Megatest

;;======================================================================
;;
;; A gui for launching tests
;;
(define (dashboard:run-controls)
  (let* ((targets       (make-hash-table))
	 (test-records  (make-hash-table))
	 (all-tests-registry (tests:get-all)) ;; (tests:get-valid-tests *toppath* '()))
	 (test-names    (hash-table-keys all-tests-registry))
	 (sorted-testnames #f)
	 (action        "-runtests")
	 (cmdln         "")
	 (runlogs       (make-hash-table))
	 (key-listboxes #f)
	 (updater-for-runs #f)
	 (update-keyvals (lambda ()
			   (let ((targ (map (lambda (x)
					      (iup:attribute x "VALUE"))
					    (car (dashboard:update-target-selector key-listboxes)))))
			     (dboard:data-set-target! *data* targ)
			     (if updater-for-runs (updater-for-runs))
			     (dashboard:update-run-command))))
	 (tests-draw-state (make-hash-table)) ;; use for keeping state of the test canvas
	 (test-patterns-textbox  #f))
    (hash-table-set! tests-draw-state 'first-time #t)
    (hash-table-set! tests-draw-state 'scalef 8)
    (tests:get-full-data test-names test-records '() all-tests-registry)
    (set! sorted-testnames (tests:sort-by-priority-and-waiton test-records))
    
    ;; refer to *keys*, *dbkeys* for keys
    (iup:vbox
     ;; The command line display/exectution control
     (iup:frame
      #:title "Command to be exectuted"

  (let* ((keys               (keys:config-get-fields *configdat*))
	 (keyvals            (keys:target->keyval keys target))
	 (run-id             (cdb:remote-run db:register-run #f keyvals runname "new" "n/a" user))  ;;  test-name)))
	 (deferred          '()) ;; delay running these since they have a waiton clause
	 (runconfigf         (conc  *toppath* "/runconfigs.config"))
	 (required-tests    '())
	 (test-records       (make-hash-table))
	 (all-tests-registry (tests:get-all)) ;; (tests:get-valid-tests (make-hash-table) test-search-path)) ;; all valid tests to check waiton names
	 (all-test-names     (hash-table-keys all-tests-registry))
	 (test-names         (tests:filter-test-names all-test-names test-patts)))
    (set-megatest-env-vars run-id inkeys: keys) ;; these may be needed by the launching process
    (if (file-exists? runconfigf)
	(setup-env-defaults runconfigf run-id *already-seen-runconfig-info* keyvals "pre-launch-env-vars")
	(debug:print 0 "WARNING: You do not have a run config file: " runconfigf))
    
    ;; look up all tests matching the comma separated list of globs in

	  ;; A failed for some reason then on re-run using -keepgoing the run can never complete.
	  (cdb:delete-tests-in-state *runremote* run-id "NOT_STARTED")
	  (cdb:remote-run db:set-tests-state-status #f run-id test-names #f "FAIL" "NOT_STARTED" "FAIL")))

    ;; now add non-directly referenced dependencies (i.e. waiton)
    ;;======================================================================
    ;; refactoring this block into tests:get-full-data
    ;;
    ;; What happended, this code is now duplicated in tests!?
    ;;
    ;;======================================================================
    (if (not (null? test-names))
	(let loop ((hed (car test-names))
		   (tal (cdr test-names)))         ;; 'return-procs tells the config reader to prep running system but return a proc
	  (change-directory *toppath*) ;; PLEASE OPTIMIZE ME!!! I think this should be a no-op but there are several places where change-directories could be happening.
	  (let* ((config  (tests:get-testconfig hed all-tests-registry 'return-procs))
		 (waitons (let ((instr (if config 
					   (config-lookup config "requirements" "waiton")
					   (begin ;; No config means this is a non-existant test
					     (debug:print 0 "ERROR: non-existent required test \"" hed "\"")
					     (exit 1)))))
			    (debug:print-info 8 "waitons string is " instr)
			    (let ((newwaitons
				   (string-split (cond
						  ((procedure? instr)
						   (let ((res (instr)))
						     (debug:print-info 8 "waiton procedure results in string " res " for test " hed)
						     res))
						  ((string? instr)     instr)
						  (else 
						   ;; NOTE: This is actually the case of *no* waitons! ;; (debug:print 0 "ERROR: something went wrong in processing waitons for test " hed)
						   "")))))
			      (filter (lambda (x)
					(if (hash-table-ref/default all-tests-registry x #f)
					    #t
					    (begin
					      (debug:print 0 "ERROR: test " hed " has unrecognised waiton testname " x)
					      #f)))
				      newwaitons)))))
	    (debug:print-info 8 "waitons: " waitons)
	    ;; check for hed in waitons => this would be circular, remove it and issue an

