diff options
Diffstat (limited to 'test/files/run/bitsets.scala')
-rw-r--r-- | test/files/run/bitsets.scala | 58 |
1 files changed, 56 insertions, 2 deletions
diff --git a/test/files/run/bitsets.scala b/test/files/run/bitsets.scala index 27395683b4..3bfb8c7ac3 100644 --- a/test/files/run/bitsets.scala +++ b/test/files/run/bitsets.scala @@ -37,6 +37,19 @@ object TestMutable { Console.println("mi1 = " + ms1.toImmutable) Console.println("mi2 = " + ms2.toImmutable) Console.println + + val N = 257 + val gen = 3 + val bs = BitSet((1 until N): _*) + (1 until N).foldLeft(gen) { + case (acc, i) => + assert(bs.size == N-i, s"Bad size for $bs, expected ${N-i} actual ${bs.size}") + assert(!bs.isEmpty, s"Unexpected isEmpty for $bs") + bs -= acc + acc*gen % N + } + assert(bs.size == 0, s"Expected size == 0 for $bs") + assert(bs.isEmpty, s"Expected isEmpty for $bs") } object TestMutable2 { @@ -81,12 +94,51 @@ object TestMutable2 { println } +object TestMutable3 { + import scala.collection.mutable.BitSet + + val b0 = BitSet(5, 6) + val b1 = BitSet(7) + val b2 = BitSet(1, 5) + val b3 = BitSet(6, 7) + val b4 = BitSet(6, 7) + + b1 |= b0 + println(s"b1:$b1") + b2 &= b0 + println(s"b2:$b2") + b3 ^= b0 + println(s"b3:$b3") + b4 &~= b0 + println(s"b4:$b4") + b0 ^= b0 |= b1 + println(s"b0:$b0") +} + +/*** +The memory requirements here are way beyond +what a test should exercise. + +object TestMutable4 { + import scala.collection.mutable.BitSet + + val bMax = BitSet(Int.MaxValue) + println(s"bMax:$bMax") + bMax.foreach(println) + + val bLarge = BitSet(2000000001) + println(s"bLarge:$bLarge") + + println(bMax == bLarge) +} +***/ + object TestImmutable { import scala.collection.immutable.BitSet val is0 = BitSet() - val is1 = BitSet.fromArray(Array()) - val is2 = BitSet.fromArray(Array(4)) + val is1 = BitSet.fromBitMask(Array()) + val is2 = BitSet.fromBitMask(Array(4)) val is3 = BitSet.empty Console.println("is0 = " + is0) @@ -155,6 +207,8 @@ object TestImmutable2 { object Test extends App { TestMutable TestMutable2 + TestMutable3 + // TestMutable4 TestImmutable TestImmutable2 } |