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move dispatcher tests to own file

This commit is contained in:
Rob Ede 2022-01-27 06:06:55 +00:00
parent 1bd2076b35
commit 14a4f325d3
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GPG key ID: 97C636207D3EF933
4 changed files with 511 additions and 412 deletions

View file

@ -89,16 +89,16 @@ pin_project! {
U::Error: fmt::Display,
{
#[pin]
inner: DispatcherState<T, S, B, X, U>,
pub(super) inner: DispatcherState<T, S, B, X, U>,
// used in tests
poll_count: u64,
pub(super) poll_count: u64,
}
}
pin_project! {
#[project = DispatcherStateProj]
enum DispatcherState<T, S, B, X, U>
pub(super) enum DispatcherState<T, S, B, X, U>
where
S: Service<Request>,
S::Error: Into<Response<BoxBody>>,
@ -118,7 +118,7 @@ pin_project! {
pin_project! {
#[project = InnerDispatcherProj]
struct InnerDispatcher<T, S, B, X, U>
pub(super) struct InnerDispatcher<T, S, B, X, U>
where
S: Service<Request>,
S::Error: Into<Response<BoxBody>>,
@ -132,7 +132,7 @@ pin_project! {
U::Error: fmt::Display,
{
flow: Rc<HttpFlow<S, X, U>>,
flags: Flags,
pub(super) flags: Flags,
peer_addr: Option<net::SocketAddr>,
conn_data: Option<Rc<Extensions>>,
error: Option<DispatchError>,
@ -146,7 +146,7 @@ pin_project! {
#[pin]
ka_timer: Option<Sleep>,
io: Option<T>,
pub(super) io: Option<T>,
read_buf: BytesMut,
write_buf: BytesMut,
codec: Codec,
@ -1039,397 +1039,3 @@ where
}
}
}
#[cfg(test)]
mod tests {
use std::str;
use actix_service::fn_service;
use actix_utils::future::{ready, Ready};
use bytes::Bytes;
use futures_util::future::lazy;
use super::*;
use crate::{
error::Error,
h1::{ExpectHandler, UpgradeHandler},
test::{TestBuffer, TestSeqBuffer},
HttpMessage, KeepAlive, Method,
};
fn find_slice(haystack: &[u8], needle: &[u8], from: usize) -> Option<usize> {
haystack[from..]
.windows(needle.len())
.position(|window| window == needle)
}
fn stabilize_date_header(payload: &mut [u8]) {
let mut from = 0;
while let Some(pos) = find_slice(payload, b"date", from) {
payload[(from + pos)..(from + pos + 35)]
.copy_from_slice(b"date: Thu, 01 Jan 1970 12:34:56 UTC");
from += 35;
}
}
fn ok_service(
) -> impl Service<Request, Response = Response<impl MessageBody>, Error = Error> {
fn_service(|_req: Request| ready(Ok::<_, Error>(Response::ok())))
}
fn echo_path_service(
) -> impl Service<Request, Response = Response<impl MessageBody>, Error = Error> {
fn_service(|req: Request| {
let path = req.path().as_bytes();
ready(Ok::<_, Error>(
Response::ok().set_body(Bytes::copy_from_slice(path)),
))
})
}
fn echo_payload_service() -> impl Service<Request, Response = Response<Bytes>, Error = Error>
{
fn_service(|mut req: Request| {
Box::pin(async move {
use futures_util::stream::StreamExt as _;
let mut pl = req.take_payload();
let mut body = BytesMut::new();
while let Some(chunk) = pl.next().await {
body.extend_from_slice(chunk.unwrap().chunk())
}
Ok::<_, Error>(Response::ok().set_body(body.freeze()))
})
})
}
#[actix_rt::test]
async fn test_req_parse_err() {
lazy(|cx| {
let buf = TestBuffer::new("GET /test HTTP/1\r\n\r\n");
let services = HttpFlow::new(ok_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf,
services,
