use std; import task; import comm; fn main() { test00(); } fn test00_start(c: comm::chan, start: int, number_of_messages: int) { let i: int = 0; while i < number_of_messages { comm::send(c, start + i); i += 1; } } fn test00() { let r: int = 0; let sum: int = 0; let p = comm::port(); let c = comm::chan(p); let number_of_messages: int = 10; let t0 = task::spawn_joinable {|| test00_start(c, number_of_messages * 0, number_of_messages); }; let t1 = task::spawn_joinable {|| test00_start(c, number_of_messages * 1, number_of_messages); }; let t2 = task::spawn_joinable {|| test00_start(c, number_of_messages * 2, number_of_messages); }; let t3 = task::spawn_joinable {|| test00_start(c, number_of_messages * 3, number_of_messages); }; let i: int = 0; while i < number_of_messages { r = comm::recv(p); sum += r; r = comm::recv(p); sum += r; r = comm::recv(p); sum += r; r = comm::recv(p); sum += r; i += 1; } task::join(t0); task::join(t1); task::join(t2); task::join(t3); assert (sum == number_of_messages * 4 * (number_of_messages * 4 - 1) / 2); }