main_testing3/re_test9.scala
changeset 475 59e005dcf163
parent 433 6af86ba1208f
equal deleted inserted replaced
474:b528d1d3d3c3 475:59e005dcf163
     1 import M3._
       
     2 
     1 
     3 val EVIL_urban = SEQ(STAR(STAR(CHAR('a'))), CHAR('b'))
     2 def urbanmain() = {
       
     3 
       
     4   import M3._
       
     5 
       
     6   val EVIL_urban = SEQ(STAR(STAR(CHAR('a'))), CHAR('b'))
     4 
     7 
     5 
     8 
     6 assert(simp(Iterator.iterate(ONE:Rexp)(r => SEQ(r, ONE | ONE)).drop(50).next) == ONE)
     9   assert(simp(Iterator.iterate(ONE:Rexp)(r => SEQ(r, ONE | ONE)).drop(50).next) == ONE)
     7 assert(simp(Iterator.iterate(ONE:Rexp)(r => ALT(r, r)).drop(20).next) == ONE)
    10   assert(simp(Iterator.iterate(ONE:Rexp)(r => ALT(r, r)).drop(20).next) == ONE)
     8 assert(matcher(EVIL_urban, "a" * 1000000) == false)
    11   assert(matcher(EVIL_urban, "a" * 1000000) == false)
     9 assert(matcher(EVIL_urban, "a" * 1000000 ++ "b") == true)
    12   assert(matcher(EVIL_urban, "a" * 1000000 ++ "b") == true)
       
    13 }