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Move net::{data_loader,image_cache_task} unit tests into the unit_tests crate.

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This commit is contained in:
Simon Sapin 2015-04-07 17:32:39 +02:00
parent 691222696e
commit d88770e09f
10 changed files with 651 additions and 646 deletions
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70
components/net/data_loader.rs
View file

@ -21,7 +21,7 @@ pub fn factory(load_data: LoadData, _classifier: Arc<MIMEClassifier>) {
load(load_data) load(load_data)
} }
fn load(load_data: LoadData) { pub fn load(load_data: LoadData) {
let start_chan = load_data.consumer; let start_chan = load_data.consumer;
let url = load_data.url; let url = load_data.url;
assert!(&*url.scheme == "data"); assert!(&*url.scheme == "data");
@ -81,71 +81,3 @@ fn load(load_data: LoadData) {
progress_chan.send(Done(Ok(()))).unwrap(); progress_chan.send(Done(Ok(()))).unwrap();
} }
} }
#[cfg(test)]
fn assert_parse(url: &'static str,
content_type: Option<(String, String)>,
charset: Option<String>,
data: Option<Vec<u8>>) {
use std::sync::mpsc::channel;
use url::Url;
let (start_chan, start_port) = channel();
load(LoadData::new(Url::parse(url).unwrap(), start_chan));
let response = start_port.recv().unwrap();
assert_eq!(&response.metadata.content_type, &content_type);
assert_eq!(&response.metadata.charset, &charset);
let progress = response.progress_port.recv().unwrap();
match data {
None => {
assert_eq!(progress, Done(Err("invalid data uri".to_string())));
}
Some(dat) => {
assert_eq!(progress, Payload(dat));
assert_eq!(response.progress_port.recv().unwrap(), Done(Ok(())));
}
}
}
#[test]
fn empty_invalid() {
assert_parse("data:", None, None, None);
}
#[test]
fn plain() {
assert_parse("data:,hello%20world", None, None, Some(b"hello world".iter().map(|&x| x).collect()));
}
#[test]
fn plain_ct() {
assert_parse("data:text/plain,hello",
Some(("text".to_string(), "plain".to_string())), None, Some(b"hello".iter().map(|&x| x).collect()));
}
#[test]
fn plain_charset() {
assert_parse("data:text/plain;charset=latin1,hello",
Some(("text".to_string(), "plain".to_string())), Some("latin1".to_string()), Some(b"hello".iter().map(|&x| x).collect()));
}
#[test]
fn base64() {
assert_parse("data:;base64,C62+7w==", None, None, Some(vec!(0x0B, 0xAD, 0xBE, 0xEF)));
}
#[test]
fn base64_ct() {
assert_parse("data:application/octet-stream;base64,C62+7w==",
Some(("application".to_string(), "octet-stream".to_string())), None, Some(vec!(0x0B, 0xAD, 0xBE, 0xEF)));
}
#[test]
fn base64_charset() {
assert_parse("data:text/plain;charset=koi8-r;base64,8PLl9+XkIO3l5Pfl5A==",
Some(("text".to_string(), "plain".to_string())), Some("koi8-r".to_string()),
Some(vec!(0xF0, 0xF2, 0xE5, 0xF7, 0xE5, 0xE4, 0x20, 0xED, 0xE5, 0xE4, 0xF7, 0xE5, 0xE4)));
}

