromTraversable(toadd).iterator - if (!tr.toList.iterator.sameElements(cr.iterator)) { - println("from: " + t) - println("and: " + coll.iterator.toList) - println("adding: " + toadd) - println(tr.toList) - println(cr.iterator.toList) - } - ("adding " |: tr == cr) && - (for ((trav, ind) <- (addAllTraversables).zipWithIndex) yield { - val tadded = t ++ trav - val cadded = coll ++ fromTraversable(trav.toList) - if (tadded != cadded) { - println("----------------------") - println("from: " + t) - println("and: " + coll.iterator.toList) - println("adding: " + trav) - println(tadded.toList) - println(cadded.iterator.toList) - } - ("traversable " + ind) |: (tadded) == (cadded) - }).reduceLeft(_ && _) - } - - property("copies to array must be equal") = forAll(collectionPairs) { case (t, coll) => - val tarr = newArray(t.size) - val collarr = newArray(coll.size) - t.copyToArray(tarr, 0, t.size) - coll.copyToArray(collarr, 0, coll.size) - if (tarr.toSeq != collarr.toSeq) { - println("from: " + t) - println("and: " + coll) - println(tarr.toSeq) - println(collarr.toSeq) - } - tarr.toSeq == collarr.toSeq - } - -} - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - diff --git a/test/disabled/parallel-collections/ParallelSeqCheck.scala b/test/disabled/parallel-collections/ParallelSeqCheck.scala deleted file mode 100644 index d56d06abbb..0000000000 --- a/test/disabled/parallel-collections/ParallelSeqCheck.scala +++ /dev/null @@ -1,302 +0,0 @@ -package scala.collection.parallel - - - -import org.scalacheck._ -import org.scalacheck.Gen -import org.scalacheck.Gen._ -import org.scalacheck.Prop._ -import org.scalacheck.Properties - -import scala.collection._ -import scala.collection.parallel._ - - - - - -abstract class ParallelSeqCheck[T](collName: String) extends ParallelIterableCheck[T](collName) with SeqOperators[T] { - - type CollType <: collection.parallel.ParSeq[T] with Sequentializable[T, Seq[T]] - - def instances(vals: Seq[Gen[T]]): Gen[Seq[T]] - def fromSeq(s: Seq[T]): CollType - def fromTraversable(t: Traversable[T]) = fromSeq(traversable2Seq(t)) - def traversable2Seq(t: Traversable[T]): Seq[T] = { - if (t.isInstanceOf[Iterable[_]]) t.asInstanceOf[Iterable[T]].iterator.toList else t.toList - } - - override def collectionPairs: Gen[(Seq[T], CollType)] = for (inst <- instances(values)) yield (inst, fromSeq(inst)) - - override def collectionPairsWithLengths: Gen[(Seq[T], CollType, Int)] = - for (inst <- instances(values); s <- choose(0, inst.size)) yield (inst, fromSeq(inst), s); - - def collectionPairsWithModifiedWithLengths: Gen[(Seq[T], CollType, ParSeq[T], Int)] = - for (inst <- instances(values); s <- choose(0, inst.size); - updateStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { - val parcoll = fromSeq(inst) - val parcollmodif = fromSeq(modifySlightly(inst, updateStart, howMany)) - (inst, parcoll, parcollmodif, s) - } - - def collectionPairsWithModified: Gen[(Seq[T], CollType, ParSeq[T])] = - for (inst <- instances(values); updateStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { - val parcoll = fromSeq(inst) - val parcollmodif = fromSeq(modifySlightly(inst, updateStart, howMany)) - (inst, parcoll, parcollmodif) - } - - def collectionPairsWithSliced: Gen[(Seq[T], CollType, ParSeq[T])] = - for (inst <- instances(values); sliceStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { - val parcoll = fromSeq(inst) - val parcollsliced = fromSeq(inst.slice(sliceStart, sliceStart + howMany)) - (inst, parcoll, parcollsliced) - } - - def collectionTripletsWith2Indices: Gen[(Seq[T], CollType, Seq[T], Int, Int)] = - for (inst <- instances(values); f <- choose(0, inst.size); s <- choose(0, inst.size); - third <- instances(values); sliceStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { - (inst, fromSeq(inst), inst.slice(sliceStart, sliceStart + howMany), f, s) - } - - private def modifySlightly(coll: Seq[T], updateStart: Int, howMany: Int) = { - coll.patch(updateStart, coll, howMany) - } - - property("segmentLengths must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => - (for ((pred, ind) <- segmentLengthPredicates.zipWithIndex) yield { - val slen = s.segmentLength(pred, if (len < 0) 0 else len) - val clen = coll.segmentLength(pred, len) - if (slen != clen) { - println("from: " + s) - println("and: " + coll) - println(slen) - println(clen) - } - ("operator " + ind) |: slen == clen - }).reduceLeft(_ && _) - } - - property("prefixLengths must be equal") = forAll(collectionPairs) { case (s, coll) => - (for ((pred, ind) <- segmentLengthPredicates.zipWithIndex) yield { - ("operator " + ind) |: s.prefixLength(pred) == coll.prefixLength(pred) - }).reduceLeft(_ && _) - } - - property("indexWheres must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => - (for ((pred, ind) <- indexWherePredicates.zipWithIndex) yield { - val sind = s.indexWhere(pred, len) - val cind = coll.indexWhere(pred, len) - if (sind != cind) { - println("from: " + s) - println("and: " + coll) - println("at: " + len) - println(sind) - println(cind) - } - ("operator " + ind) |: sind == cind - }).reduceLeft(_ && _) - } - - property("lastIndexWheres must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => - (for ((pred, ind) <- lastIndexWherePredicates.zipWithIndex) yield { - val end = if (len >= s.size) s.size - 1 else len - val sind = s.lastIndexWhere(pred, end) - val cind = coll.lastIndexWhere(pred, end) - ("operator " + ind) |: sind == cind - }).reduceLeft(_ && _) - } - - property("reverses must be equal") = forAll(collectionPairs) { case (s, coll) => - (s.length == 0 && s.getClass == classOf[collection.immutable.Range]) || - { - val sr = s.reverse - val cr = coll.reverse - if (sr != cr) { - println("from: " + s) - println("and: " + coll) - println(sr) - println(cr) - } - sr == cr - } - } - - property("reverseMaps must be equal") = forAll(collectionPairs) { case (s, coll) => - (for ((f, ind) <- reverseMapFunctions.zipWithIndex) yield { - ("operator " + ind) |: s.reverseMap(f) == coll.reverseMap(f) - }).reduceLeft(_ && _) - } - - property("sameElements must be equal") = forAll(collectionPairsWithModifiedWithLengths) { - case (s, coll, collmodif, len) => - val pos = if (len < 0) 0 else len - val scm = s.sameElements(collmodif) - val ccm = coll.sameElements(collmodif) - if (scm != ccm) { - println("Comparing: " + s) - println("and: " + coll) - println("with: " + collmodif) - println(scm) - println(ccm) - } - ("Nil" |: s.sameElements(Nil) == coll.sameElements(Nil)) && - ("toList" |: s.sameElements(s.toList) == coll.sameElements(coll.toList)) && - ("identity" |: s.sameElements(s.map(e => e)) == coll.sameElements(coll.map(e => e))) && - ("vice-versa" |: s.sameElements(coll) == coll.sameElements(s)) && - ("equal" |: s.sameElements(coll)) && - ("modified" |: scm == ccm) && - (for ((it, ind) <- sameElementsSeqs.zipWithIndex) yield { - val sres = s.sameElements(it) - val pres = coll.sameElements(it) - if (sres != pres) { - println("Comparing: " + s) - println("and: " + coll) - println("with: " + it) - println(sres) - println(pres) - } - ("collection " + ind) |: sres == pres - }).reduceLeft(_ && _) - } - - property("startsWiths must be equal") = forAll(collectionPairsWithModifiedWithLengths) { - case (s, coll, collmodif, len) => - val pos = if (len < 0) 0 else len - ("start with self" |: s.startsWith(s) == coll.startsWith(coll)) && - ("tails correspond" |: (s.length == 0 || s.startsWith(s.tail, 1) == coll.startsWith(coll.tail, 1))) && - ("with each other" |: coll.startsWith(s)) && - ("modified" |: s.startsWith(collmodif) == coll.startsWith(collmodif)) && - ("modified2" |: s.startsWith(collmodif, pos) == coll.startsWith(collmodif, pos)) && - (for (sq <- startEndSeqs) yield { - val ss = s.startsWith(sq, pos) - val cs = coll.startsWith(fromSeq(sq), pos) - if (ss != cs) { - println("from: " + s) - println("and: " + coll) - println("test seq: " + sq) - println("from pos: " + pos) - println(ss) - println(cs) - println(coll.iterator.psplit(pos, coll.length - pos)(1).toList) - } - ("seq " + sq) |: ss == cs - }).reduceLeft(_ && _) - } - - property("endsWiths must be equal") = forAll(collectionPairsWithModified) { - case (s, coll, collmodif) => - ("ends with self" |: s.endsWith(s) == coll.endsWith(s)) && - ("ends with tail" |: (s.length == 0 || s.endsWith(s.tail) == coll.endsWith(coll.tail))) && - ("with each other" |: coll.endsWith(s)) && - ("modified" |: s.startsWith(collmodif) == coll.endsWith(collmodif)) && - (for (sq <- startEndSeqs) yield { - val sew = s.endsWith(sq) - val cew = coll.endsWith(fromSeq(sq)) - if (sew != cew) { - println("from: " + s) - println("and: " + coll) - println(sew) - println(cew) - } - ("seq " + sq) |: sew == cew - }).reduceLeft(_ && _) - } - - property("unions must be equal") = forAll(collectionPairsWithModified) { case (s, coll, collmodif) => - ("modified" |: s.union(collmodif.seq) == coll.union(collmodif)) && - ("empty" |: s.union(Nil) == coll.union(fromSeq(Nil))) - } - -// if (!isCheckingViews) property("diffs must be equal") = forAll(collectionPairsWithSliced) { case (s, coll, collsliced) => -// val sdiffs = s.diff(s) -// val cdiffc = coll.diff(coll) -// ("self" |: sdiffs.toSet == cdiffc.toSet) -// ("sliced" |: s.diff(collsliced.seq).toSet == coll.diff(collsliced).toSet) && -// ("empty" |: s.diff(Nil).toSet == coll.diff(fromSeq(Nil)).toSet) -// } -// -// if (!isCheckingViews) property("intersections must be equal") = forAll(collectionPairsWithSliced) { case (s, coll, collsliced) => -// val sints = s.intersect(s).toSet -// val cintc = coll.intersect(coll).toSet -// ("self" |: sints == cintc) && -// ("sliced" |: s.intersect(collsliced.seq).toSet == coll.intersect(collsliced).toSet) && -// ("empty" |: s.intersect(Nil).toSet == coll.intersect(fromSeq(Nil)).toSet) -// } -// -// if (!isCheckingViews) property("removeDuplicates must be equal") = forAll(collectionPairs) { case (s, coll) => -// s.removeDuplicates.toSet == coll.removeDuplicates.toSet -// } - - if (!isCheckingViews) property("patches must be equal") = forAll(collectionTripletsWith2Indices) { - case (s, coll, pat, from, repl) => - ("with seq" |: s.patch(from, pat, repl) == coll.patch(from, pat, repl)) && - ("with par" |: s.patch(from, pat, repl) == coll.patch(from, fromSeq(pat), repl)) && - ("with empty" |: s.patch(from, Nil, repl) == coll.patch(from, fromSeq(Nil), repl)) && - ("with one" |: (s.length == 0 || s.patch(from, List(s(0)), 1) == coll.patch(from, fromSeq(List(coll(0))), 1))) - } - - if (!isCheckingViews) property("updates must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => - val pos = if (len >= s.length) s.length - 1 else len - if (s.length > 0) { - val supd = s.updated(pos, s(0)) - val cupd = coll.updated(pos, coll(0)) - if (supd != cupd) { - println("from: " + s) - println("and: " + coll) - println(supd) - println(cupd) - } - "from first" |: (supd == cupd) - } else "trivially" |: true - } - - property("prepends must be equal") = forAll(collectionPairs) { case (s, coll) => - s.length == 0 || s(0) +: s == coll(0) +: coll - } - - property("appends must be equal") = forAll(collectionPairs) { case (s, coll) => - s.length == 0 || s :+ s(0) == coll :+ coll(0) - } - - property("padTos must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => - val someValue = sampleValue - val sdoub = s.padTo(len * 2, someValue) - val cdoub = coll.padTo(len * 2, someValue) - if (sdoub != cdoub) { - println("from: " + s) - println("and: " + coll) - println(sdoub) - println(cdoub) - } - ("smaller" |: s.padTo(len / 2, someValue) == coll.padTo(len / 2, someValue)) && - ("bigger" |: sdoub == cdoub) - } - - property("corresponds must be equal") = forAll(collectionPairsWithModified) { case (s, coll, modified) => - val modifcut = modified.toSeq.slice(0, modified.length) - ("self" |: s.corresponds(s)(_ == _) == coll.corresponds(coll)(_ == _)) && - ("modified" |: s.corresponds(modified.seq)(_ == _) == coll.corresponds(modified)(_ == _)) && - ("modified2" |: s.corresponds(modifcut)(_ == _) == coll.corresponds(modifcut)(_ == _)) - } - -} - - - - - - - - - - - - - - - - - - - diff --git a/test/disabled/parallel-collections/IntOperators.scala b/test/files/scalacheck/parallel-collections/IntOperators.scala index e330bec985..e330bec985 100644 --- a/test/disabled/parallel-collections/IntOperators.scala +++ b/test/files/scalacheck/parallel-collections/IntOperators.scala diff --git a/test/disabled/parallel-collections/IntValues.scala b/test/files/scalacheck/parallel-collections/IntValues.scala index b9263a2bbc..b9263a2bbc 100644 --- a/test/disabled/parallel-collections/IntValues.scala +++ b/test/files/scalacheck/parallel-collections/IntValues.scala diff --git a/test/disabled/parallel-collections/Operators.scala b/test/files/scalacheck/parallel-collections/Operators.scala index 538cc23325..538cc23325 100644 --- a/test/disabled/parallel-collections/Operators.scala +++ b/test/files/scalacheck/parallel-collections/Operators.scala diff --git a/test/disabled/parallel-collections/ParallelArrayCheck.scala b/test/files/scalacheck/parallel-collections/ParallelArrayCheck.scala index 9169890e98..2c62c054b5 100644 --- a/test/disabled/parallel-collections/ParallelArrayCheck.scala +++ b/test/files/scalacheck/parallel-collections/ParallelArrayCheck.scala @@ -39,11 +39,11 @@ abstract class ParallelArrayCheck[T](tp: String) extends ParallelSeqCheck[T]("Pa pa } - property("array mappings must be equal") = forAll(collectionPairs) { case (t, coll) => - val results = for ((f, ind) <- mapFunctions.zipWithIndex) - yield ("op index: " + ind) |: