227 lines
6.3 KiB
Rust
227 lines
6.3 KiB
Rust
extern crate h2_test_support;
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use h2_test_support::prelude::*;
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// In this case, the stream & connection both have capacity, but capacity is not
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// explicitly requested.
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#[test]
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fn send_data_without_requesting_capacity() {
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let _ = ::env_logger::init();
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let payload = [0; 1024];
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let mock = mock_io::Builder::new()
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.handshake()
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.write(&[
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// POST /
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0, 0, 16, 1, 4, 0, 0, 0, 1, 131, 135, 65, 139, 157, 41,
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172, 75, 143, 168, 233, 25, 151, 33, 233, 132,
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])
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.write(&[
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// DATA
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0, 4, 0, 0, 1, 0, 0, 0, 1,
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])
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.write(&payload[..])
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.write(frames::SETTINGS_ACK)
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// Read response
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.read(&[0, 0, 1, 1, 5, 0, 0, 0, 1, 0x89])
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.build();
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let mut h2 = Client::handshake(mock)
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.wait().unwrap();
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let request = Request::builder()
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.method(Method::POST)
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.uri("https://http2.akamai.com/")
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.body(()).unwrap();
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let mut stream = h2.request(request, false).unwrap();
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// The capacity should be immediately allocated
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assert_eq!(stream.capacity(), 0);
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// Send the data
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stream.send_data(payload[..].into(), true).unwrap();
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// Get the response
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let resp = h2.run(poll_fn(|| stream.poll_response())).unwrap();
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assert_eq!(resp.status(), StatusCode::NO_CONTENT);
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h2.wait().unwrap();
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}
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#[test]
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fn release_capacity_sends_window_update() {
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let _ = ::env_logger::init();
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let payload = vec![0; 65_535];
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let mock = mock_io::Builder::new()
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.handshake()
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.write(&[
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// GET /
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0, 0, 16, 1, 5, 0, 0, 0, 1, 130, 135, 65, 139, 157, 41,
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172, 75, 143, 168, 233, 25, 151, 33, 233, 132,
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])
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.write(frames::SETTINGS_ACK)
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// Read response
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.read(&[0, 0, 1, 1, 4, 0, 0, 0, 1, 0x88])
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.read(&[
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// DATA
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0, 64, 0, 0, 0, 0, 0, 0, 1,
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])
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.read(&payload[0..16_384])
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.read(&[
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// DATA
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0, 64, 0, 0, 0, 0, 0, 0, 1,
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])
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.read(&payload[16_384..16_384*2])
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.read(&[
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// DATA
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0, 64, 0, 0, 0, 0, 0, 0, 1,
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])
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.read(&payload[16_384*2..16_384*3])
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.write(&[0, 0, 4, 8, 0, 0, 0, 0, 0, 0, 0, 128, 0])
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.write(&[0, 0, 4, 8, 0, 0, 0, 0, 1, 0, 0, 128, 0])
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.read(&[
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// DATA
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0, 63, 255, 0, 1, 0, 0, 0, 1,
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])
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.read(&payload[16_384*3..16_384*4 - 1])
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// we send a 2nd stream in order to test the window update is
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// is actually written to the socket
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.write(&[
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// GET /
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0, 0, 4, 1, 5, 0, 0, 0, 3, 130, 135, 190, 132,
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])
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.read(&[0, 0, 1, 1, 5, 0, 0, 0, 3, 0x88])
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.build();
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let mut h2 = Client::handshake(mock)
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.wait().unwrap();
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let request = Request::builder()
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.method(Method::GET)
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.uri("https://http2.akamai.com/")
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.body(()).unwrap();
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let mut stream = h2.request(request, true).unwrap();
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// Get the response
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let resp = h2.run(poll_fn(|| stream.poll_response())).unwrap();
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assert_eq!(resp.status(), StatusCode::OK);
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// read some body to use up window size to below half
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let mut body = resp.into_parts().1;
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let buf = h2.run(poll_fn(|| body.poll())).unwrap().unwrap();
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assert_eq!(buf.len(), 16_384);
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let buf = h2.run(poll_fn(|| body.poll())).unwrap().unwrap();
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assert_eq!(buf.len(), 16_384);
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let buf = h2.run(poll_fn(|| body.poll())).unwrap().unwrap();
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assert_eq!(buf.len(), 16_384);
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// release some capacity to send a window_update
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body.release_capacity(buf.len() * 2).unwrap();
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let buf = h2.run(poll_fn(|| body.poll())).unwrap().unwrap();
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assert_eq!(buf.len(), 16_383);
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// send a 2nd stream to force flushing of window updates
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let request = Request::builder()
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.method(Method::GET)
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.uri("https://http2.akamai.com/")
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.body(()).unwrap();
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let mut stream = h2.request(request, true).unwrap();
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let resp = h2.run(poll_fn(|| stream.poll_response())).unwrap();
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assert_eq!(resp.status(), StatusCode::OK);
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h2.wait().unwrap();
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}
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#[test]
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fn release_capacity_of_small_amount_does_not_send_window_update() {
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let _ = ::env_logger::init();
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let payload = [0; 16];
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let mock = mock_io::Builder::new()
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.handshake()
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.write(&[
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// GET /
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0, 0, 16, 1, 5, 0, 0, 0, 1, 130, 135, 65, 139, 157, 41,
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172, 75, 143, 168, 233, 25, 151, 33, 233, 132,
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])
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.write(frames::SETTINGS_ACK)
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// Read response
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.read(&[0, 0, 1, 1, 4, 0, 0, 0, 1, 0x88])
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.read(&[
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// DATA
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0, 0, 16, 0, 1, 0, 0, 0, 1,
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])
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.read(&payload[..])
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// write() or WINDOW_UPDATE purposefully excluded
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// we send a 2nd stream in order to test the window update is
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// is actually written to the socket
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.write(&[
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// GET /
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0, 0, 4, 1, 5, 0, 0, 0, 3, 130, 135, 190, 132,
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])
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.read(&[0, 0, 1, 1, 5, 0, 0, 0, 3, 0x88])
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.build();
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let mut h2 = Client::handshake(mock)
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.wait().unwrap();
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let request = Request::builder()
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.method(Method::GET)
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.uri("https://http2.akamai.com/")
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.body(()).unwrap();
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let mut stream = h2.request(request, true).unwrap();
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// Get the response
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let resp = h2.run(poll_fn(|| stream.poll_response())).unwrap();
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assert_eq!(resp.status(), StatusCode::OK);
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let mut body = resp.into_parts().1;
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let buf = h2.run(poll_fn(|| body.poll())).unwrap().unwrap();
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// release some capacity to send a window_update
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body.release_capacity(buf.len()).unwrap();
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// send a 2nd stream to force flushing of window updates
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let request = Request::builder()
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.method(Method::GET)
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.uri("https://http2.akamai.com/")
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.body(()).unwrap();
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let mut stream = h2.request(request, true).unwrap();
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let resp = h2.run(poll_fn(|| stream.poll_response())).unwrap();
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assert_eq!(resp.status(), StatusCode::OK);
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h2.wait().unwrap();
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}
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#[test]
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#[ignore]
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fn expand_window_sends_window_update() {
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}
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#[test]
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#[ignore]
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fn expand_window_calls_are_coalesced() {
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}
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#[test]
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#[ignore]
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fn recv_data_overflows_window() {
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}
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#[test]
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#[ignore]
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fn recv_window_update_causes_overflow() {
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// A received window update causes the window to overflow.
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}
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