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129 lines
2.2 KiB
Plaintext
129 lines
2.2 KiB
Plaintext
/+ *test
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::
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=, contain
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::
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|%
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++ test-basic-capped-queue
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::
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=| q=(capped-queue @u)
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=. max-size.q 3
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:: specialize type
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::
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=+ to-capped-queue=(to-capped-queue @u)
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:: push a single element
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::
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=^ maybe1 q (~(put to-capped-queue q) 5)
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::
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=/ results1
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%+ expect-eq
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!> ~
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!> maybe1
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=/ results2
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%+ expect-eq
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!> 1
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!> size.q
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=/ results3
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%+ expect-eq
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!> [~ 5]
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!> ~(top to queue.q)
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:: remove the single element
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::
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=^ maybe2 q ~(get to-capped-queue q)
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::
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=/ results4
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%+ expect-eq
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!> 5
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!> maybe2
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=/ results5
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%+ expect-eq
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!> 0
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!> size.q
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::
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;: weld
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results1
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results2
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results3
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results4
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results5
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==
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::
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++ test-put-returns-evicted-value
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::
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=| q=(capped-queue @u)
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=. max-size.q 2
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:: specialize type
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::
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=+ to-capped-queue=(to-capped-queue @u)
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:: push enough values to evict one
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::
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=^ maybe1 q (~(put to-capped-queue q) 5)
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=/ results1
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%+ expect-eq
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!> ~
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!> maybe1
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=/ results2
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%+ expect-eq
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!> 1
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!> size.q
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::
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=^ maybe2 q (~(put to-capped-queue q) 6)
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=/ results3
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%+ expect-eq
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!> ~
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!> maybe2
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=/ results4
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%+ expect-eq
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!> 2
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!> size.q
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::
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=^ maybe3 q (~(put to-capped-queue q) 7)
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=/ results5
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%+ expect-eq
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!> [~ 5]
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!> maybe3
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=/ results6
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%+ expect-eq
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!> 2
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!> size.q
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::
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;: weld
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results1
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results2
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results3
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results4
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results5
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results6
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==
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::
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++ test-resize-evicts-on-shrink
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::
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=| q=(capped-queue @u)
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=. max-size.q 5
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:: specialize type
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::
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=+ to-capped-queue=(to-capped-queue @u)
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::
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=^ maybe1 q (~(put to-capped-queue q) 1)
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=^ maybe2 q (~(put to-capped-queue q) 2)
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=^ maybe3 q (~(put to-capped-queue q) 3)
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=^ maybe4 q (~(put to-capped-queue q) 4)
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=^ maybe5 q (~(put to-capped-queue q) 5)
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:: resize the size to 3; this should pop two items
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::
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=^ pops q (~(resize to-capped-queue q) 3)
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::
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=/ results1
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%+ expect-eq
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!> [1 2 ~]
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!> pops
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=/ results2
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%+ expect-eq
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!> 3
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!> size.q
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::
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;: weld
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results1
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results2
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==
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--
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