ServiceConfig::default(),
None,
OnConnectData::default(),
);
actix_rt::pin!(h1);
match h1.as_mut().poll(cx) {
Poll::Pending => panic!(),
Poll::Ready(res) => assert!(res.is_err()),
}
if let DispatcherStateProj::Normal { inner } = h1.project().inner.project() {
assert!(inner.flags.contains(Flags::READ_DISCONNECT));
assert_eq!(
&inner.project().io.take().unwrap().write_buf[..26],
b"HTTP/1.1 400 Bad Request\r\n"
);
}
})
.await;
}
#[actix_rt::test]
async fn test_pipelining() {
lazy(|cx| {
let buf = TestBuffer::new(
"\
GET /abcd HTTP/1.1\r\n\r\n\
GET /def HTTP/1.1\r\n\r\n\
",
);
let cfg = ServiceConfig::new(KeepAlive::Disabled, 1, 1, false, None);
let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf,
services,
cfg,
None,
OnConnectData::default(),
);
actix_rt::pin!(h1);
assert!(matches!(&h1.inner, DispatcherState::Normal { .. }));
match h1.as_mut().poll(cx) {
Poll::Pending => panic!("first poll should not be pending"),
Poll::Ready(res) => assert!(res.is_ok()),
}
// polls: initial => shutdown
assert_eq!(h1.poll_count, 2);
if let DispatcherStateProj::Normal { inner } = h1.project().inner.project() {
let res = &mut inner.project().io.take().unwrap().write_buf[..];
stabilize_date_header(res);
let exp = b"\
HTTP/1.1 200 OK\r\n\
content-length: 5\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\r\n\
/abcd\
HTTP/1.1 200 OK\r\n\
content-length: 4\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\r\n\
/def\
";
assert_eq!(res.to_vec(), exp.to_vec());
}
})
.await;
lazy(|cx| {
let buf = TestBuffer::new(
"\
GET /abcd HTTP/1.1\r\n\r\n\
GET /def HTTP/1\r\n\r\n\
",
);
let cfg = ServiceConfig::new(KeepAlive::Disabled, 1, 1, false, None);
let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf,
services,
cfg,
None,
OnConnectData::default(),
);
actix_rt::pin!(h1);
assert!(matches!(&h1.inner, DispatcherState::Normal { .. }));
match h1.as_mut().poll(cx) {
Poll::Pending => panic!("first poll should not be pending"),
Poll::Ready(res) => assert!(res.is_err()),
}
// polls: initial => shutdown
assert_eq!(h1.poll_count, 1);
if let DispatcherStateProj::Normal { inner } = h1.project().inner.project() {
let res = &mut inner.project().io.take().unwrap().write_buf[..];
stabilize_date_header(res);
let exp = b"\
HTTP/1.1 200 OK\r\n\
content-length: 5\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\r\n\
/abcd\
HTTP/1.1 400 Bad Request\r\n\
content-length: 0\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\r\n\
";
assert_eq!(res.to_vec(), exp.to_vec());
}
})
.await;
}
#[actix_rt::test]
async fn test_expect() {
lazy(|cx| {
let mut buf = TestSeqBuffer::empty();
let cfg = ServiceConfig::new(KeepAlive::Disabled, 0, 0, false, None);
let services = HttpFlow::new(echo_payload_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf.clone(),
services,
cfg,
None,
OnConnectData::default(),
);
buf.extend_read_buf(
"\
POST /upload HTTP/1.1\r\n\
Content-Length: 5\r\n\
Expect: 100-continue\r\n\
\r\n\
",
);
actix_rt::pin!(h1);
assert!(h1.as_mut().poll(cx).is_pending());
assert!(matches!(&h1.inner, DispatcherState::Normal { .. }));
// polls: manual
assert_eq!(h1.poll_count, 1);
eprintln!("poll count: {}", h1.poll_count);
