code: def test_run_running():
      t = make_tester()
      t.write(
          "test.jam",
          """\
          UPDATE ;
      """,
      )
  
      run(
          t,
          """\
  (b2db) break test.jam:1
  Breakpoint 1 set at test.jam:1
  (b2db) run -ftest.jam
  Starting program: {{bjam}} -ftest.jam
  Breakpoint 1, module scope at test.jam:1
  1	        UPDATE ;
  (b2db) run -ftest.jam
  Child {{\d+}} exited with status 0
  Starting program: {{bjam}} -ftest.jam
  Breakpoint 1, module scope at test.jam:1
  1	        UPDATE ;
  (b2db) quit
  """,
      )
  
      t.cleanup()
  
imports: import BoostBuild
  import TestCmd
  import re
label_desc: Use image node_id 16 for calling a global function with example usage: test_run_running() without return types