removed hanging print and added 2 tests.

src/main/scala/Octeres/Bitmask/BitmaskLite.scala

@@ -331,7 +331,6 @@ object BitmaskLite {
     def intersection_any_v1(a_bitmask: LiteBitmaskStruct, b_bitmask: LiteBitmaskStruct): Boolean = {
         var result = false
         if (!intersection_possible(a_bitmask, b_bitmask)) {
-            println("intersection not possible.")
             result = false
         } else {
             val first_a = a_bitmask.bit_idx_first
@@ -380,7 +379,7 @@ object BitmaskLite {
     }
 
     def toArrayRangeLimitGen(arraySeq: ArraySeq[ArraySeq[Long]], idx_first: Long = 0, idx_last: Long = -2): Iterator[Long] = {
-        /* return only inner ArraySeq that are */
+        /* remove full outer ArraySeq that are not in the idx_first to idx_last range. */
         if (arraySeq.nonEmpty){
             toArrayRangeGen(arraySeq.filter(a => (
                 ((a.head >= idx_first)) | (a.last >= idx_first))
@@ -394,7 +393,6 @@ object BitmaskLite {
     def intersection_any_v2(a_bitmask: LiteBitmaskStruct, b_bitmask: LiteBitmaskStruct): Boolean = {
         var result = false
         if (!intersection_possible(a_bitmask, b_bitmask)) {
-            println("intersection not possible.")
             result = false
         } else {
             val first_a = a_bitmask.bit_idx_first

src/test/scala/Octeres/Bitmask/BitmaskLiteTest.scala

@@ -193,6 +193,14 @@ class BitmaskLiteTest extends AnyFunSuite{
                 LiteBitmaskStruct(4392, 10, 2911, 3006, ArraySeq(ArraySeq[Long](2911, 2911), ArraySeq[Long](2913, 2913), ArraySeq[Long](2962, 2963), ArraySeq[Long](2965, 2965), ArraySeq[Long](2970, 2971), ArraySeq[Long](3004, 3006))),
                 LiteBitmaskStruct(4392, 2196, 0, 4390, ArraySeq.range(0, 4392, 2).map(i => ArraySeq(i.toLong, i.toLong))),
                 true
+            ), (
+                LiteBitmaskStruct(128, 1, 0, 0, ArraySeq(ArraySeq[Long](0, 0))),
+                LiteBitmaskStruct(128, 64, 1, 127, ArraySeq.range(1, 128, 2).map(i => ArraySeq(i.toLong, i.toLong))),
+                false
+            ), (
+                LiteBitmaskStruct(128, 1, 0, 0, ArraySeq(ArraySeq[Long](0, 0))),
+                LiteBitmaskStruct(128, 64, 0, 126, ArraySeq.range(0, 128, 2).map(i => ArraySeq(i.toLong, i.toLong))),
+                true
             )
         )