     end
     """
     |> to_source_file
-    |> refute_issues(@described_check)
+    |> run_check(@described_check)
+    |> refute_issues()
   end
 
   #

    end
    """
    |> to_source_file
    |> assert_issue(@described_check)
  end

  test "it should report a violation 4" do

defmodule Credo.Check.Refactor.MapJoinTest do
  use Credo.Test.Case

  @described_check Credo.Check.Refactor.MapJoin

