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author | Dmitry Petrashko <dmitry.petrashko@gmail.com> | 2015-05-12 18:30:53 +0200 |
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committer | Dmitry Petrashko <dmitry.petrashko@gmail.com> | 2015-05-12 18:30:53 +0200 |
commit | 89bacb9c25a58454ff1878e67f7ea07ffc8c269f (patch) | |
tree | 51f1ff6c66aebe1b6109b1cffcc2bb8e4cf760a3 /tests/pending/run/hashCodeBoxesRunTime.scala | |
parent | a0fa33deafbea1bf53edc068c5ed9db5592822f9 (diff) | |
download | dotty-89bacb9c25a58454ff1878e67f7ea07ffc8c269f.tar.gz dotty-89bacb9c25a58454ff1878e67f7ea07ffc8c269f.tar.bz2 dotty-89bacb9c25a58454ff1878e67f7ea07ffc8c269f.zip |
Run tests as they were in scala.
Diffstat (limited to 'tests/pending/run/hashCodeBoxesRunTime.scala')
-rw-r--r-- | tests/pending/run/hashCodeBoxesRunTime.scala | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/pending/run/hashCodeBoxesRunTime.scala b/tests/pending/run/hashCodeBoxesRunTime.scala new file mode 100644 index 000000000..ba1a30f5f --- /dev/null +++ b/tests/pending/run/hashCodeBoxesRunTime.scala @@ -0,0 +1,28 @@ +// This only tests direct access to the methods in BoxesRunTime, +// not the whole scheme. +object Test +{ + import java.{ lang => jl } + import scala.runtime.BoxesRunTime.{ hashFromNumber, hashFromObject } + + def allSame[T](xs: List[T]) = assert(xs.distinct.size == 1, "failed: " + xs) + + def mkNumbers(x: Int): List[Number] = + List(x.toByte, x.toShort, x, x.toLong, x.toFloat, x.toDouble) + + def testLDF(x: Long) = allSame(List[Number](x, x.toDouble, x.toFloat) map hashFromNumber) + + def main(args: Array[String]): Unit = { + List(Byte.MinValue, -1, 0, 1, Byte.MaxValue) foreach { n => + val hashes = mkNumbers(n) map hashFromNumber + allSame(hashes) + if (n >= 0) { + val charCode = hashFromObject(n.toChar: Character) + assert(charCode == hashes.head) + } + } + + testLDF(Short.MaxValue.toLong) + testLDF(Short.MinValue.toLong) + } +} |