575
components/net/image_cache_task.rs
View file

@ -420,578 +420,3 @@ pub fn spawn_listener<F, A>(f: F) -> Sender<A>
}); });
setup_port.recv().unwrap() setup_port.recv().unwrap()
} }
#[cfg(test)]
mod tests {
use super::*;
use net_traits::image_cache_task::ImageResponseMsg::*;
use net_traits::image_cache_task::Msg::*;
use resource_task::start_sending;
use net_traits::{ControlMsg, Metadata, ProgressMsg, ResourceTask};
use net_traits::image_cache_task::{ImageCacheTask, ImageResponseMsg, Msg};
use net_traits::ProgressMsg::{Payload, Done};
use profile::time;
use std::sync::mpsc::{Sender, channel, Receiver};
use url::Url;
use util::taskpool::TaskPool;
static TEST_IMAGE: &'static [u8] = include_bytes!("test.jpeg");
pub fn test_image_bin() -> Vec<u8> {
TEST_IMAGE.iter().map(|&x| x).collect()
}
trait ImageCacheTaskHelper {
fn wait_for_store(&self) -> Receiver<()>;
fn wait_for_store_prefetched(&self) -> Receiver<()>;
}
impl ImageCacheTaskHelper for ImageCacheTask {
fn wait_for_store(&self) -> Receiver<()> {
let (chan, port) = channel();
self.send(Msg::WaitForStore(chan));
port
}
fn wait_for_store_prefetched(&self) -> Receiver<()> {
let (chan, port) = channel();
self.send(Msg::WaitForStorePrefetched(chan));
port
}
}
trait Closure {
fn invoke(&self, _response: Sender<ProgressMsg>) { }
}
struct DoesNothing;
impl Closure for DoesNothing { }
struct JustSendOK {
url_requested_chan: Sender<()>,
}
impl Closure for JustSendOK {
fn invoke(&self, response: Sender<ProgressMsg>) {
self.url_requested_chan.send(());
response.send(Done(Ok(())));
}
}
struct SendTestImage;
impl Closure for SendTestImage {
fn invoke(&self, response: Sender<ProgressMsg>) {
response.send(Payload(test_image_bin()));
response.send(Done(Ok(())));
}
}
struct SendBogusImage;
impl Closure for SendBogusImage {
fn invoke(&self, response: Sender<ProgressMsg>) {
response.send(Payload(vec!()));
response.send(Done(Ok(())));
}
}
struct SendTestImageErr;
impl Closure for SendTestImageErr {
fn invoke(&self, response: Sender<ProgressMsg>) {
response.send(Payload(test_image_bin()));
response.send(Done(Err("".to_string())));
}
}
struct WaitSendTestImage {
wait_port: Receiver<()>,
}
impl Closure for WaitSendTestImage {
fn invoke(&self, response: Sender<ProgressMsg>) {
// Don't send the data until after the client requests
// the image
self.wait_port.recv().unwrap();
response.send(Payload(test_image_bin()));
response.send(Done(Ok(())));
}
}
struct WaitSendTestImageErr {
wait_port: Receiver<()>,
}
impl Closure for WaitSendTestImageErr {
fn invoke(&self, response: Sender<ProgressMsg>) {
// Don't send the data until after the client requests
// the image
self.wait_port.recv().unwrap();
response.send(Payload(test_image_bin()));
response.send(Done(Err("".to_string())));
}
}
fn mock_resource_task<T: Closure + Send + 'static>(on_load: Box<T>) -> ResourceTask {
spawn_listener(move |port: Receiver<ControlMsg>| {
loop {
match port.recv().unwrap() {
ControlMsg::Load(response) => {
let chan = start_sending(response.consumer, Metadata::default(
Url::parse("file:///fake").unwrap()));
on_load.invoke(chan);
}
ControlMsg::Exit => break,
_ => {}
}
}
})
}
fn profiler() -> time::ProfilerChan {
time::Profiler::create(None)
}
#[test]
fn should_exit_on_request() {
let mock_resource_task = mock_resource_task(box DoesNothing);
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
#[should_panic]
fn should_panic_if_unprefetched_image_is_requested() {
let mock_resource_task = mock_resource_task(box DoesNothing);
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let (chan, port) = channel();
image_cache_task.send(Msg::GetImage(url, chan));
port.recv().unwrap();
}
#[test]
fn should_request_url_from_resource_task_on_prefetch() {
let (url_requested_chan, url_requested) = channel();
let mock_resource_task = mock_resource_task(box JustSendOK { url_requested_chan: url_requested_chan});
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url));
url_requested.recv().unwrap();
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_not_request_url_from_resource_task_on_multiple_prefetches() {
let (url_requested_chan, url_requested) = channel();
let mock_resource_task = mock_resource_task(box JustSendOK { url_requested_chan: url_requested_chan});
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Prefetch(url));
url_requested.recv().unwrap();
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
match url_requested.try_recv() {
Err(_) => (),
Ok(_) => panic!(),
};
}
#[test]
fn should_return_image_not_ready_if_data_has_not_arrived() {
let (wait_chan, wait_port) = channel();
let mock_resource_task = mock_resource_task(box WaitSendTestImage{wait_port: wait_port});
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
assert!(response_port.recv().unwrap() == ImageResponseMsg::ImageNotReady);
wait_chan.send(());