t.map(f) == coll.map(f) - results.reduceLeft(_ && _) - } + // property("array mappings must be equal") = forAll(collectionPairs) { case (t, coll) => + // val results = for ((f, ind) <- mapFunctions.zipWithIndex) + // yield ("op index: " + ind) |: t.map(f) == coll.map(f) + // results.reduceLeft(_ && _) + // } } diff --git a/test/disabled/parallel-collections/ParallelArrayTest.scala b/test/files/scalacheck/parallel-collections/ParallelArrayTest.scala index db2b1ea01e..db2b1ea01e 100644 --- a/test/disabled/parallel-collections/ParallelArrayTest.scala +++ b/test/files/scalacheck/parallel-collections/ParallelArrayTest.scala diff --git a/test/disabled/parallel-collections/ParallelArrayViewCheck.scala b/test/files/scalacheck/parallel-collections/ParallelArrayViewCheck.scala index a98331dc86..a98331dc86 100644 --- a/test/disabled/parallel-collections/ParallelArrayViewCheck.scala +++ b/test/files/scalacheck/parallel-collections/ParallelArrayViewCheck.scala diff --git a/test/files/scalacheck/parallel-collections/ParallelIterableCheck.scala b/test/files/scalacheck/parallel-collections/ParallelIterableCheck.scala new file mode 100644 index 0000000000..e54243ee71 --- /dev/null +++ b/test/files/scalacheck/parallel-collections/ParallelIterableCheck.scala @@ -0,0 +1,304 @@ +package scala.collection.parallel + + + +import org.scalacheck._ +import org.scalacheck.Gen +import org.scalacheck.Gen._ +import org.scalacheck.Prop._ +import org.scalacheck.Properties + +import scala.collection._ +import scala.collection.parallel._ + + + + +abstract class ParallelIterableCheck[T](collName: String) extends Properties(collName) with Operators[T] { + type CollType <: ParIterable[T] with Sequentializable[T, Iterable[T]] + + def values: Seq[Gen[T]] + def instances(valgens: Seq[Gen[T]]): Gen[Traversable[T]] + def fromTraversable(t: Traversable[T]): CollType + def isCheckingViews: Boolean + + val rnd = new scala.util.Random + + def sample(gen: Gen[T]): T = { + var s = gen.sample + while (s == None) s = gen.sample + s.get + } + + def sampleValue: T = sample(values(rnd.nextInt(values.length))) + + def collectionPairs = for (inst <- instances(values)) yield (inst, fromTraversable(inst)) + + def collectionPairsWithLengths = for (inst <- instances(values); s <- choose(0, inst.size)) + yield (inst, fromTraversable(inst), s) + + def collectionPairsWith2Indices = for ( + inst <- instances(values); + f <- choose(0, inst.size); + s <- choose(0, inst.size)) + yield (inst, fromTraversable(inst), f, s) + + def collectionTriplets = for (inst <- instances(values); + updStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { + val modif = inst.toSeq.patch(updStart, inst.toSeq, howMany) + (inst, fromTraversable(inst), modif) + } + + // property("reductions must be equal for assoc. operators") = forAll(collectionPairs) { case (t, coll) => + // if (t.size != 0) { + // val results = for ((op, ind) <- reduceOperators.zipWithIndex) yield { + // ("op index: " + ind) |: t.reduceLeft(op) == coll.reduce(op) + // } + // results.reduceLeft(_ && _) + // } else "has size 0" |: true + // } + + // property("counts must be equal") = forAll(collectionPairs) { case (t, coll) => + // val results = for ((pred, ind) <- countPredicates.zipWithIndex) yield { + // val tc = t.count(pred) + // val cc = coll.count(pred) + // if (tc != cc) { + // println("from: " + t) + // println("and: " + coll.toList) + // println(tc) + // println(cc) + // } + // ("op index: " + ind) |: tc == cc + // } + // results.reduceLeft(_ && _) + // } + + // property("forall must be equal") = forAll(collectionPairs) { case (t, coll) => + // val results = for ((pred, ind) <- forallPredicates.zipWithIndex) + // yield ("op index: " + ind) |: t.forall(pred) == coll.forall(pred) + // results.reduceLeft(_ && _) + // } + + // property("exists must be equal") = forAll(collectionPairs) { case (t, coll) => + // val results = for ((pred, ind) <- existsPredicates.zipWithIndex) + // yield ("op index: " + ind) |: t.exists(pred) == coll.exists(pred) + // results.reduceLeft(_ && _) + // } + + // property("both must find or not find an element") = forAll(collectionPairs) { case (t, coll) => + // val results = for ((pred, ind) <- findPredicates.zipWithIndex) yield { + // val ft = t.find(pred) + // val fcoll = coll.find(pred) + // ("op index: " + ind) |: ((ft == None && fcoll == None) || (ft != None && fcoll != None)) + // } + // results.reduceLeft(_ && _) + // } + + // property("mappings must be equal") = forAll(collectionPairs) { case (t, coll) => + // val