这是indexloc提供的服务，不要输入任何密码
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Support modern test262.zip files #17

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Merged
merged 2 commits into from
Mar 11, 2025
Merged

Support modern test262.zip files #17

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965f056
allow empty paths in order to support modern test262.zip files
Mar 11, 2025
56c5eef
add line in readme regarding the cross origin isolation runner until …
Mar 11, 2025
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5 changes: 4 additions & 1 deletion README.md
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Expand Up @@ -6,6 +6,9 @@ Prior to this, it hadn't been possible to run an up-to-date version of test262 i

You can either provide a local .zip of the repo (with or without .git/), or click 'Remote' to load the one hosted in this repository.

The hosted copy was last updated on 05 November, 2018.
The hosted copy was last updated on 11 March, 2025.

A version allowing preprocessing of tests, intended for tool authors, is available [here](https://bakkot.github.io/test262-web-runner/transformed.html).

Running this locally using cross origin isolation is possible using `python cross-origin-http.py`. This allows Shared Array Buffer tests to work as expected.

17 changes: 17 additions & 0 deletions cross-origin-http.py
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@@ -0,0 +1,17 @@
#!/usr/bin/env python3
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@bakkot bakkot Mar 11, 2025

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Did you mean to commit this file?

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@codehag codehag Mar 11, 2025

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yes. Sorry i didn't explain: Its a bit of a pain to test SAB without a file like this, so if you want to start a cross origin isolated version of this repo you can run python3 cross-origin-http.py and it will do it for you. I can add a readme? Forgot to do that.

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@codehag codehag Mar 11, 2025

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(was the original reason i forked and started mucking about)

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@bakkot bakkot Mar 11, 2025

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A sentence or two in the readme would be great, yeah.

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@bakkot bakkot Mar 11, 2025

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If I remember I'll try to add my standard fix for this, which is a service worker to inject the necessary headers (so that it can still be done on Github Pages instead of needing the local server). But no promises on timeline.

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@codehag codehag Mar 11, 2025

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ahhh thats a nice way to do it. Well -- i can add the readme change for now and when you've got time for something more elegant you can just remove this file and the line?

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@bakkot bakkot Mar 11, 2025

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Yup, thanks!

from http.server import HTTPServer, SimpleHTTPRequestHandler
import sys

class CustomRequestHandler(SimpleHTTPRequestHandler):
def end_headers(self):
self.send_header('Cross-Origin-Embedder-Policy', 'require-corp')
self.send_header('Cross-Origin-Opener-Policy', 'same-origin')
return super(CustomRequestHandler, self).end_headers()

host = sys.argv[1] if len(sys.argv) > 2 else '0.0.0.0'
port = int(sys.argv[len(sys.argv)-1]) if len(sys.argv) > 1 else 8000

print("Listening on {}:{}".format(host, port))
print("Connect to http://localhost:{}/ for cross-origin isolation".format(port))
httpd = HTTPServer((host, port), CustomRequestHandler)
httpd.serve_forever()
14 changes: 12 additions & 2 deletions main.js
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Expand Up @@ -89,7 +89,11 @@ function loadUnit(path) {
return function(then, error) {
return function(task) {
var file = path.reduce(function(acc, name) { return acc.files[name]; }, tree).file;
file.async("string").then(function(c) { then(task, c); }, function(e) { error(task); });
if (file) {
file.async("string").then(function(c) { then(task, c); }, function(e) { error(task); });
} else {
then();
}
};
};
}
Expand Down Expand Up @@ -708,6 +712,9 @@ function loadZip(z) {
var renderPromise = new Promise(function(_resolve, _reject) { resolve = _resolve; reject = _reject; });
var harnessNames = Object.keys(tree.files.harness.files);
loadAllUnqueued(harnessNames.map(function(include) { return ['harness', include]; }), function(harnessFiles) {
if (!harnessFiles) {
resolve();
}
try {
for (var i = 0; i < harnessNames.length; ++i) {
harness[harnessNames[i]] = harnessFiles[i];
Expand Down Expand Up @@ -778,7 +785,10 @@ window.addEventListener('load', function() {
loadStatus.style.display = 'inline-block';
loadZip(file)
.then(function() { loadStatus.innerHTML = 'Loaded <kbd>' + safeSrc + '</kbd>.'; })
.catch(function(e) { loadStatus.textContent = e; })
.catch(function(e) {
console.log(e)
loadStatus.textContent = e;
})
.then(function() { fileEle.value = ''; });
});

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