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v/vlib/sync/channel_try_buf_test.v

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fn test_channel_try_buffered() {
ch := chan int{cap: 5}
for z in 2 .. 13 {
if ch.try_push(z) == .not_ready {
assert z == 7
break
}
}
mut obj := int(0)
for ch.try_pop(mut obj) == .success {
println(obj)
}
assert obj == 6
ch <- 17
obj = <-ch
assert obj == 17
}