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_decoded_image_data_if_data_has_arrived() {
let mock_resource_task = mock_resource_task(box SendTestImage);
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(_) => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_decoded_image_data_for_multiple_requests() {
let mock_resource_task = mock_resource_task(box SendTestImage);
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
for _ in range(0u32, 2u32) {
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url.clone(), response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(_) => (),
_ => panic!("bleh")
}
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_not_request_image_from_resource_task_if_image_is_already_available() {
let (image_bin_sent_chan, image_bin_sent) = channel();
let (resource_task_exited_chan, resource_task_exited) = channel();
let mock_resource_task = spawn_listener(move |port: Receiver<ControlMsg>| {
loop {
match port.recv().unwrap() {
ControlMsg::Load(response) => {
let chan = start_sending(response.consumer, Metadata::default(
Url::parse("file:///fake").unwrap()));
chan.send(Payload(test_image_bin()));
chan.send(Done(Ok(())));
image_bin_sent_chan.send(());
}
ControlMsg::Exit => {
resource_task_exited_chan.send(());
break
}
_ => {}
}
}
});
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
image_bin_sent.recv().unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
resource_task_exited.recv().unwrap();
// Our resource task should not have received another request for the image
// because it's already cached
match image_bin_sent.try_recv() {
Err(_) => (),
Ok(_) => panic!(),
}
}
#[test]
fn should_not_request_image_from_resource_task_if_image_fetch_already_failed() {
let (image_bin_sent_chan, image_bin_sent) = channel();
let (resource_task_exited_chan, resource_task_exited) = channel();
let mock_resource_task = spawn_listener(move |port: Receiver<ControlMsg>| {
loop {
match port.recv().unwrap() {
ControlMsg::Load(response) => {
let chan = start_sending(response.consumer, Metadata::default(
Url::parse("file:///fake").unwrap()));
chan.send(Payload(test_image_bin()));
chan.send(Done(Err("".to_string())));
image_bin_sent_chan.send(());
}
ControlMsg::Exit => {
resource_task_exited_chan.send(());
break
}
_ => {}
}
}
});
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
image_bin_sent.recv().unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
resource_task_exited.recv().unwrap();
// Our resource task should not have received another request for the image
// because it's already cached
match image_bin_sent.try_recv() {
Err(_) => (),
Ok(_) => panic!(),
}
}
#[test]
fn should_return_failed_if_image_bin_cannot_be_fetched() {
let mock_resource_task = mock_resource_task(box SendTestImageErr);
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store_prefetched();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_failed_for_multiple_get_image_requests_if_image_bin_cannot_be_fetched() {
let mock_resource_task = mock_resource_task(box SendTestImageErr);
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store_prefetched();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url.clone(), response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
// And ask again, we should get the same response
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_failed_if_image_decode_fails() {
let mock_resource_task = mock_resource_task(box SendBogusImage);
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
// Make the request
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_image_on_wait_if_image_is_already_loaded() {
let mock_resource_task = mock_resource_task(box SendTestImage);
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::WaitForImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(..) => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_image_on_wait_if_image_is_not_yet_loaded() {
let (wait_chan, wait_port) = channel();
let mock_resource_task = mock_resource_task(box WaitSendTestImage {wait_port: wait_port});
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::WaitForImage(url, response_chan));
wait_chan.send(());
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(..) => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_image_failed_on_wait_if_image_fails_to_load() {
let (wait_chan, wait_port) = channel();
let mock_resource_task = mock_resource_task(box WaitSendTestImageErr{wait_port: wait_port});
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::WaitForImage(url, response_chan));
wait_chan.send(());
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn sync_cache_should_wait_for_images() {
let mock_resource_task = mock_resource_task(box SendTestImage);
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new_sync(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(_) => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
}

