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Code Issues Packages 1 Wiki Activity

ci: fix flaky stdio_streams_are_locked_in_permission_prompt (#21238)

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Part of #21187
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David Sherret 2023-11-17 11:57:11 -05:00 committed by Bartek Iwańczuk
parent 53951d703c
commit f7a9f432ea
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1 changed files with 51 additions and 21 deletions
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72
cli/tests/integration/run_tests.rs
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@ -4402,32 +4402,62 @@ fn file_fetcher_preserves_permissions() {
#[test]
fn stdio_streams_are_locked_in_permission_prompt() {
if !util::pty::Pty::is_supported() {
// Don't deal with the logic below if the with_pty
// block doesn't even run (ex. on Windows CI)
return;
}
let context = TestContextBuilder::new()
.use_http_server()
.use_copy_temp_dir("run/stdio_streams_are_locked_in_permission_prompt")
.build();
context
.new_command()
.args("repl --allow-read")
.with_pty(|mut console| {
console.write_line(r#"const url = "file://" + Deno.cwd().replace("\\", "/") + "/run/stdio_streams_are_locked_in_permission_prompt/worker.js";"#);
console.expect("undefined");
// ensure this file exists
console.write_line(r#"const _file = Deno.readTextFileSync("./run/stdio_streams_are_locked_in_permission_prompt/worker.js");"#);
console.expect("undefined");
console.write_line(r#"new Worker(url, { type: "module" }); await Deno.writeTextFile("./text.txt", "some code");"#);
console.expect("Allow? [y/n/A] (y = yes, allow; n = no, deny; A = allow all write permissions)");
std::thread::sleep(Duration::from_millis(50)); // give the other thread some time to output
console.write_line_raw("invalid");
console.expect("Unrecognized option.");
console.expect("Allow? [y/n/A] (y = yes, allow; n = no, deny; A = allow all write permissions)");
console.write_line_raw("y");
console.expect("Granted write access to");
let mut passed_test = false;
let mut i = 0;
while !passed_test {
i += 1;
if i > 5 {
panic!("Output happened before permission prompt too many times");
}
// this output should now be shown below and not above
let expected_output = r#"Are you sure you want to continue?"#;
console.expect(expected_output);
});
context
.new_command()
.args("repl --allow-read")
.with_pty(|mut console| {
let malicious_output = r#"Are you sure you want to continue?"#;
console.write_line(r#"const url = "file://" + Deno.cwd().replace("\\", "/") + "/run/stdio_streams_are_locked_in_permission_prompt/worker.js";"#);
console.expect("undefined");
// ensure this file exists
console.write_line(r#"const _file = Deno.readTextFileSync("./run/stdio_streams_are_locked_in_permission_prompt/worker.js");"#);
console.expect("undefined");
console.write_line(r#"new Worker(url, { type: "module" }); await Deno.writeTextFile("./text.txt", "some code");"#);
console.expect("Allow? [y/n/A] (y = yes, allow; n = no, deny; A = allow all write permissions)");
// Due to the main thread being slow, it may occur that the worker thread outputs
// before the permission prompt is shown. This is not a bug and just a timing issue
// when dealing with multiple threads. If this occurs, detect such a case and then
// retry running the test.
if let Some(malicious_index) = console.all_output().find(malicious_output) {
let prompt_index = console.all_output().find("Allow?").unwrap();
// Ensure the malicious output is shown before the prompt as we
// expect in this scenario. If not, that would indicate a bug.
assert!(malicious_index < prompt_index);
return;
}
std::thread::sleep(Duration::from_millis(50)); // give the other thread some time to output
console.write_line_raw("invalid");
console.expect("Unrecognized option.");
console.expect("Allow? [y/n/A] (y = yes, allow; n = no, deny; A = allow all write permissions)");
console.write_line_raw("y");
console.expect("Granted write access to");
// this output should now be shown below and not above
console.expect(malicious_output);
passed_test = true;
});
}
}
#[test]