if let DispatcherState::Normal { ref inner } = h1.inner {
let io = inner.io.as_ref().unwrap();
let res = &io.write_buf()[..];
assert_eq!(
str::from_utf8(res).unwrap(),
"HTTP/1.1 100 Continue\r\n\r\n"
);
}
buf.extend_read_buf("12345");
assert!(h1.as_mut().poll(cx).is_ready());
// polls: manual manual shutdown
assert_eq!(h1.poll_count, 3);
if let DispatcherState::Normal { ref inner } = h1.inner {
let io = inner.io.as_ref().unwrap();
let mut res = (&io.write_buf()[..]).to_owned();
stabilize_date_header(&mut res);
assert_eq!(
str::from_utf8(&res).unwrap(),
"\
HTTP/1.1 100 Continue\r\n\
\r\n\
HTTP/1.1 200 OK\r\n\
content-length: 5\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\
\r\n\
12345\
"
);
}
})
.await;
}
#[actix_rt::test]
async fn test_eager_expect() {
lazy(|cx| {
let mut buf = TestSeqBuffer::empty();
let cfg = ServiceConfig::new(KeepAlive::Disabled, 0, 0, false, None);
let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf.clone(),
services,
cfg,
None,
OnConnectData::default(),
);
buf.extend_read_buf(
"\
POST /upload HTTP/1.1\r\n\
Content-Length: 5\r\n\
Expect: 100-continue\r\n\
\r\n\
",
);
actix_rt::pin!(h1);
assert!(h1.as_mut().poll(cx).is_ready());
assert!(matches!(&h1.inner, DispatcherState::Normal { .. }));
// polls: manual shutdown
assert_eq!(h1.poll_count, 2);
if let DispatcherState::Normal { ref inner } = h1.inner {
let io = inner.io.as_ref().unwrap();
let mut res = (&io.write_buf()[..]).to_owned();
stabilize_date_header(&mut res);
// Despite the content-length header and even though the request payload has not
// been sent, this test expects a complete service response since the payload
// is not used at all. The service passed to dispatcher is path echo and doesn't
// consume payload bytes.
assert_eq!(
str::from_utf8(&res).unwrap(),
"\
HTTP/1.1 100 Continue\r\n\
\r\n\
HTTP/1.1 200 OK\r\n\
content-length: 7\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\
\r\n\
/upload\
"
);
}
})
.await;
}
#[actix_rt::test]
async fn test_upgrade() {
struct TestUpgrade;
impl<T> Service<(Request, Framed<T, Codec>)> for TestUpgrade {
type Response = ();
type Error = Error;
type Future = Ready<Result<Self::Response, Self::Error>>;
actix_service::always_ready!();
fn call(&self, (req, _framed): (Request, Framed<T, Codec>)) -> Self::Future {
assert_eq!(req.method(), Method::GET);
assert!(req.upgrade());
assert_eq!(req.headers().get("upgrade").unwrap(), "websocket");
ready(Ok(()))
}
}
lazy(|cx| {
let mut buf = TestSeqBuffer::empty();
let cfg = ServiceConfig::new(KeepAlive::Disabled, 0, 0, false, None);
let services = HttpFlow::new(ok_service(), ExpectHandler, Some(TestUpgrade));
let h1 = Dispatcher::<_, _, _, _, TestUpgrade>::new(
buf.clone(),
services,
cfg,
None,
OnConnectData::default(),
);
buf.extend_read_buf(
"\
GET /ws HTTP/1.1\r\n\
Connection: Upgrade\r\n\
Upgrade: websocket\r\n\
\r\n\
",
);
actix_rt::pin!(h1);
assert!(h1.as_mut().poll(cx).is_ready());
assert!(matches!(&h1.inner, DispatcherState::Upgrade { .. }));
// polls: manual shutdown
assert_eq!(h1.poll_count, 2);
})
.await;
}
}

View file

@ -0,0 +1,460 @@
use std::{future::Future, str, task::Poll};
use actix_service::fn_service;
use actix_utils::future::{ready, Ready};
