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add trace testing

This commit is contained in:
Sam Caldwell 2017-02-22 17:49:20 -05:00
parent e1671ce878
commit 3986f4d0ea
1 changed files with 94 additions and 7 deletions
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101
racket/syndicate/little-actors/core.rkt
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@ -3,9 +3,12 @@
(require syndicate/monolithic)
(require syndicate/trie)
(require racket/set)
(module+ test
(require rackunit))
(require syndicate/upside-down)
(require syndicate/monitor)
(require racket/async-channel)
(require (for-syntax syntax/parse))
(require rackunit)
(require racket/engine)
(define mt-scn (scn trie-empty))
@ -262,9 +265,10 @@
[`(actor ,facet)
(define-values (_ as ft) (boot-facet facet Γ mt-σ))
(define assertions (ft-assertions ft mt-σ))
(spawn actor-behavior
(actor-state trie-empty ft)
(cons (scn assertions) as))]
(spawn-upside-down
(actor actor-behavior
(actor-state trie-empty ft)
(cons (scn assertions) as)))]
[`(dataspace ,as ...)
(define boot-actions (for/list ([a (in-list as)])
(boot-actor a Γ)))
@ -668,6 +672,51 @@
(boot-actor boot mt-Γ)))
(run-ground boot-actions))
;; Actor AsyncChannel Program -> Boolean
;; trace-actor is the first actor spawned inside the program's ground dataspace
;; chan is a channel used by the trace-actor to signal a completed trace
(define (run-with-tracing trace-actor chan p #:timeout [timeout never-evt])
(define boot-actions
(for/list ([boot (in-list p)])
(boot-actor boot mt-Γ)))
(define cust (make-custodian))
(define syndicate-thread
(thread (lambda ()
(engine-run timeout
(engine (lambda (x) (run-ground (cons trace-actor boot-actions))))))))
(define result
(sync (handle-evt chan
(lambda (val) #t))
(handle-evt syndicate-thread
(lambda (val) #f))))
(kill-thread syndicate-thread)
result)
(define-syntax (run-with-trace stx)
(define-splicing-syntax-class opt-timeout
#:attributes (timeout)
(pattern (~seq #:timeout to:expr)
#:attr timeout #'to)
(pattern (~seq)
#:attr timeout #'never-evt))
(syntax-parse stx
#:datum-literals (trace)
[(_ (trace item:expr ...)
program:expr
ot:opt-timeout)
#'(let ([chan (make-async-channel)])
(run-with-tracing (trace-actor (trace item ...)
(lambda () (async-channel-put chan #t)))
chan
program
#:timeout ot.timeout))]))
(define-syntax (test-trace stx)
(syntax-parse stx
[(_ any ...)
(syntax/loc stx
(check-true (run-with-trace any ...)))]))
(define test-program
`((actor (react (on-start (printf "hello,world\n"))))))
@ -677,6 +726,11 @@
(printf "wat\n"))))
(actor (react (assert 5)))))
(test-trace (trace (assertion-added (observe 5))
(assertion-added 5))
test-program2)
(define ping-pong
`(
(actor (react (on (message "ping")
@ -687,6 +741,16 @@
(send! "ping"))
(on-start (send! "ping"))))))
(test-trace (trace (message "ping")
(message "pong")
(message "ping")
(message "pong")
(message "ping")
(message "pong")
(message "ping")
(message "pong"))
ping-pong)
(define bank-account
`(
(actor (react (field balance 0)
@ -704,12 +768,22 @@
(send! (list "deposit" +100))
(send! (list "deposit" -30)))))))
(test-trace (trace (assertion-added '(list "account" 0))
(and (assertion-added '(list "account" 100)) (assertion-removed '(list "account" 0)))
(and (assertion-added '(list "account" 70)) (assertion-removed '(list "account" 100))))
bank-account
#:timeout 5000)
(define multi-level-ex
'(
(actor (react (on (asserted "hello")
(printf "goodbye"))))
(dataspace (actor (react (assert (outbound "hello")))))))
;; this fails because upside-down doesn't handle relaying right
#;(test-trace (trace (assertion-added "hello"))
multi-level-ex)
(define ff
'(
(actor (react (on (message 5)
@ -735,4 +809,17 @@
(on (message "hey")
(printf "oh.\n"))))))
(run bank-account)
(define competing-stop-whens
'(
(actor (react (stop-when (asserted "hello")
(printf "hello\n"))
(on (asserted "howdy")
(printf "howdy-do\n"))
(stop-when (asserted "howdy")
(printf "howdy\n"))))
(actor (react (assert "hello")
(assert "howdy")))
))
#;(run competing-stop-whens)