Megatest

(define (dcommon:y->canvas y scalef yoffset)
  (+ yoffset (* y scalef)))

;; sizex, sizey     - canvas size
;; originx, originy - canvas origin
;;
(define (dcommon:initial-draw-tests cnv xadj yadj sizex sizey sizexmm sizeymm originx originy tests-draw-state sorted-testnames test-records)
  (let* ((dot-data ;; (map cdr (filter
(define (dcommon:initial-draw-tests cnv xadj yadj sizex sizey sizexmm sizeymm originx originy
				    tests-draw-state sorted-testnames test-records)
		   ;; 	  (lambda (x)(equal? "node" (car x)))
	  (map string-split (tests:lazy-dot test-records "plain" sizex sizey))) ;; (tests:easy-dot test-records "plain")))
  (let* ((dot-data       (tests:lazy-dot test-records "plain" sizex sizey 'munged))
	 (xoffset	 (dcommon:get-xoffset tests-draw-state sizex xadj))
	 (yoffset        (dcommon:get-yoffset tests-draw-state sizey yadj))
	 (no-dot         (configf:lookup *configdat* "setup" "nodot"))
	 (boxh           15)
	 (boxw           10)
	 (margin         5)
	 (tests-info     (hash-table-ref tests-draw-state 'tests-info))

		 (lambda ()
		   (read-lines)))))
      (close-input-port inp)
      res)))

;; read data from tmp file or create if not exists
;; if exists regen in background
;; mode: raw (return data as read) or munged (convert to list of lists and remove " from strings)
;;
(define (tests:lazy-dot testrecords  outtype sizex sizey)
(define (tests:lazy-dot testrecords  outtype sizex sizey mode)
  (let ((dfile (conc "/tmp/." (current-user-name) "-" (server:mk-signature) ".dot"))
	(fname (conc "/tmp/." (current-user-name) "-" (server:mk-signature) ".dotdat")))
    (tests:write-dot-file testrecords dfile sizex sizey)
    (if (common:file-exists? fname)
	(let ((res (with-input-from-file fname
		     (lambda ()
		       (read-lines)))))
	  (system (conc "env -i PATH=$PATH dot -T " outtype " < " dfile " > " fname "&"))
	  res)
	(begin
	  (system (conc "env -i PATH=$PATH dot -T " outtype " < " dfile " > " fname))
	  (with-input-from-file fname
	    (lambda ()
	      (read-lines)))))))
	  
    (let ((data (if (common:file-exists? fname)
		    (let ((res (with-input-from-file fname
				 (lambda ()
				   (read-lines)))))
		      (system (conc "env -i PATH=$PATH dot -T " outtype " < " dfile " > " fname "&"))
		      res)
		    (begin
		      (system (conc "env -i PATH=$PATH dot -T " outtype " < " dfile " > " fname))
		      (with-input-from-file fname
			(lambda ()
			  (read-lines)))))))
      (if (eq? mode 'raw)
	  data
	  (map (lambda (inl)
		 (map (lambda (s)
			(string-substitute "\"" "" s #t))
		      (string-split inl)))
	       data)))))

;; for each test:
;;   
(define (tests:filter-non-runnable run-id testkeynames testrecordshash)
  (let ((runnables '()))
    (for-each
     (lambda (testkeyname)