use bytes::Bytes;
use futures_util::future::lazy;
use actix_codec::Framed;
use actix_service::Service;
use bytes::{Buf, BytesMut};
use super::dispatcher::{Dispatcher, DispatcherState, DispatcherStateProj, Flags};
use crate::{
body::MessageBody,
config::ServiceConfig,
h1::{Codec, ExpectHandler, UpgradeHandler},
service::HttpFlow,
test::{TestBuffer, TestSeqBuffer},
Error, HttpMessage, KeepAlive, Method, OnConnectData, Request, Response,
};
fn find_slice(haystack: &[u8], needle: &[u8], from: usize) -> Option<usize> {
memchr::memmem::find(&haystack[from..], needle)
}
fn stabilize_date_header(payload: &mut [u8]) {
let mut from = 0;
while let Some(pos) = find_slice(payload, b"date", from) {
payload[(from + pos)..(from + pos + 35)]
.copy_from_slice(b"date: Thu, 01 Jan 1970 12:34:56 UTC");
from += 35;
}
}
fn ok_service() -> impl Service<Request, Response = Response<impl MessageBody>, Error = Error> {
fn_service(|_req: Request| ready(Ok::<_, Error>(Response::ok())))
}
fn echo_path_service(
) -> impl Service<Request, Response = Response<impl MessageBody>, Error = Error> {
fn_service(|req: Request| {
let path = req.path().as_bytes();
ready(Ok::<_, Error>(
Response::ok().set_body(Bytes::copy_from_slice(path)),
))
})
}
fn echo_payload_service() -> impl Service<Request, Response = Response<Bytes>, Error = Error> {
fn_service(|mut req: Request| {
Box::pin(async move {
use futures_util::stream::StreamExt as _;
let mut pl = req.take_payload();
let mut body = BytesMut::new();
while let Some(chunk) = pl.next().await {
body.extend_from_slice(chunk.unwrap().chunk())
}
Ok::<_, Error>(Response::ok().set_body(body.freeze()))
})
})
}
#[actix_rt::test]
#[ignore]
async fn test_keep_alive() {
lazy(|cx| {
let buf = TestBuffer::new("GET /abcd HTTP/1.1\r\n\r\n");
let cfg = ServiceConfig::new(KeepAlive::Timeout(1), 100, 0, false, None);
let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf.clone(),
services,
cfg,
None,
OnConnectData::default(),
);
actix_rt::pin!(h1);
assert!(matches!(&h1.inner, DispatcherState::Normal { .. }));
assert!(
h1.as_mut().poll(cx).is_pending(),
"keep-alive should prevent poll from resolving"
);
// polls: initial
assert_eq!(h1.poll_count, 1);
let mut res = buf.write_buf_slice_mut();
stabilize_date_header(&mut res);
let res = &res[..];
let exp = b"\
HTTP/1.1 200 OK\r\n\
content-length: 5\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\r\n\
/abcd\
";
assert_eq!(
res,
exp,
"\nexpected response not in write buffer:\n\
response: {:?}\n\
expected: {:?}",
String::from_utf8_lossy(res),
String::from_utf8_lossy(exp)
);
})
.await;
}
#[actix_rt::test]
async fn test_req_parse_err() {
lazy(|cx| {
let buf = TestBuffer::new("GET /test HTTP/1\r\n\r\n");
let services = HttpFlow::new(ok_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf.clone(),
services,
ServiceConfig::default(),
None,
OnConnectData::default(),
);
actix_rt::pin!(h1);
match h1.as_mut().poll(cx) {
Poll::Pending => panic!(),
Poll::Ready(res) => assert!(res.is_err()),
}
if let DispatcherStateProj::Normal { inner } = h1.project().inner.project() {
assert!(inner.flags.contains(Flags::READ_DISCONNECT));
assert_eq!(
&buf.write_buf_slice()[..26],
