src/HOL/Library/SML_Quickcheck.thy
author huffman
Mon, 06 Dec 2010 13:43:05 -0800
changeset 41035 22a57175df20
parent 40919 cdb34f393a7e
child 42029 da92153d6dff
permissions -rw-r--r--
merged


header {* Install quickcheck of SML code generator *}

theory SML_Quickcheck
imports Main
begin

setup {*
  Inductive_Codegen.quickcheck_setup #>
  Context.theory_map (Quickcheck.add_generator ("SML",
    fn ctxt => fn t =>
      let
        val test_fun = Codegen.test_term ctxt t 
        val iterations = Config.get ctxt Quickcheck.iterations
        fun iterate size 0 = NONE
          | iterate size j =
            let
              val result = test_fun size handle Match => 
                (if Config.get ctxt Quickcheck.quiet then ()
                 else warning "Exception Match raised during quickcheck"; NONE)
            in
              case result of NONE => iterate size (j - 1) | SOME q => SOME q
            end
     in fn size => (iterate size iterations, NONE) end))
*}

end