results = for ((f, ind) <- mapFunctions.zipWithIndex) + // yield ("op index: " + ind) |: t.map(f) == coll.map(f) + // results.reduceLeft(_ && _) + // } + + // property("collects must be equal") = forAll(collectionPairs) { case (t, coll) => + // val results = for ((f, ind) <- partialMapFunctions.zipWithIndex) yield { + // val ps = t.collect(f) + // val pp = coll.collect(f) + // if (ps != pp) { + // println(t) + // println(coll) + // println("partially mapped to: ") + // println(ps) + // println(pp) + // } + // ("op index: " + ind) |: ps == pp + // } + // results.reduceLeft(_ && _) + // } + + // property("flatMaps must be equal") = forAll(collectionPairs) { case (t, coll) => + // (for ((f, ind) <- flatMapFunctions.zipWithIndex) + // yield ("op index: " + ind) |: t.flatMap(f) == coll.flatMap(f)).reduceLeft(_ && _) + // } + + // property("filters must be equal") = forAll(collectionPairs) { case (t, coll) => + // (for ((p, ind) <- filterPredicates.zipWithIndex) + // yield ("op index: " + ind) |: t.filter(p) == coll.filter(p)).reduceLeft(_ && _) + // } + + // property("filterNots must be equal") = forAll(collectionPairs) { case (t, coll) => + // (for ((p, ind) <- filterNotPredicates.zipWithIndex) + // yield ("op index: " + ind) |: t.filterNot(p) == coll.filterNot(p)).reduceLeft(_ && _) + // } + + // if (!isCheckingViews) property("partitions must be equal") = forAll(collectionPairs) { case (t, coll) => + // (for ((p, ind) <- partitionPredicates.zipWithIndex) yield { + // val tpart = t.partition(p) + // val cpart = coll.partition(p) + // if (tpart != cpart) { + // println("from: " + t) + // println("and: " + coll) + // println(cpart) + // println(tpart) + // } + // ("op index: " + ind) |: tpart == cpart + // }).reduceLeft(_ && _) + // } + + // property("takes must be equal") = forAll(collectionPairsWithLengths) { case (t, coll, n) => + // ("take " + n + " elements") |: t.take(n) == coll.take(n) + // } + + // property("drops must be equal") = forAll(collectionPairsWithLengths) { case (t, coll, n) => + // ("drop " + n + " elements") |: t.drop(n) == coll.drop(n) + // } + + // property("slices must be equal") = forAll(collectionPairsWith2Indices) + // { case (t, coll, fr, slicelength) => + // val from = if (fr < 0) 0 else fr + // val until = if (from + slicelength > t.size) t.size else from + slicelength + // val tsl = t.slice(from, until) + // val collsl = coll.slice(from, until) + // if (tsl != collsl) { + // println("---------------------- " + from + ", " + until) + // println("from: " + t) + // println("and: " + coll) + // println(tsl) + // println(collsl) + // println("as list: " + collsl.toList) + // println(tsl.asInstanceOf[Seq[T]].sameElements(collsl)) + // println(collsl.iterator.hasNext) + // println(collsl.iterator.next) + // println(collsl.iterator.hasNext) + // println(collsl.iterator.next) + // println(collsl.iterator.hasNext) + // println(collsl.iterator.next) + // println(collsl.iterator.hasNext) + // } + // ("slice from " + from + " until " + until) |: tsl == collsl + // } + + // property("splits must be equal") = forAll(collectionPairsWithLengths) { case (t, coll, n) => + // val tspl = t.splitAt(n) + // val cspl = coll.splitAt(n) + // if (tspl != cspl) { + // println("at: " + n) + // println("from: " + t) + // println("and: " + coll) + // println(tspl) + // println(cspl) + // } + // ("splitAt " + n) |: tspl == cspl + // } + + // property("takeWhiles must be equal") = forAll(collectionPairs) { case (t, coll) => + // (for ((pred, ind) <- takeWhilePredicates.zipWithIndex) + // yield ("operator " + ind) |: t.takeWhile(pred) == coll.takeWhile(pred)).reduceLeft(_ && _) + // } + + // property("spans must be equal") = forAll(collectionPairs) { case (t, coll) => + // (for ((pred, ind) <- spanPredicates.zipWithIndex) yield { + // val tsp = t.span(pred) + // val csp = coll.span(pred) + // if (tsp != csp) { + // println("from: " + t) + // println("and: " + coll) + // println(tsp) + // println(csp) + // } + // ("operator " + ind) |: tsp == csp + // }).reduceLeft(_ && _) + // } + + // property("dropWhiles must be equal") = forAll(collectionPairs) { case (t, coll) => + // (for ((pred, ind) <- dropWhilePredicates.zipWithIndex) yield { + // ("operator " + ind) |: t.dropWhile(pred) == coll.dropWhile(pred) + // }).reduceLeft(_ && _) + // } + + // property("folds must be equal for assoc. operators") = forAll(collectionPairs) { case (t, coll) => + // (for (((first, op), ind) <- foldArguments.zipWithIndex) + // yield ("operator " + ind) |: t.foldLeft(first)(op) == coll.fold(first)(op)).reduceLeft(_ && _) + // } + + // property("++s must be equal") = forAll(collectionTriplets) { case (t, coll, colltoadd) => + // val toadd = colltoadd + // val tr = t ++ toadd + // val cr = coll ++ fromTraversable(toadd).iterator + // if (!tr.toList.iterator.sameElements(cr.iterator)) { + // println("from: " + t) + // println("and: " + coll.iterator.toList) + // println("adding: " + toadd) + // println(tr.toList) + // println(cr.iterator.toList) + // } + // ("adding " |: tr == cr) && + // (for ((trav, ind) <- (addAllTraversables).zipWithIndex) yield { + // val tadded = t ++ trav + // val cadded = coll ++ fromTraversable(trav.toList) + // if (tadded != cadded) { + // println("----------------------") + // println("from: " + t) + // println("and: " + coll.iterator.toList) + // println("adding: " + trav) + // println(tadded.toList) + // println(cadded.iterator.toList) + // } + // ("traversable " + ind) |: (tadded) == (cadded) + // }).reduceLeft(_ && _) + // } + + // property("copies to array must be equal") = forAll(collectionPairs) { case (t, coll) => + // val tarr = newArray(t.size) + // val collarr = newArray(coll.size) + // t.copyToArray(tarr, 0, t.size) + // coll.copyToArray(collarr, 0, coll.size) + // if (tarr.toSeq != collarr.toSeq) { + // println("from: " + t) + // println("and: " + coll) + // println(tarr.toSeq) + // println(collarr.toSeq) + // } + // tarr.toSeq == collarr.toSeq + // } + +} + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/test/disabled/parallel-collections/ParallelRangeCheck.scala b/test/files/scalacheck/parallel-collections/ParallelRangeCheck.scala index 91296a2030..91296a2030 100644 --- a/test/disabled/parallel-collections/ParallelRangeCheck.scala +++ b/test/files/scalacheck/parallel-collections/ParallelRangeCheck.scala diff --git a/test/files/scalacheck/parallel-collections/ParallelSeqCheck.scala b/test/files/scalacheck/parallel-collections/ParallelSeqCheck.scala new file mode 100644 index 0000000000..f0de040bfa --- /dev/null +++ b/test/files/scalacheck/parallel-collections/ParallelSeqCheck.scala @@ -0,0 +1,282 @@ +package scala.collection.parallel + + + +import org.scalacheck._ +import org.scalacheck.Gen +import org.scalacheck.Gen._ +import org.scalacheck.Prop._ +import org.scalacheck.Properties + +import scala.collection._ +import scala.collection.parallel._ + + + + + +abstract class ParallelSeqCheck[T](collName: String) extends ParallelIterableCheck[T](collName) with SeqOperators[T] { + + type CollType <: collection.parallel.ParSeq[T] with Sequentializable[T, Seq[T]] + + def instances(vals: Seq[Gen[T]]): Gen[Seq[T]] + def fromSeq(s: Seq[T]): CollType + def fromTraversable(t: Traversable[T]) = fromSeq(traversable2Seq(t)) + def traversable2Seq(t: Traversable[T]): Seq[T] = { + if (t.isInstanceOf[Iterable[_]]) t.asInstanceOf[Iterable[T]].iterator.toList else t.toList + } + + override def collectionPairs: Gen[(Seq[T], CollType)] = for (inst <- instances(values)) yield (inst, fromSeq(inst)) + + override def collectionPairsWithLengths: Gen[(Seq[T], CollType, Int)] = + for (inst <- instances(values); s <- choose(0, inst.size)) yield (inst, fromSeq(inst), s); + + def collectionPairsWithModifiedWithLengths: Gen[(Seq[T], CollType, ParSeq[T], Int)] = + for (inst <- instances(values); s <- choose(0, inst.size); + updateStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { + val parcoll = fromSeq(inst) + val parcollmodif = fromSeq(modifySlightly(inst, updateStart, howMany)) + (inst, parcoll, parcollmodif, s) + } + + def collectionPairsWithModified: Gen[(Seq[T], CollType, ParSeq[T])] = + for (inst <- instances(values); updateStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { + val parcoll = fromSeq(inst) + val parcollmodif = fromSeq(modifySlightly(inst, updateStart, howMany)) + (inst, parcoll, parcollmodif) + } + + def collectionPairsWithSliced: Gen[(Seq[T], CollType, ParSeq[T])] = + for (inst <- instances(values); sliceStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { + val parcoll = fromSeq(inst) + val parcollsliced = fromSeq(inst.slice(sliceStart, sliceStart + howMany)) + (inst, parcoll, parcollsliced) + } + + def collectionTripletsWith2Indices: Gen[(Seq[T], CollType, Seq[T], Int, Int)] = + for (inst <- instances(values); f <- choose(0, inst.size); s <- choose(0, inst.size); + third <- instances(values); sliceStart <- choose(0, inst.size); howMany <- choose(0, inst.size)) yield { + (inst, fromSeq(inst), inst.slice(sliceStart, sliceStart + howMany), f, s) + } + + private def modifySlightly(coll: Seq[T], updateStart: Int, howMany: Int) = { + coll.patch(updateStart, coll, howMany) + } + + // property("segmentLengths must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => + // (for ((pred, ind) <- segmentLengthPredicates.zipWithIndex) yield { + // val slen = s.segmentLength(pred, if (len < 0) 0 else len) + // val clen = coll.segmentLength(pred, len) + // if (slen != clen) { + // println("from: " + s) + // println("and: " + coll) + // println(slen) + // println(clen) + // } + // ("operator " + ind) |: slen == clen + // }).reduceLeft(_ && _) + // } + + // property("prefixLengths must be equal") = forAll(collectionPairs) { case (s, coll) => + // (for ((pred, ind) <- segmentLengthPredicates.zipWithIndex) yield { + // ("operator " + ind) |: s.prefixLength(pred) == coll.prefixLength(pred) + // }).reduceLeft(_ && _) + // } + + // property("indexWheres must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => + // (for ((pred, ind) <- indexWherePredicates.zipWithIndex) yield { + // val sind = s.indexWhere(pred, len) + // val cind = coll.indexWhere(pred, len) + // if (sind != cind) { + // println("from: " + s) + // println("and: " + coll) + // println("at: " + len) + // println(sind) + // println(cind) + // } + // ("operator " + ind) |: sind == cind + // }).reduceLeft(_ && _) + // } + + // property("lastIndexWheres must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => + // (for ((pred, ind) <- lastIndexWherePredicates.zipWithIndex) yield { + // val end = if (len >= s.size) s.size - 1 else len + // val sind = s.lastIndexWhere(pred, end) + // val cind = coll.lastIndexWhere(pred, end) + // ("operator " + ind) |: sind == cind + // }).reduceLeft(_ && _) + // } + + // property("reverses must be equal") = forAll(collectionPairs) { case (s, coll) => + // (s.length == 0 && s.getClass == classOf[collection.immutable.Range]) || + // { + // val sr = s.reverse + // val cr = coll.reverse + // if (sr != cr) { + // println("from: " + s) + // println("and: " + coll) + // println(sr) + // println(cr) + // } + // sr == cr + // } + // } + + // property("reverseMaps must be equal") = forAll(collectionPairs) { case (s, coll) => + // (for ((f, ind) <- reverseMapFunctions.zipWithIndex) yield { + // ("operator " + ind) |: s.reverseMap(f) == coll.reverseMap(f) + // }).reduceLeft(_ && _) + // } + + // property("sameElements must be equal") = forAll(collectionPairsWithModifiedWithLengths) { + // case (s, coll, collmodif, len) => + // val pos = if (len < 0) 0 else len + // val scm = s.sameElements(collmodif) + // val ccm = coll.sameElements(collmodif) + // if (scm != ccm) { + // println("Comparing: " + s) + // println("and: " + coll) + // println("with: " + collmodif) + // println(scm) + // println(ccm) + // } + // ("Nil" |: s.sameElements(Nil) == coll.sameElements(Nil)) && + // ("toList" |: s.sameElements(s.toList) == coll.sameElements(coll.toList)) && + // ("identity" |: s.sameElements(s.map(e => e)) == coll.sameElements(coll.map(e => e))) && + // ("vice-versa" |: s.sameElements(coll) == coll.sameElements(s)) && + // ("equal" |: s.sameElements(coll)) && + // ("modified" |: scm == ccm) && + // (for ((it, ind) <- sameElementsSeqs.zipWithIndex) yield { + // val sres = s.sameElements(it) + // val pres = coll.sameElements(it) + // if (sres != pres) { + // println("Comparing: " + s) + // println("and: " + coll) + // println("with: " + it) + // println(sres) + // println(pres) + // } + // ("collection " + ind) |: sres == pres + // }).reduceLeft(_ && _) + // } + + // property("startsWiths must be equal") = forAll(collectionPairsWithModifiedWithLengths) { + // case (s, coll, collmodif, len) => + // val pos = if (len < 0) 0 else len + // ("start with self" |: s.startsWith(s) == coll.startsWith(coll)) && + // ("tails correspond" |: (s.length == 0 || s.startsWith(s.tail, 1) == coll.startsWith(coll.tail, 1))) && + // ("with each other" |: coll.startsWith(s)) && + // ("modified" |: s.startsWith(collmodif) == coll.startsWith(collmodif)) && + // ("modified2" |: s.startsWith(collmodif, pos) == coll.startsWith(collmodif, pos)) && + // (for (sq <- startEndSeqs) yield { + // val ss = s.startsWith(sq, pos) + // val cs = coll.startsWith(fromSeq(sq), pos) + // if (ss != cs) { + // println("from: " + s) + // println("and: " + coll) + // println("test seq: " + sq) + // println("from pos: " + pos) + // println(ss) + // println(cs) + // println(coll.iterator.psplit(pos, coll.length - pos)(1).toList) + // } + // ("seq " + sq) |: ss == cs + // }).reduceLeft(_ && _) + // } + + // property("endsWiths must be equal") = forAll(collectionPairsWithModified) { + // case (s, coll, collmodif) => + // ("ends with self" |: s.endsWith(s) == coll.endsWith(s)) && + // ("ends with tail" |: (s.length == 0 || s.endsWith(s.tail) == coll.endsWith(coll.tail))) && + // ("with each other" |: coll.endsWith(s)) && + // ("modified" |: s.startsWith(collmodif) == coll.endsWith(collmodif)) && + // (for (sq <- startEndSeqs) yield { + // val sew = s.endsWith(sq) + // val cew = coll.endsWith(fromSeq(sq)) + // if (sew != cew) { + // println("from: " + s) + // println("and: " + coll) + // println(sew) + // println(cew) + // } + // ("seq " + sq) |: sew == cew + // }).reduceLeft(_ && _) + // } + + // property("unions must be equal") = forAll(collectionPairsWithModified) { case (s, coll, collmodif) => + // ("modified" |: s.union(collmodif.seq) == coll.union(collmodif)) && + // ("empty" |: s.union(Nil) == coll.union(fromSeq(Nil))) + // } + + // if (!isCheckingViews) property("patches must be equal") = forAll(collectionTripletsWith2Indices) { + // case (s, coll, pat, from, repl) => + // ("with seq" |: s.patch(from, pat, repl) == coll.patch(from, pat, repl)) && + // ("with par" |: s.patch(from, pat, repl) == coll.patch(from, fromSeq(pat), repl)) && + // ("with empty" |: s.patch(from, Nil, repl) == coll.patch(from, fromSeq(Nil), repl)) && + // ("with one" |: (s.length == 0 || s.patch(from, List(s(0)), 1) == coll.patch(from, fromSeq(List(coll(0))), 1))) + // } + + // if (!isCheckingViews) property("updates must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => + // val pos = if (len >= s.length) s.length - 1 else len + // if (s.length > 0) { + // val supd = s.updated(pos, s(0)) + // val cupd = coll.updated(pos, coll(0)) + // if (supd != cupd) { + // println("from: " + s) + // println("and: " + coll) + // println(supd) + // println(cupd) + // } + // "from first" |: (supd == cupd) + // } else "trivially" |: true + // } + + // property("prepends must be equal") = forAll(collectionPairs) { case (s, coll) => + // s.length == 0 || s(0) +: s == coll(0) +: coll + // } + + // property("appends must be equal") = forAll(collectionPairs) { case (s, coll) => + // s.length == 0 || s :+ s(0) == coll :+ coll(0) + // } + + // property("padTos must be equal") = forAll(collectionPairsWithLengths) { case (s, coll, len) => + // val someValue = sampleValue + // val sdoub = s.padTo(len * 2, someValue) + // val cdoub = coll.padTo(len * 2, someValue) + // if (sdoub != cdoub) { + // println("from: " + s) + // println("and: " + coll) + // println(sdoub) + // println(cdoub) + // } + // ("smaller" |: s.padTo(len / 2, someValue) == coll.padTo(len / 2, someValue)) && + // ("bigger" |: sdoub == cdoub) + // } + + // property("corresponds must be equal") = forAll(collectionPairsWithModified) { case (s, coll, modified) => + // val modifcut = modified.toSeq.slice(0, modified.length) + // ("self" |: s.corresponds(s)(_ == _) == coll.corresponds(coll)(_ == _)) && + // ("modified" |: s.corresponds(modified.seq)(_ == _) == coll.corresponds(modified)(_ == _)) && + // ("modified2" |: s.corresponds(modifcut)(_ == _) == coll.corresponds(modifcut)(_ == _)) + // } + +} + + + + + + + + + + + + + + + + + + + diff --git a/test/disabled/parallel-collections/pc.scala b/test/files/scalacheck/parallel-collections/pc.scala index d369faf804..ffc5eff78b 100644 --- a/test/disabled/parallel-collections/pc.scala +++ b/test/files/scalacheck/parallel-collections/pc.scala @@ -6,15 +6,15 @@ import org.scalacheck._ import scala.collection.parallel._ -object ParCollProperties extends Properties("Parallel collections") { +class ParCollProperties extends Properties("Parallel collections") { + // parallel arrays include(mutable.IntParallelArrayCheck) - include(immutable.ParallelRangeCheck) } object Test { def main(args: Array[String]) { - val results = org.scalacheck.Test.checkProperties(ParCollProperties) + val results = org.scalacheck.Test.checkProperties(new ParCollProperties) if (!results.forall(_._2.passed)) println(results) } } diff --git a/test/files/scalacheck/scan.scala b/test/files/scalacheck/scan.scala index e9b25ce3df..fc214d739c 100644 --- a/test/files/scalacheck/scan.scala +++ b/test/files/scalacheck/scan.scala @@ -3,6 +3,8 @@ import Prop._ import Gen._ + + object Test extends Properties("TraversableLike.scanLeft") { property("scanLeft") = forAll { (xs: List[Int], z: Int) => { val sums = xs.scanLeft(z)(_ + _) |