b"HTTP/1.1 400 Bad Request\r\n"
);
}
})
.await;
}
#[actix_rt::test]
async fn pipelining_ok_then_ok() {
lazy(|cx| {
let buf = TestBuffer::new(
"\
GET /abcd HTTP/1.1\r\n\r\n\
GET /def HTTP/1.1\r\n\r\n\
",
);
let cfg = ServiceConfig::new(KeepAlive::Disabled, 1, 1, false, None);
let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf.clone(),
services,
cfg,
None,
OnConnectData::default(),
);
actix_rt::pin!(h1);
assert!(matches!(&h1.inner, DispatcherState::Normal { .. }));
match h1.as_mut().poll(cx) {
Poll::Pending => panic!("first poll should not be pending"),
Poll::Ready(res) => assert!(res.is_ok()),
}
// polls: initial => shutdown
assert_eq!(h1.poll_count, 2);
let mut res = buf.write_buf_slice_mut();
stabilize_date_header(&mut res);
let res = &res[..];
let exp = b"\
HTTP/1.1 200 OK\r\n\
content-length: 5\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\r\n\
/abcd\
HTTP/1.1 200 OK\r\n\
content-length: 4\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\r\n\
/def\
";
assert_eq!(
res,
exp,
"\nexpected response not in write buffer:\n\
response: {:?}\n\
expected: {:?}",
String::from_utf8_lossy(res),
String::from_utf8_lossy(exp)
);
})
.await;
}
#[actix_rt::test]
async fn pipelining_ok_then_bad() {
lazy(|cx| {
let buf = TestBuffer::new(
"\
GET /abcd HTTP/1.1\r\n\r\n\
GET /def HTTP/1\r\n\r\n\
",
);
let cfg = ServiceConfig::new(KeepAlive::Disabled, 1, 1, false, None);
let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf.clone(),
services,
cfg,
None,
OnConnectData::default(),
);
actix_rt::pin!(h1);
assert!(matches!(&h1.inner, DispatcherState::Normal { .. }));
match h1.as_mut().poll(cx) {
Poll::Pending => panic!("first poll should not be pending"),
Poll::Ready(res) => assert!(res.is_err()),
}
// polls: initial => shutdown
assert_eq!(h1.poll_count, 1);
let mut res = buf.write_buf_slice_mut();
stabilize_date_header(&mut res);
let res = &res[..];
let exp = b"\
HTTP/1.1 200 OK\r\n\
content-length: 5\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\r\n\
/abcd\
HTTP/1.1 400 Bad Request\r\n\
content-length: 0\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\r\n\
";
assert_eq!(
res,
exp,
"\nexpected response not in write buffer:\n\
response: {:?}\n\
expected: {:?}",
String::from_utf8_lossy(res),
String::from_utf8_lossy(exp)
);
})
.await;
}
#[actix_rt::test]
async fn test_expect() {
lazy(|cx| {
let mut buf = TestSeqBuffer::empty();
let cfg = ServiceConfig::new(KeepAlive::Disabled, 0, 0, false, None);
let services = HttpFlow::new(echo_payload_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf.clone(),
services,
cfg,
None,
OnConnectData::default(),
);
buf.extend_read_buf(
"\
POST /upload HTTP/1.1\r\n\
Content-Length: 5\r\n\
Expect: 100-continue\r\n\
\r\n\
",
);
actix_rt::pin!(h1);
assert!(h1.as_mut().poll(cx).is_pending());
assert!(matches!(&h1.inner, DispatcherState::Normal { .. }));
// polls: manual
assert_eq!(h1.poll_count, 1);
eprintln!("poll count: {}", h1.poll_count);
if let DispatcherState::Normal { ref inner } = h1.inner {
let io = inner.io.as_ref().unwrap();
let res = &io.write_buf()[..];
assert_eq!(
str::from_utf8(res).unwrap(),
"HTTP/1.1 100 Continue\r\n\r\n"
);
}
