117 lines
2.9 KiB
Rust
117 lines
2.9 KiB
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use std::sync::mpsc::channel;
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use std::cmp;
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// Tests of ports and channels on various types
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fn test_rec() {
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struct R {val0: isize, val1: u8, val2: char}
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let (tx, rx) = channel();
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let r0: R = R {val0: 0, val1: 1, val2: '2'};
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tx.send(r0).unwrap();
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let mut r1: R;
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r1 = rx.recv().unwrap();
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assert_eq!(r1.val0, 0);
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assert_eq!(r1.val1, 1);
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assert_eq!(r1.val2, '2');
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}
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fn test_vec() {
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let (tx, rx) = channel();
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let v0: Vec<isize> = vec!(0, 1, 2);
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tx.send(v0).unwrap();
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let v1 = rx.recv().unwrap();
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assert_eq!(v1[0], 0);
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assert_eq!(v1[1], 1);
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assert_eq!(v1[2], 2);
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}
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fn test_str() {
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let (tx, rx) = channel();
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let s0 = "test".to_string();
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tx.send(s0).unwrap();
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let s1 = rx.recv().unwrap();
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assert_eq!(s1.as_bytes()[0], 't' as u8);
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assert_eq!(s1.as_bytes()[1], 'e' as u8);
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assert_eq!(s1.as_bytes()[2], 's' as u8);
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assert_eq!(s1.as_bytes()[3], 't' as u8);
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}
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#[derive(Debug)]
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enum t {
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tag1,
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tag2(isize),
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tag3(isize, u8, char)
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}
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impl cmp::PartialEq for t {
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fn eq(&self, other: &t) -> bool {
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match *self {
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t::tag1 => {
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match (*other) {
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t::tag1 => true,
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_ => false
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}
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}
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t::tag2(e0a) => {
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match (*other) {
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t::tag2(e0b) => e0a == e0b,
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_ => false
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}
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}
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t::tag3(e0a, e1a, e2a) => {
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match (*other) {
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t::tag3(e0b, e1b, e2b) =>
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e0a == e0b && e1a == e1b && e2a == e2b,
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_ => false
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}
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}
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}
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}
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fn ne(&self, other: &t) -> bool { !(*self).eq(other) }
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}
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fn test_tag() {
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let (tx, rx) = channel();
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tx.send(t::tag1).unwrap();
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tx.send(t::tag2(10)).unwrap();
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tx.send(t::tag3(10, 11, 'A')).unwrap();
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let mut t1: t;
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t1 = rx.recv().unwrap();
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assert_eq!(t1, t::tag1);
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t1 = rx.recv().unwrap();
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assert_eq!(t1, t::tag2(10));
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t1 = rx.recv().unwrap();
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assert_eq!(t1, t::tag3(10, 11, 'A'));
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}
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fn test_chan() {
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let (tx1, rx1) = channel();
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let (tx2, rx2) = channel();
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tx1.send(tx2).unwrap();
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let tx2 = rx1.recv().unwrap();
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// Does the transmitted channel still work?
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tx2.send(10).unwrap();
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let mut i: isize;
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i = rx2.recv().unwrap();
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assert_eq!(i, 10);
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}
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pub fn main() {
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test_rec();
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test_vec();
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test_str();
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test_tag();
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test_chan();
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}
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