    (if (not (null? required-tests))
	(debug:print-info 1 "Adding " required-tests " to the run queue"))
    ;; NOTE: these are all parent tests, items are not expanded yet.
    (debug:print-info 4 "test-records=" (hash-table->alist test-records))
    (let ((reglen (configf:lookup *configdat* "setup" "runqueue")))
      (if (> (length (hash-table-keys test-records)) 0)
	  (runs:run-tests-queue run-id runname test-records keyvals flags test-patts required-tests (any->number reglen) all-tests-registry)
	  (debug:print-info 0 "No tests to run")))
    (debug:print-info 4 "All done by here")))


;; loop logic. These are used in runs:run-tests-queue to make it a bit more readable.
;;
;; If reg not full and have items in tal then loop with (car tal)(cdr tal) reg reruns

		(cons hed reruns))
	  #f)) ;; #f flags do not loop

     (else
      (debug:print 4 "ERROR: No handler for this condition.")
      (list (car newtal)(cdr newtal) reg reruns)))))

(define (runs:process-expanded-tests hed tal reg reruns reglen regfull test-record runname test-name item-path jobgroup max-concurrent-jobs run-id waitons item-path testmode test-patts required-tests test-registry registry-mutex flags keyvals run-info newtal all-tests-registry)
  (let* ((run-limits-info         (runs:can-run-more-tests jobgroup max-concurrent-jobs)) ;; look at the test jobgroup and tot jobs running
	 (have-resources          (car run-limits-info))
	 (num-running             (list-ref run-limits-info 1))
	 (num-running-in-jobgroup (list-ref run-limits-info 2))
	 (max-concurrent-jobs     (list-ref run-limits-info 3))
	 (job-group-limit         (list-ref run-limits-info 4))
	 (prereqs-not-met         (mt:get-prereqs-not-met run-id waitons item-path mode: testmode))

     
     ;; This is the final stage, everything is in place so launch the test
     ;;
     ((and have-resources
	   (or (null? prereqs-not-met)
	       (and (eq? testmode 'toplevel)
		    (null? non-completed))))
      (run:test run-id run-info keyvals runname test-record flags #f test-registry all-tests-registry)
      (hash-table-set! test-registry (runs:make-full-test-name test-name item-path) 'running)
      (runs:shrink-can-run-more-tests-count)  ;; DELAY TWEAKER (still needed?)
      ;; (thread-sleep! *global-delta*)
      (if (or (not (null? tal))(not (null? reg)))
	  (list (runs:queue-next-hed tal reg reglen regfull)
		(runs:queue-next-tal tal reg reglen regfull)
		(runs:queue-next-reg tal reg reglen regfull)

			  (cons hed reruns)))
		  (begin
		    (debug:print 1 "WARN: Test not processed correctly. Could be a race condition in your test implementation? " hed) ;;  " as it has prerequistes that are FAIL. (NOTE: hed is not a vector)")
		    (runs:shrink-can-run-more-tests-count) ;; DELAY TWEAKER (still needed?)
		    (list hed tal reg reruns)))))))))

;; test-records is a hash table testname:item_path => vector < testname testconfig waitons priority items-info ... >
(define (runs:run-tests-queue run-id runname test-records keyvals flags test-patts required-tests reglen-in all-tests-registry)
  ;; At this point the list of parent tests is expanded 
  ;; NB// Should expand items here and then insert into the run queue.
  (debug:print 5 "test-records: " test-records ", flags: " (hash-table->alist flags))
  (let ((run-info              (cdb:remote-run db:get-run-info #f run-id))
	(tests-info            (mt:get-tests-for-run run-id #f '() '())) ;;  qryvals: "id,testname,item_path"))
	(sorted-test-names     (tests:sort-by-priority-and-waiton test-records))
	(test-registry         (make-hash-table))

	 ;; items is #f then the test is ok to be handed off to launch (but not before)
	 ;; 
	 ((not items)
	  (debug:print-info 4 "OUTER COND: (not items)")
	  (if (and (not (tests:match test-patts (tests:testqueue-get-testname test-record) item-path required: required-tests))
		   (not (null? tal)))
	      (loop (car tal)(cdr tal) reg reruns))
	  (let ((loop-list (runs:process-expanded-tests hed tal reg reruns reglen regfull test-record runname test-name item-path jobgroup max-concurrent-jobs run-id waitons item-path testmode test-patts required-tests test-registry registry-mutex flags keyvals run-info newtal all-tests-registry)))
	    (if loop-list (apply loop loop-list))))

