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@ f2dca476327a
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Location: CSY/reowolf/src/test/connector.rs
f2dca476327a
20.2 KiB
application/rls-services+xml
Fixes fall-through component definition error
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use super::*;
use crate::common::*;
use crate::runtime::{errors::*, PortBinding::*};
static PDL: &[u8] = b"
primitive blocked(in i, out o) {
while(true) synchronous {}
}
primitive forward(in i, out o) {
while(true) synchronous {
put(o, get(i));
}
}
primitive sync(in i, out o) {
while(true) synchronous {
if (fires(i)) put(o, get(i));
}
}
primitive fifo_1(in i, out o) {
msg holding = null;
while(true) synchronous {
if (holding == null && fires(i)) {
holding = get(i);
} else if (holding != null && fires(o)) {
put(o, holding);
holding = null;
}
}
}
primitive alternator_2(in i, out a, out b) {
while(true) {
synchronous { put(a, get(i)); }
synchronous { put(b, get(i)); }
}
}
composite sync_2(in i, out o) {
channel x -> y;
new sync(i, x);
new sync(y, o);
}
composite forward_pair(in ia, out oa, in ib, out ob) {
new forward(ia, oa);
new forward(ib, ob);
}
primitive forward_nonzero(in i, out o) {
while(true) synchronous {
msg m = get(i);
assert(m[0] != 0);
put(o, m);
}
}
primitive token_spout(out o) {
while(true) synchronous {
put(o, create(0));
}
}
primitive wait_n(int to_wait, out o) {
while(to_wait > 0) synchronous() to_wait -= 1;
synchronous { put(o, create(0)); }
}
composite wait_10(out o) {
new wait_n(10, o);
}
";
#[test]
fn connects_ok() {
// Test if we can connect natives using the given PDL
/*
Alice -->silence--P|A-->silence--> Bob
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr()];
assert!(run_connector_set(&[
&|x| {
// Alice
x.configure(PDL, b"blocked").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Passive(addrs[0])).unwrap();
x.connect(timeout).unwrap();
},
&|x| {
// Bob
x.configure(PDL, b"blocked").unwrap();
x.bind_port(0, Active(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
},
]));
}
#[test]
fn connected_but_silent_natives() {
// Test if we can connect natives and have a trivial sync round
/*
Alice -->silence--P|A-->silence--> Bob
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr()];
assert!(run_connector_set(&[
&|x| {
// Alice
x.configure(PDL, b"blocked").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Passive(addrs[0])).unwrap();
x.connect(timeout).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
},
&|x| {
// Bob
x.configure(PDL, b"blocked").unwrap();
x.bind_port(0, Active(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
},
]));
}
#[test]
fn self_forward_ok() {
// Test a deterministic system
// where a native has no network bindings
// and sends messages to itself
/*
/-->\
Alice forward
\<--/
*/
let timeout = Duration::from_millis(1_500);
const N: usize = 5;
static MSG: &[u8] = b"Echo!";
assert!(run_connector_set(&[
//
&|x| {
// Alice
x.configure(PDL, b"forward").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
x.put(0, MSG.to_vec()).unwrap();
x.get(1).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(MSG), x.read_gotten(1));
}
},
]));
}
#[test]
fn token_spout_ok() {
// Test a deterministic system where the proto
// creates token messages
/*
Alice<--token_spout
*/
let timeout = Duration::from_millis(1_500);
const N: usize = 5;
assert!(run_connector_set(&[
//
&|x| {
// Alice
x.configure(PDL, b"token_spout").unwrap();
x.bind_port(0, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(&[] as &[u8]), x.read_gotten(0));
}
},
]));
}
#[test]
fn waiter_ok() {
// Test a stateful proto that blocks port 0 for 10 rounds
// and then sends a single token on the 11th
/*
Alice<--token_spout
*/
let timeout = Duration::from_millis(1_500);
assert!(run_connector_set(&[
//
&|x| {
// Alice
x.configure(PDL, b"wait_10").unwrap();
x.bind_port(0, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..10 {
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Err(ReadGottenErr::DidNotGet), x.read_gotten(0));
}
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(&[] as &[u8]), x.read_gotten(0));
},
]));
}
#[test]
fn self_forward_timeout() {
// Test a deterministic system
// where a native has no network bindings
// and sends messages to itself
/*
/-->\
Alice forward
\<--/
*/
let timeout = Duration::from_millis(500);
static MSG: &[u8] = b"Echo!";
assert!(run_connector_set(&[
//
&|x| {
// Sender
x.configure(PDL, b"forward").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
x.put(0, MSG.to_vec()).unwrap();
// native and forward components cannot find a solution
assert_eq!(Err(SyncErr::Timeout), x.sync(timeout));
},
]));
}
#[test]
fn forward_det() {
