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1 const (
2     num_iterations = 10000
3 )
4 
5 fn do_send(ch chan int) {
6     for i in 0 .. num_iterations {
7         ch <- i
8     }
9 }
10 
11 fn test_channel_unbuffered() {
12     ch := chan int{}
13     spawn do_send(ch)
14     mut sum := i64(0)
15     for _ in 0 .. num_iterations {
16         sum += <-ch
17     }
18     assert sum == u64(num_iterations) * (num_iterations - 1) / 2
19 }

1	const (
2	num_iterations = 10000
3	)
4
5	fn do_send(ch chan int) {
6	for i in 0 .. num_iterations {
7	ch <- i
8	}
9	}
10
11	fn test_channel_unbuffered() {
12	ch := chan int{}
13	spawn do_send(ch)
14	mut sum := i64(0)
15	for _ in 0 .. num_iterations {
16	sum += <-ch
17	}
18	assert sum == u64(num_iterations) * (num_iterations - 1) / 2
19	}