buf.extend_read_buf("12345");
assert!(h1.as_mut().poll(cx).is_ready());
// polls: manual manual shutdown
assert_eq!(h1.poll_count, 3);
if let DispatcherState::Normal { ref inner } = h1.inner {
let io = inner.io.as_ref().unwrap();
let mut res = (&io.write_buf()[..]).to_owned();
stabilize_date_header(&mut res);
assert_eq!(
str::from_utf8(&res).unwrap(),
"\
HTTP/1.1 100 Continue\r\n\
\r\n\
HTTP/1.1 200 OK\r\n\
content-length: 5\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\
\r\n\
12345\
"
);
}
})
.await;
}
#[actix_rt::test]
async fn test_eager_expect() {
lazy(|cx| {
let mut buf = TestSeqBuffer::empty();
let cfg = ServiceConfig::new(KeepAlive::Disabled, 0, 0, false, None);
let services = HttpFlow::new(echo_path_service(), ExpectHandler, None);
let h1 = Dispatcher::<_, _, _, _, UpgradeHandler>::new(
buf.clone(),
services,
cfg,
None,
OnConnectData::default(),
);
buf.extend_read_buf(
"\
POST /upload HTTP/1.1\r\n\
Content-Length: 5\r\n\
Expect: 100-continue\r\n\
\r\n\
",
);
actix_rt::pin!(h1);
assert!(h1.as_mut().poll(cx).is_ready());
assert!(matches!(&h1.inner, DispatcherState::Normal { .. }));
// polls: manual shutdown
assert_eq!(h1.poll_count, 2);
if let DispatcherState::Normal { ref inner } = h1.inner {
let io = inner.io.as_ref().unwrap();
let mut res = (&io.write_buf()[..]).to_owned();
stabilize_date_header(&mut res);
// Despite the content-length header and even though the request payload has not
// been sent, this test expects a complete service response since the payload
// is not used at all. The service passed to dispatcher is path echo and doesn't
// consume payload bytes.
assert_eq!(
str::from_utf8(&res).unwrap(),
"\
HTTP/1.1 100 Continue\r\n\
\r\n\
HTTP/1.1 200 OK\r\n\
content-length: 7\r\n\
connection: close\r\n\
date: Thu, 01 Jan 1970 12:34:56 UTC\r\n\
\r\n\
/upload\
"
);
}
})
.await;
}
#[actix_rt::test]
async fn test_upgrade() {
struct TestUpgrade;
impl<T> Service<(Request, Framed<T, Codec>)> for TestUpgrade {
type Response = ();
type Error = Error;
type Future = Ready<Result<Self::Response, Self::Error>>;
actix_service::always_ready!();
fn call(&self, (req, _framed): (Request, Framed<T, Codec>)) -> Self::Future {
assert_eq!(req.method(), Method::GET);
assert!(req.upgrade());
assert_eq!(req.headers().get("upgrade").unwrap(), "websocket");
ready(Ok(()))
}
}
lazy(|cx| {
let mut buf = TestSeqBuffer::empty();
let cfg = ServiceConfig::new(KeepAlive::Disabled, 0, 0, false, None);
let services = HttpFlow::new(ok_service(), ExpectHandler, Some(TestUpgrade));
let h1 = Dispatcher::<_, _, _, _, TestUpgrade>::new(
buf.clone(),
services,
cfg,
None,
OnConnectData::default(),
);
buf.extend_read_buf(
"\
GET /ws HTTP/1.1\r\n\
Connection: Upgrade\r\n\
Upgrade: websocket\r\n\
\r\n\
",
);
actix_rt::pin!(h1);
assert!(h1.as_mut().poll(cx).is_ready());
assert!(matches!(&h1.inner, DispatcherState::Upgrade { .. }));
// polls: manual shutdown
assert_eq!(h1.poll_count, 2);
})
.await;
}

View file

@ -7,6 +7,8 @@ mod client;
mod codec;
mod decoder;
mod dispatcher;
#[cfg(test)]
mod dispatcher_tests;
mod encoder;
mod expect;
mod payload;

View file

@ -1,7 +1,7 @@
//! Various testing helpers for use in internal and app tests.
