diff options
Diffstat (limited to 'test/files/scalacheck/parallel-collections/ParallelIterableCheck.scala')
-rw-r--r-- | test/files/scalacheck/parallel-collections/ParallelIterableCheck.scala | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/files/scalacheck/parallel-collections/ParallelIterableCheck.scala b/test/files/scalacheck/parallel-collections/ParallelIterableCheck.scala index 8b5d72ea01..0dcd877ecb 100644 --- a/test/files/scalacheck/parallel-collections/ParallelIterableCheck.scala +++ b/test/files/scalacheck/parallel-collections/ParallelIterableCheck.scala @@ -398,6 +398,22 @@ abstract class ParallelIterableCheck[T](collName: String) extends Properties(col tarr.toSeq == collarr.toSeq } + if (hasStrictOrder) property("scans must be equal") = forAll(collectionPairs) { + case (t, coll) => + (for (((first, op), ind) <- foldArguments.zipWithIndex) yield { + val tscan = t.scanLeft(first)(op) + val cscan = coll.scan(first)(op) + if (tscan != cscan || cscan != tscan) { + println("from: " + t) + println("and: " + coll) + println("scans are: ") + println(tscan) + println(cscan) + } + ("operator " + ind) |: tscan == cscan && cscan == tscan + }).reduceLeft(_ && _) + } + } |