59 lines
1.4 KiB
V
59 lines
1.4 KiB
V
import sync
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import time
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import rand
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struct SResult {
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s string
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}
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fn worker_s(p &sync.PoolProcessor, idx int, worker_id int) voidptr {
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// TODO: this works, but confuses vfmt. It should be used instead of
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// p.get_int_item when vfmt becomes smarter.
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// item := p.get_item<string>(idx)
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item := p.get_string_item(idx)
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println('worker_s worker_id: $worker_id | idx: $idx | item: ${item}')
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time.sleep_ms(rand.next(3))
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return &SResult{item + item}
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}
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struct IResult {
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i int
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}
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fn worker_i(p &sync.PoolProcessor, idx int, worker_id int) voidptr {
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// TODO: this works, but confuses vfmt. See the comment above.
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// item := p.get_item<int>(idx)
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item := p.get_int_item(idx)
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println('worker_i worker_id: $worker_id | idx: $idx | item: ${item}')
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time.sleep_ms(rand.next(5))
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return &IResult{item * 1000}
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}
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fn test_work_on_strings() {
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rand.seed(0)
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mut pool_s := sync.new_pool_processor({
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callback: worker_s
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maxjobs: 8
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})
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pool_s.work_on_items(['a','b','c','d','e','f','g','h','i','j'])
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for x in pool_s.get_results<SResult>() {
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println( x.s )
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assert x.s.len > 1
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}
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}
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fn test_work_on_ints() {
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rand.seed(0)
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// NB: since maxjobs is left empty here,
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// the pool processor will use njobs = runtime.nr_jobs so that
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// it will work optimally without overloading the system
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mut pool_i := sync.new_pool_processor({
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callback: worker_i
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})
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pool_i.work_on_items([1,2,3,4,5,6,7,8])
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for x in pool_i.get_results<IResult>() {
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println( x.i )
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assert x.i > 100
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}
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}
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