rust/src/test/run-pass/task-comm-16.rs
2011-07-27 15:54:33 +02:00

75 lines
1.7 KiB
Rust

// -*- rust -*-
// Tests of ports and channels on various types
fn test_rec() {
type r = {val0: int, val1: u8, val2: char};
let po: port[r] = port();
let ch: chan[r] = chan(po);
let r0: r = {val0: 0, val1: 1u8, val2: '2'};
ch <| r0;
let r1: r;
po |> r1;
assert (r1.val0 == 0);
assert (r1.val1 == 1u8);
assert (r1.val2 == '2');
}
fn test_vec() {
let po: port[int[]] = port();
let ch: chan[int[]] = chan(po);
let v0: int[] = ~[0, 1, 2];
ch <| v0;
let v1: int[];
po |> v1;
assert (v1.(0) == 0);
assert (v1.(1) == 1);
assert (v1.(2) == 2);
}
fn test_str() {
let po: port[str] = port();
let ch: chan[str] = chan(po);
let s0: str = "test";
ch <| s0;
let s1: str;
po |> s1;
assert (s1.(0) as u8 == 't' as u8);
assert (s1.(1) as u8 == 'e' as u8);
assert (s1.(2) as u8 == 's' as u8);
assert (s1.(3) as u8 == 't' as u8);
}
fn test_tag() {
tag t { tag1; tag2(int); tag3(int, u8, char); }
let po: port[t] = port();
let ch: chan[t] = chan(po);
ch <| tag1;
ch <| tag2(10);
ch <| tag3(10, 11u8, 'A');
let t1: t;
po |> t1;
assert (t1 == tag1);
po |> t1;
assert (t1 == tag2(10));
po |> t1;
assert (t1 == tag3(10, 11u8, 'A'));
}
fn test_chan() {
let po: port[chan[int]] = port();
let ch: chan[chan[int]] = chan(po);
let po0: port[int] = port();
let ch0: chan[int] = chan(po0);
ch <| ch0;
let ch1: chan[int];
po |> ch1;
// Does the transmitted channel still work?
ch1 <| 10;
let i: int;
po0 |> i;
assert (i == 10);
}
fn main() { test_rec(); test_vec(); test_str(); test_tag(); test_chan(); }