1
components/servo/Cargo.lock generated
View file

@ -930,6 +930,7 @@ dependencies = [
"gfx 0.0.1", "gfx 0.0.1",
"net 0.0.1", "net 0.0.1",
"net_traits 0.0.1", "net_traits 0.0.1",
"profile 0.0.1",
"url 0.2.23 (registry+https://github.com/rust-lang/crates.io-index)", "url 0.2.23 (registry+https://github.com/rust-lang/crates.io-index)",
"util 0.0.1", "util 0.0.1",
] ]

3
tests/unit/Cargo.toml
View file

@ -20,6 +20,9 @@ path = "../../components/net"
[dependencies.net_traits] [dependencies.net_traits]
path = "../../components/net_traits" path = "../../components/net_traits"
[dependencies.profile]
path = "../../components/profile"
[dependencies.geom] [dependencies.geom]
git = "https://github.com/servo/rust-geom" git = "https://github.com/servo/rust-geom"

2
tests/unit/lib.rs
View file

@ -2,7 +2,9 @@ extern crate geom;
extern crate gfx; extern crate gfx;
extern crate net; extern crate net;
extern crate net_traits; extern crate net_traits;
extern crate profile;
extern crate util; extern crate util;
extern crate url;
#[cfg(test)] #[path="gfx/mod.rs"] mod gfx_tests; #[cfg(test)] #[path="gfx/mod.rs"] mod gfx_tests;
#[cfg(test)] #[path="net/mod.rs"] mod net_tests; #[cfg(test)] #[path="net/mod.rs"] mod net_tests;

3
tests/unit/net/cookie.rs
View file

@ -1,10 +1,9 @@
extern crate "cookie" as cookie_rs; extern crate "cookie" as cookie_rs;
extern crate url;
use net::cookie::Cookie; use net::cookie::Cookie;
use net::cookie_storage::CookieStorage; use net::cookie_storage::CookieStorage;
use net_traits::CookieSource; use net_traits::CookieSource;
use self::url::Url; use url::Url;
#[test] #[test]

71
tests/unit/net/data_loader.rs Normal file
View file

@ -0,0 +1,71 @@
use net_traits::LoadData;
use net_traits::ProgressMsg::{Payload, Done};
#[cfg(test)]
fn assert_parse(url: &'static str,
content_type: Option<(String, String)>,
charset: Option<String>,
data: Option<Vec<u8>>) {
use std::sync::mpsc::channel;
use url::Url;
use net::data_loader::load;
let (start_chan, start_port) = channel();
load(LoadData::new(Url::parse(url).unwrap(), start_chan));
let response = start_port.recv().unwrap();
assert_eq!(&response.metadata.content_type, &content_type);
assert_eq!(&response.metadata.charset, &charset);
let progress = response.progress_port.recv().unwrap();
match data {
None => {
assert_eq!(progress, Done(Err("invalid data uri".to_string())));
}
Some(dat) => {
assert_eq!(progress, Payload(dat));
assert_eq!(response.progress_port.recv().unwrap(), Done(Ok(())));
}
}
}
#[test]
fn empty_invalid() {
assert_parse("data:", None, None, None);
}
#[test]
fn plain() {
assert_parse("data:,hello%20world", None, None, Some(b"hello world".iter().map(|&x| x).collect()));
}
#[test]
fn plain_ct() {
assert_parse("data:text/plain,hello",
Some(("text".to_string(), "plain".to_string())), None, Some(b"hello".iter().map(|&x| x).collect()));
}
#[test]
fn plain_charset() {
assert_parse("data:text/plain;charset=latin1,hello",
Some(("text".to_string(), "plain".to_string())), Some("latin1".to_string()), Some(b"hello".iter().map(|&x| x).collect()));
}
#[test]
fn base64() {
assert_parse("data:;base64,C62+7w==", None, None, Some(vec!(0x0B, 0xAD, 0xBE, 0xEF)));
}
#[test]
fn base64_ct() {
assert_parse("data:application/octet-stream;base64,C62+7w==",
Some(("application".to_string(), "octet-stream".to_string())), None, Some(vec!(0x0B, 0xAD, 0xBE, 0xEF)));
}
#[test]
fn base64_charset() {
assert_parse("data:text/plain;charset=koi8-r;base64,8PLl9+XkIO3l5Pfl5A==",
Some(("text".to_string(), "plain".to_string())), Some("koi8-r".to_string()),
Some(vec!(0xF0, 0xF2, 0xE5, 0xF7, 0xE5, 0xE4, 0x20, 0xED, 0xE5, 0xE4, 0xF7, 0xE5, 0xE4)));
}