use std::{
cell::{Ref, RefCell},
cell::{Ref, RefCell, RefMut},
io::{self, Read, Write},
pin::Pin,
rc::Rc,
@ -157,10 +157,11 @@ fn parts(parts: &mut Option<Inner>) -> &mut Inner {
}
/// Async I/O test buffer.
#[derive(Debug)]
pub struct TestBuffer {
pub read_buf: BytesMut,
pub write_buf: BytesMut,
pub err: Option<io::Error>,
pub read_buf: Rc<RefCell<BytesMut>>,
pub write_buf: Rc<RefCell<BytesMut>>,
pub err: Option<Rc<io::Error>>,
}
impl TestBuffer {
@ -170,34 +171,64 @@ impl TestBuffer {
T: Into<BytesMut>,
{
Self {
read_buf: data.into(),
write_buf: BytesMut::new(),
read_buf: Rc::new(RefCell::new(data.into())),
write_buf: Rc::new(RefCell::new(BytesMut::new())),
err: None,
}
}
// intentionally not using Clone trait
#[allow(dead_code)]
pub(crate) fn clone(&self) -> Self {
Self {
read_buf: self.read_buf.clone(),
write_buf: self.write_buf.clone(),
err: self.err.clone(),
}
}
/// Create new empty `TestBuffer` instance.
pub fn empty() -> Self {
Self::new("")
}
#[allow(dead_code)]
pub(crate) fn read_buf_slice(&self) -> Ref<'_, [u8]> {
Ref::map(self.read_buf.borrow(), |b| b.as_ref())
}
#[allow(dead_code)]
pub(crate) fn read_buf_slice_mut(&self) -> RefMut<'_, [u8]> {
RefMut::map(self.read_buf.borrow_mut(), |b| b.as_mut())
}
#[allow(dead_code)]
pub(crate) fn write_buf_slice(&self) -> Ref<'_, [u8]> {
Ref::map(self.write_buf.borrow(), |b| b.as_ref())
}
#[allow(dead_code)]
pub(crate) fn write_buf_slice_mut(&self) -> RefMut<'_, [u8]> {
RefMut::map(self.write_buf.borrow_mut(), |b| b.as_mut())
}
/// Add data to read buffer.
pub fn extend_read_buf<T: AsRef<[u8]>>(&mut self, data: T) {
self.read_buf.extend_from_slice(data.as_ref())
self.read_buf.borrow_mut().extend_from_slice(data.as_ref())
}
}
impl io::Read for TestBuffer {
fn read(&mut self, dst: &mut [u8]) -> Result<usize, io::Error> {
if self.read_buf.is_empty() {
if self.read_buf.borrow().is_empty() {
if self.err.is_some() {
Err(self.err.take().unwrap())
Err(Rc::try_unwrap(self.err.take().unwrap()).unwrap())
} else {
Err(io::Error::new(io::ErrorKind::WouldBlock, ""))
}
} else {
let size = std::cmp::min(self.read_buf.len(), dst.len());
let b = self.read_buf.split_to(size);
let size = std::cmp::min(self.read_buf.borrow().len(), dst.len());
let b = self.read_buf.borrow_mut().split_to(size);
dst[..size].copy_from_slice(&b);
Ok(size)
}
@ -206,7 +237,7 @@ impl io::Read for TestBuffer {
impl io::Write for TestBuffer {
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
self.write_buf.extend(buf);
RefCell::borrow_mut(&self.write_buf).extend(buf);
Ok(buf.len())
}