	 ;; items processed into a list but not came in as a list been processed
	 ;;
	 ((and (list? items)     ;; thus we know our items are already calculated
	       (not   itemdat))  ;; and not yet expanded into the list of things to be done
	  (debug:print-info 4 "OUTER COND: (and (list? items)(not itemdat))")

	     (conc (db:test-get-testname t) ":" (db:test-get-state t) "/" (db:test-get-status t))))
       lst))

(define (runs:make-full-test-name testname itempath)
  (if (equal? itempath "") testname (conc testname "/" itempath)))

;; parent-test is there as a placeholder for when parent-tests can be run as a setup step
(define (run:test run-id run-info keyvals runname test-record flags parent-test test-registry all-tests-registry)
  ;; All these vars might be referenced by the testconfig file reader
  (let* ((test-name    (tests:testqueue-get-testname   test-record))
	 (test-waitons (tests:testqueue-get-waitons    test-record))
	 (test-conf    (tests:testqueue-get-testconfig test-record))
	 (itemdat      (tests:testqueue-get-itemdat    test-record))
	 (test-path    (hash-table-ref all-tests-registry test-name)) ;; (conc *toppath* "/tests/" test-name)) ;; could use tests:get-testconfig here ...
	 (force        (hash-table-ref/default flags "-force" #f))
	 (rerun        (hash-table-ref/default flags "-rerun" #f))
	 (keepgoing    (hash-table-ref/default flags "-keepgoing" #f))
	 (item-path     "")
	 (db           #f)
	 (full-test-name #f))

;; Call this one to do all the work and get a standardized list of tests
(define (tests:get-all)
  (let* ((test-search-path   (cons (conc *toppath* "/tests") ;; the default
				   (tests:get-tests-search-path *configdat*))))
    (tests:get-valid-tests (make-hash-table) test-search-path)))


(define (tests:get-tests-search-path cfgdat)
  (let ((paths (map car (configf:get-section cfgdat "tests-paths"))))
    (cons (conc *toppath* "/tests") paths)))

(define (tests:get-valid-tests test-registry tests-paths)
  (if (null? tests-paths) 
      test-registry

;;     (delete-duplicates
;;      (filter (lambda (testname)
;; 	       (tests:match test-patts testname #f))
;; 	     (map (lambda (testp)
;; 		    (last (string-split testp "/")))
;; 		  tests)))))

(define (tests:get-testconfig test-name test-registry system-allowed)
  (let* ((test-path    (hash-table-ref/default test-registry test-name (conc *toppath* "/tests/" test-name)))
	 (test-configf (conc test-path "/testconfig"))
	 (testexists   (and (file-exists? test-configf)(file-read-access? test-configf))))
    (if testexists
	(read-config test-configf #f system-allowed environ-patt: (if system-allowed
								      "pre-launch-env-vars"
								      #f))
	#f)))

    runnables))

;;======================================================================
;; refactoring this block into tests:get-full-data from line 263 of runs.scm
;;======================================================================
;; hed is the test name
;; test-records is a hash of test-name => test record
(define (tests:get-full-data test-names test-records required-tests all-tests-registry)
  (if (not (null? test-names))
      (let loop ((hed (car test-names))
		 (tal (cdr test-names)))         ;; 'return-procs tells the config reader to prep running system but return a proc
	(debug:print-info 4 "hed=" hed " at top of loop")
	(let* ((config  (tests:get-testconfig hed all-tests-registry 'return-procs))
	       (waitons (let ((instr (if config 
					 (config-lookup config "requirements" "waiton")
					 (begin ;; No config means this is a non-existant test
					   (debug:print 0 "ERROR: non-existent required test \"" hed "\", grep through your testconfigs to find and remove or create the test. Discarding and continuing.")
					     ""))))
			  (debug:print-info 8 "waitons string is " instr)
			  (string-split (cond

[fields]
sysname TEXT
fsname TEXT
datapath TEXT

# refareas can be searched to find previous runs
# the path points to where megatest.db exists
[refareas]
area1 /tmp/oldarea/megatest

[include config/mt_include_1.config]

[tests-paths]
#{scheme (conc *toppath* "/../simplerun")}/tests

[setup]
# Set launchwait to yes to use the old launch run code that waits for the launch process to return before 
# proceeding.
# launchwait yes

# If set to "default" the old code is used. Otherwise defaults to 200 or uses