// Test if a deterministic protocol and natives can pass one message
/*
Alice -->forward--P|A-->forward--> Bob
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr()];
const N: usize = 5;
static MSG: &[u8] = b"Hello!";
assert!(run_connector_set(&[
&|x| {
x.configure(PDL, b"forward").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Passive(addrs[0])).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
x.put(0, MSG.to_vec()).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
}
},
&|x| {
x.configure(PDL, b"forward").unwrap();
x.bind_port(0, Active(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(MSG), x.read_gotten(0));
}
},
]));
}
#[test]
fn nondet_proto_det_natives() {
// Test the use of a nondeterministic protocol
// where Alice decides the choice and the others conform
/*
Alice -->sync--A|P-->sync--> Bob
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr()];
const N: usize = 5;
static MSG: &[u8] = b"Message, here!";
assert!(run_connector_set(&[
&|x| {
// Alice
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Active(addrs[0])).unwrap();
x.connect(timeout).unwrap();
for _i in 0..N {
x.put(0, MSG.to_vec()).unwrap();
assert_eq!(0, x.sync(timeout).unwrap());
}
},
&|x| {
// Bob
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Passive(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _i in 0..N {
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(MSG), x.read_gotten(0));
}
},
]));
}
#[test]
fn putter_determines() {
// putter and getter
/*
Alice -->sync--A|P-->sync--> Bob
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr()];
const N: usize = 3;
static MSG: &[u8] = b"Hidey ho!";
assert!(run_connector_set(&[
//
&|x| {
// Alice
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Active(addrs[0])).unwrap();
x.connect(timeout).unwrap();
for _i in 0..N {
x.put(0, MSG.to_vec()).unwrap();
assert_eq!(0, x.sync(timeout).unwrap());
}
},
&|x| {
// Bob
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Passive(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _i in 0..N {
// batches [{0=>*}, {0=>?}]
x.get(0).unwrap();
x.next_batch().unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(MSG), x.read_gotten(0));
}
},
]));
}
#[test]
fn getter_determines() {
// putter and getter
/*
Alice -->sync--A|P-->sync--> Bob
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr()];
const N: usize = 5;
static MSG: &[u8] = b"Hidey ho!";
assert!(run_connector_set(&[
//
&|x| {
// Alice
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Active(addrs[0])).unwrap();
x.connect(timeout).unwrap();
for _i in 0..N {
// batches [{0=>?}, {0=>*}]
x.put(0, MSG.to_vec()).unwrap();
x.next_batch().unwrap();
assert_eq!(Ok(0), x.sync(timeout));
}
},
&|x| {
// Bob
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Passive(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _i in 0..N {
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(MSG), x.read_gotten(0));
}
},
]));
}
#[test]
fn fifo_2() {
// Test a deterministic system which
// alternates sending Sender's messages to A or B
/* /--|-->A
Sender -->alternator_2
\--|-->B
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr(), next_addr()];
const N: usize = 5;
static MSG: &[u8] = b"message";
assert!(run_connector_set(&[
//
&|x| {
// Sender
x.configure(PDL, b"alternator_2").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Passive(addrs[0])).unwrap();
x.bind_port(2, Passive(addrs[1])).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
for _ in 0..2 {
x.put(0, MSG.to_vec()).unwrap();
assert_eq!(0, x.sync(timeout).unwrap());
}
}
},
&|x| {
// A
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Active(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
// get msg round
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout)); // GET ONE
assert_eq!(Ok(MSG), x.read_gotten(0));
// silent round
assert_eq!(Ok(0), x.sync(timeout)); // MISS ONE
assert_eq!(Err(ReadGottenErr::DidNotGet), x.read_gotten(0));
}
},
&|x| {
// B
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Active(addrs[1])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
// silent round
assert_eq!(Ok(0), x.sync(timeout)); // MISS ONE
assert_eq!(Err(ReadGottenErr::DidNotGet), x.read_gotten(0));
// get msg round
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout)); // GET ONE
assert_eq!(Ok(MSG), x.read_gotten(0));
}
},
]));
}
#[test]
fn alternator_2() {
// Test a deterministic system which
// alternates sending Sender's messages to A or B
/* /--|-->A
Sender -->alternator_2
\--|-->B
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr(), next_addr()];
const N: usize = 5;
static MSG: &[u8] = b"message";
assert!(run_connector_set(&[
//
&|x| {
// Sender
x.configure(PDL, b"alternator_2").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Passive(addrs[0])).unwrap();