570
tests/unit/net/image_cache_task.rs Normal file
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@ -0,0 +1,570 @@
use net::image_cache_task::*;
use net_traits::image_cache_task::ImageResponseMsg::*;
use net_traits::image_cache_task::Msg::*;
use net::resource_task::start_sending;
use net_traits::{ControlMsg, Metadata, ProgressMsg, ResourceTask};
use net_traits::image_cache_task::{ImageCacheTask, ImageResponseMsg, Msg};
use net_traits::ProgressMsg::{Payload, Done};
use profile::time;
use std::sync::mpsc::{Sender, channel, Receiver};
use url::Url;
use util::taskpool::TaskPool;
static TEST_IMAGE: &'static [u8] = include_bytes!("test.jpeg");
pub fn test_image_bin() -> Vec<u8> {
TEST_IMAGE.iter().map(|&x| x).collect()
}
trait ImageCacheTaskHelper {
fn wait_for_store(&self) -> Receiver<()>;
fn wait_for_store_prefetched(&self) -> Receiver<()>;
}
impl ImageCacheTaskHelper for ImageCacheTask {
fn wait_for_store(&self) -> Receiver<()> {
let (chan, port) = channel();
self.send(Msg::WaitForStore(chan));
port
}
fn wait_for_store_prefetched(&self) -> Receiver<()> {
let (chan, port) = channel();
self.send(Msg::WaitForStorePrefetched(chan));
port
}
}
trait Closure {
fn invoke(&self, _response: Sender<ProgressMsg>) { }
}
struct DoesNothing;
impl Closure for DoesNothing { }
struct JustSendOK {
url_requested_chan: Sender<()>,
}
impl Closure for JustSendOK {
fn invoke(&self, response: Sender<ProgressMsg>) {
self.url_requested_chan.send(()).unwrap();
response.send(Done(Ok(()))).unwrap();
}
}
struct SendTestImage;
impl Closure for SendTestImage {
fn invoke(&self, response: Sender<ProgressMsg>) {
response.send(Payload(test_image_bin())).unwrap();
response.send(Done(Ok(()))).unwrap();
}
}
struct SendBogusImage;
impl Closure for SendBogusImage {
fn invoke(&self, response: Sender<ProgressMsg>) {
response.send(Payload(vec!())).unwrap();
response.send(Done(Ok(()))).unwrap();
}
}
struct SendTestImageErr;
impl Closure for SendTestImageErr {
fn invoke(&self, response: Sender<ProgressMsg>) {
response.send(Payload(test_image_bin())).unwrap();
response.send(Done(Err("".to_string()))).unwrap();
}
}
struct WaitSendTestImage {
wait_port: Receiver<()>,
}
impl Closure for WaitSendTestImage {
fn invoke(&self, response: Sender<ProgressMsg>) {
// Don't send the data until after the client requests
// the image
self.wait_port.recv().unwrap();
response.send(Payload(test_image_bin())).unwrap();
response.send(Done(Ok(()))).unwrap();
}
}
struct WaitSendTestImageErr {
wait_port: Receiver<()>,
}
impl Closure for WaitSendTestImageErr {
fn invoke(&self, response: Sender<ProgressMsg>) {
// Don't send the data until after the client requests
// the image
self.wait_port.recv().unwrap();
response.send(Payload(test_image_bin())).unwrap();
response.send(Done(Err("".to_string()))).unwrap();
}
}
fn mock_resource_task<T: Closure + Send + 'static>(on_load: Box<T>) -> ResourceTask {
spawn_listener(move |port: Receiver<ControlMsg>| {
loop {
match port.recv().unwrap() {
ControlMsg::Load(response) => {
let chan = start_sending(response.consumer, Metadata::default(
Url::parse("file:///fake").unwrap()));
on_load.invoke(chan);
}
ControlMsg::Exit => break,
_ => {}
}
}
})
}
fn profiler() -> time::ProfilerChan {
time::Profiler::create(None)
}
#[test]
fn should_exit_on_request() {
let mock_resource_task = mock_resource_task(Box::new(DoesNothing));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit).unwrap();
}
#[test]
#[should_panic]
fn should_panic_if_unprefetched_image_is_requested() {
let mock_resource_task = mock_resource_task(Box::new(DoesNothing));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let (chan, port) = channel();
image_cache_task.send(Msg::GetImage(url, chan));
