28 lines
351 B
V
28 lines
351 B
V
const n = 1000
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fn f(ch chan f64) {
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mut s := 0.
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for _ in 0 .. n {
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s += <-ch
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}
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assert s == f64(n * (n + 1) / 2)
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ch.close()
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}
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fn do_send(ch chan f64, val f64) ?f64 {
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ch <- val ?
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return val + 1.0
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}
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fn test_push_propargate() {
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ch := chan f64{}
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go f(ch)
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mut s := 1.0
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for {
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s = do_send(ch, s) or {
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break
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}
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}
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assert s == f64(n + 1)
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}
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