mirror of
https://github.com/pbakaus/impeccable.git
synced 2026-09-15 07:36:50 +03:00
Paul Bakaus
6a93a35293
Carry native comp capture and completion integrity fixes into the reviewed component workflow. Bump the skill to 4.4.0 and engine/platform pins to 0.1.6; keep publication separate from this release candidate. AI assistance: implemented and validated with OpenAI Codex.
106 lines
4.1 KiB
Rust
106 lines
4.1 KiB
Rust
//! Native transport evidence: read the response that was rendered, never refetch.
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use impeccable_browser::{cdp::Browser, discovery};
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use std::collections::HashMap;
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use std::io::{Read, Write};
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use std::net::TcpListener;
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use std::sync::{
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Arc,
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atomic::{AtomicUsize, Ordering},
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};
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use std::time::Duration;
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#[test]
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fn response_capture_reads_original_bytes_and_preserves_repeated_url_ambiguity() {
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let env: HashMap<String, String> = std::env::vars().collect();
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let Ok(exe) = discovery::find_browser(&env) else {
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eprintln!("skip: no browser");
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return;
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};
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let listener = TcpListener::bind("127.0.0.1:0").unwrap();
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let origin = format!("http://127.0.0.1:{}", listener.local_addr().unwrap().port());
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let hits = Arc::new(AtomicUsize::new(0));
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let count = hits.clone();
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std::thread::spawn(move || {
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for mut stream in listener.incoming().flatten() {
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let mut request = [0u8; 4096];
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let n = stream.read(&mut request).unwrap_or(0);
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let request = String::from_utf8_lossy(&request[..n]);
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let (kind, body) = if request.starts_with("GET /asset.bin ") {
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let number = count.fetch_add(1, Ordering::SeqCst);
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(
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"application/octet-stream",
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if number == 0 {
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vec![0, 255, 13, 128, 42]
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} else {
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vec![99, 4, 0, 128]
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},
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)
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} else {
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(
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"text/html",
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b"<!doctype html><title>capture</title><body>fixture</body>".to_vec(),
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)
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};
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let header = format!(
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"HTTP/1.1 200 OK\r\nContent-Type: {kind}\r\nContent-Length: {}\r\nCache-Control: no-store\r\nConnection: close\r\n\r\n",
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body.len()
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);
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let _ = stream.write_all(header.as_bytes());
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let _ = stream.write_all(&body);
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}
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});
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let mut browser = Browser::launch(&exe, &[], false).expect("isolated browser");
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let mut page = browser.new_page().unwrap();
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assert!(
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page.response_evidence(&[]).is_err(),
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"capture must be explicitly enabled"
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);
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page.begin_response_capture().unwrap();
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page.goto(&origin, "load", Duration::from_secs(15)).unwrap();
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page.evaluate_value("fetch('/asset.bin').then(r=>r.arrayBuffer()).then(()=>true)")
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.unwrap();
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// Pump a browser round-trip after the fetch's completion event.
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page.evaluate_value("true").unwrap();
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let urls = vec![format!("{origin}/asset.bin")];
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let first = page.response_evidence(&urls).unwrap();
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assert_eq!(first.responses.len(), 1);
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assert_eq!(
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first.responses[0].body.as_deref(),
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Some(&[0, 255, 13, 128, 42][..])
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);
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assert!(!first.responses[0].ambiguous_url);
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assert_eq!(
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hits.load(Ordering::SeqCst),
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1,
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"body evidence must not make another request"
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);
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page.evaluate_value("fetch('/asset.bin').then(r=>r.arrayBuffer()).then(()=>true)")
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.unwrap();
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page.evaluate_value("true").unwrap();
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let repeated = page.response_evidence(&urls).unwrap();
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assert_eq!(repeated.responses.len(), 2);
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assert!(repeated.responses.iter().all(|r| r.ambiguous_url));
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assert_eq!(
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repeated.responses[0].body.as_deref(),
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Some(&[0, 255, 13, 128, 42][..])
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);
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assert_eq!(
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repeated.responses[1].body.as_deref(),
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Some(&[99, 4, 0, 128][..])
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);
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assert_eq!(hits.load(Ordering::SeqCst), 2);
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assert!(!repeated.changed_during_collection);
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assert!(!repeated.truncated);
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assert_eq!(repeated.responses[0].status, Some(200.0));
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assert_eq!(repeated.responses[0].mime_type, "application/octet-stream");
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// A new document must not borrow response evidence from its predecessor.
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page.goto(&format!("{origin}/next"), "load", Duration::from_secs(15))
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.unwrap();
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let next = page.response_evidence(&urls).unwrap();
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assert!(next.responses.is_empty());
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assert_eq!(next.missing_urls, urls);
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assert_eq!(hits.load(Ordering::SeqCst), 2);
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page.close();
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browser.close();
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}
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