port.recv().unwrap();
}
#[test]
fn should_request_url_from_resource_task_on_prefetch() {
let (url_requested_chan, url_requested) = channel();
let mock_resource_task = mock_resource_task(Box::new(JustSendOK { url_requested_chan: url_requested_chan}));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url));
url_requested.recv().unwrap();
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit).unwrap();
}
#[test]
fn should_not_request_url_from_resource_task_on_multiple_prefetches() {
let (url_requested_chan, url_requested) = channel();
let mock_resource_task = mock_resource_task(Box::new(JustSendOK { url_requested_chan: url_requested_chan}));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Prefetch(url));
url_requested.recv().unwrap();
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit).unwrap();
match url_requested.try_recv() {
Err(_) => (),
Ok(_) => panic!(),
};
}
#[test]
fn should_return_image_not_ready_if_data_has_not_arrived() {
let (wait_chan, wait_port) = channel();
let mock_resource_task = mock_resource_task(Box::new(WaitSendTestImage{wait_port: wait_port}));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
assert!(response_port.recv().unwrap() == ImageResponseMsg::ImageNotReady);
wait_chan.send(()).unwrap();
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit).unwrap();
}
#[test]
fn should_return_decoded_image_data_if_data_has_arrived() {
let mock_resource_task = mock_resource_task(Box::new(SendTestImage));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(_) => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit).unwrap();
}
#[test]
fn should_return_decoded_image_data_for_multiple_requests() {
let mock_resource_task = mock_resource_task(Box::new(SendTestImage));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
for _ in 0..2 {
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url.clone(), response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(_) => (),
_ => panic!("bleh")
}
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit).unwrap();
}
#[test]
fn should_not_request_image_from_resource_task_if_image_is_already_available() {
let (image_bin_sent_chan, image_bin_sent) = channel();
let (resource_task_exited_chan, resource_task_exited) = channel();
let mock_resource_task = spawn_listener(move |port: Receiver<ControlMsg>| {
loop {
match port.recv().unwrap() {
ControlMsg::Load(response) => {
let chan = start_sending(response.consumer, Metadata::default(
Url::parse("file:///fake").unwrap()));
chan.send(Payload(test_image_bin()));
chan.send(Done(Ok(())));
image_bin_sent_chan.send(());
}
ControlMsg::Exit => {
resource_task_exited_chan.send(());
break
}
_ => {}
}
}
});
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
image_bin_sent.recv().unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
resource_task_exited.recv().unwrap();
// Our resource task should not have received another request for the image
// because it's already cached
match image_bin_sent.try_recv() {
Err(_) => (),
Ok(_) => panic!(),
}
}
#[test]
fn should_not_request_image_from_resource_task_if_image_fetch_already_failed() {
let (image_bin_sent_chan, image_bin_sent) = channel();
let (resource_task_exited_chan, resource_task_exited) = channel();
let mock_resource_task = spawn_listener(move |port: Receiver<ControlMsg>| {
loop {
match port.recv().unwrap() {
ControlMsg::Load(response) => {
let chan = start_sending(response.consumer, Metadata::default(
Url::parse("file:///fake").unwrap()));
chan.send(Payload(test_image_bin()));
chan.send(Done(Err("".to_string())));
image_bin_sent_chan.send(());
}
ControlMsg::Exit => {
resource_task_exited_chan.send(());
break
}
_ => {}
}
}
});