x.bind_port(2, Passive(addrs[1])).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
for _ in 0..2 {
x.put(0, MSG.to_vec()).unwrap();
assert_eq!(0, x.sync(timeout).unwrap());
}
}
},
&|x| {
// A
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Active(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
// get msg round
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout)); // GET ONE
assert_eq!(Ok(MSG), x.read_gotten(0));
// silent round
assert_eq!(Ok(0), x.sync(timeout)); // MISS ONE
assert_eq!(Err(ReadGottenErr::DidNotGet), x.read_gotten(0));
}
},
&|x| {
// B
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Active(addrs[1])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
// silent round
assert_eq!(Ok(0), x.sync(timeout)); // MISS ONE
assert_eq!(Err(ReadGottenErr::DidNotGet), x.read_gotten(0));
// get msg round
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout)); // GET ONE
assert_eq!(Ok(MSG), x.read_gotten(0));
}
},
]));
}
#[test]
// PANIC TODO: eval::1536
fn composite_chain() {
// Check if composition works. Forward messages through long chains
/*
Alice -->sync-->sync-->A|P-->sync-->sync--> Bob
*/
static PDL : &[u8] =
b"primitive sync(in i, out o) {
while(true) synchronous {
if (fires(i)) put(o, get(i));
}
}
composite sync_2(in i, out o) {
channel x -> y;
new sync(i, x);
new sync(y, o);
}";
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr(), next_addr()];
const N: usize = 1;
static MSG: &[u8] = b"SSS";
assert!(run_connector_set(&[
//
&|x| {
// Alice
x.configure(PDL, b"sync_2").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Active(addrs[0])).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
x.put(0, MSG.to_vec()).unwrap();
assert_eq!(0, x.sync(timeout).unwrap());
}
},
&|x| {
// Bob
x.configure(PDL, b"sync").unwrap();
x.bind_port(0, Passive(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
// get msg round
x.get(0).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(MSG), x.read_gotten(0));
}
},
]));
}
#[test]
// PANIC TODO: eval::1605
fn exchange() {
/*
/-->forward-->P|A-->forward-->\
Alice Bob
\<--forward<--P|A<--forward<--/
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr(), next_addr()];
const N: usize = 1;
assert!(run_connector_set(&[
//
&|x| {
// Alice
x.configure(PDL, b"forward_pair").unwrap();
x.bind_port(0, Native).unwrap(); // native in
x.bind_port(1, Passive(addrs[0])).unwrap(); // peer out
x.bind_port(2, Passive(addrs[1])).unwrap(); // peer in
x.bind_port(3, Native).unwrap(); // native out
x.connect(timeout).unwrap();
for _ in 0..N {
x.put(0, b"A->B".to_vec()).unwrap();
x.get(1).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(b"B->A" as &[u8]), x.read_gotten(0));
}
},
&|x| {
// Bob
x.configure(PDL, b"forward_pair").unwrap();
x.bind_port(0, Native).unwrap(); // native in
x.bind_port(1, Active(addrs[1])).unwrap(); // peer out
x.bind_port(2, Active(addrs[0])).unwrap(); // peer in
x.bind_port(3, Native).unwrap(); // native out
x.connect(timeout).unwrap();
for _ in 0..N {
x.put(0, b"B->A".to_vec()).unwrap();
x.get(1).unwrap();
assert_eq!(Ok(0), x.sync(timeout));
assert_eq!(Ok(b"A->B" as &[u8]), x.read_gotten(0));
}
},
]));
}
#[test]
// THIS DOES NOT YET WORK. TODOS are hit
fn filter_messages() {
// Make a protocol whose behavior depends on the contents of messages
// Getter prohibits the receipt of messages of the form [0, ...].
// those messages are silent
/*
Sender -->forward-->P|A-->forward_nonzero--> Receiver
*/
let timeout = Duration::from_millis(1_500);
let addrs = [next_addr()];
const N: usize = 1;
assert!(run_connector_set(&[
//
&|x| {
// Sender
x.configure(PDL, b"forward").unwrap();
x.bind_port(0, Native).unwrap();
x.bind_port(1, Passive(addrs[0])).unwrap();
x.connect(timeout).unwrap();
for i in (0..3).cycle().take(N) {
let msg = vec![i as u8]; // messages [0], [1], [2], [0], [1] ...
// batches: [{0=>*}, {0=>?}]
x.next_batch().unwrap();
x.put(0, msg.clone()).unwrap();
assert_eq!(0, x.sync(timeout).unwrap());
match x.sync(timeout).unwrap() {
0 => {
// not sent
assert_eq!(&msg, &[0u8]);
}
1 => {
// sent
assert_ne!(&msg, &[0u8]);
}
_ => unreachable!(),
}
}
},
&|x| {
// Receiver
x.configure(PDL, b"forward_nonzero").unwrap();
x.bind_port(0, Active(addrs[0])).unwrap();
x.bind_port(1, Native).unwrap();
x.connect(timeout).unwrap();
for _ in 0..N {
// round _i batches:[0=>*, 0=>?]
x.next_batch().unwrap();
x.get(0).unwrap();
match x.sync(timeout).unwrap() {
0 => {
// nothing received
assert_eq!(Err(ReadGottenErr::DidNotGet), x.read_gotten(0));
}
1 => {
// msg received
assert_ne!(&[0u8], x.read_gotten(0).unwrap());
}
_ => unreachable!(),
}
}
},
]));
}
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