32 lines
1.4 KiB
Racket
32 lines
1.4 KiB
Racket
#lang syndicate/test-implementation
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;; An error signalled during setup of a new actor's root facet must
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;; cause previous actions to be discarded, but must also cause any
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;; initial-assertions, including specifically linkage assertions from
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;; during/spawn, to be briefly visible.
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(test-case
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[(assertion-struct request (id))
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(assertion-struct response (value))
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(spawn (during/spawn (request $id)
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(printf "starting request handler\n")
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(assert (response 'the-answer)) ;; must not be visible
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(printf "asserted response, shouldn't be visible\n")
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(error 'aieee "oh no")
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(printf "NOTREACHED\n")))
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(spawn (stop-when (asserted (observe (request _)))
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(printf "service listening\n")
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(react
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(assert (request 101))
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(stop-when (retracted (observe (request _)))
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(printf "whole service vanished\n"))
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(stop-when (retracted (observe (request 101)))
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(printf "specific instance vanished\n"))
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(stop-when (asserted (response $v))
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(printf "response ~v\n" v)))))]
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(expected-output (list "service listening"
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"starting request handler"
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"asserted response, shouldn't be visible"
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"specific instance vanished")))
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