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
image_bin_sent.recv().unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
resource_task_exited.recv().unwrap();
// Our resource task should not have received another request for the image
// because it's already cached
match image_bin_sent.try_recv() {
Err(_) => (),
Ok(_) => panic!(),
}
}
#[test]
fn should_return_failed_if_image_bin_cannot_be_fetched() {
let mock_resource_task = mock_resource_task(Box::new(SendTestImageErr));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store_prefetched();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_failed_for_multiple_get_image_requests_if_image_bin_cannot_be_fetched() {
let mock_resource_task = mock_resource_task(Box::new(SendTestImageErr));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store_prefetched();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url.clone(), response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
// And ask again, we should get the same response
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_failed_if_image_decode_fails() {
let mock_resource_task = mock_resource_task(Box::new(SendBogusImage));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
// Make the request
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_image_on_wait_if_image_is_already_loaded() {
let mock_resource_task = mock_resource_task(Box::new(SendTestImage));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
let join_port = image_cache_task.wait_for_store();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
// Wait until our mock resource task has sent the image to the image cache
join_port.recv().unwrap();
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::WaitForImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(..) => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_image_on_wait_if_image_is_not_yet_loaded() {
let (wait_chan, wait_port) = channel();
let mock_resource_task = mock_resource_task(Box::new(WaitSendTestImage {wait_port: wait_port}));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::WaitForImage(url, response_chan));
wait_chan.send(());
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(..) => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn should_return_image_failed_on_wait_if_image_fails_to_load() {
let (wait_chan, wait_port) = channel();
let mock_resource_task = mock_resource_task(Box::new(WaitSendTestImageErr{wait_port: wait_port}));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Ignore);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::WaitForImage(url, response_chan));
wait_chan.send(());
match response_port.recv().unwrap() {
ImageResponseMsg::ImageFailed => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}
#[test]
fn sync_cache_should_wait_for_images() {
let mock_resource_task = mock_resource_task(Box::new(SendTestImage));
let image_cache_task: ImageCacheTask = ImageCacheTaskFactory::new_sync(mock_resource_task.clone(),
TaskPool::new(4), profiler(),
LoadPlaceholder::Preload);
let url = Url::parse("file:///").unwrap();
image_cache_task.send(Prefetch(url.clone()));
image_cache_task.send(Decode(url.clone()));
let (response_chan, response_port) = channel();
image_cache_task.send(Msg::GetImage(url, response_chan));
match response_port.recv().unwrap() {
ImageResponseMsg::ImageReady(_) => (),
_ => panic!("bleh")
}
image_cache_task.exit();
mock_resource_task.send(ControlMsg::Exit);
}

2
tests/unit/net/mod.rs
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@ -1 +1,3 @@
mod cookie; mod cookie;
mod data_loader;
mod image_cache_task;

0
components/net/test.jpeg → tests/unit/net/test.jpeg
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