mirror of
https://github.com/denoland/deno
synced 2024-08-27 20:09:17 +00:00
parent
efe9c18b45
commit
129eae0265
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@ -430,6 +430,9 @@ impl<B: Behavior> Future for Isolate<B> {
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// there wasn't enough size, we will return the buffer via the
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// legacy route, using the argument of deno_respond.
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overflow_response = Some(buf);
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// reset `polled_recently` so pending ops can be
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// done even if shared space overflows
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self.polled_recently = false;
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break;
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}
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@ -895,6 +898,35 @@ mod tests {
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js_check(isolate.execute("check.js", "assert(asyncRecv == 1);"));
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}
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#[test]
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fn overflow_res_multiple_dispatch_async() {
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// TODO(ry) This test is quite slow due to memcpy-ing 100MB into JS. We
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// should optimize this.
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let mut isolate = TestBehavior::setup(TestBehaviorMode::OverflowResAsync);
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js_check(isolate.execute(
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"overflow_res_multiple_dispatch_async.js",
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r#"
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let asyncRecv = 0;
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DenoCore.setAsyncHandler((buf) => {
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assert(buf.byteLength === 100 * 1024 * 1024);
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assert(buf[0] === 4);
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asyncRecv++;
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});
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// Large message that will overflow the shared space.
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let control = new Uint8Array([42]);
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let response = DenoCore.dispatch(control);
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assert(response == null);
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assert(asyncRecv == 0);
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// Dispatch another message to verify that pending ops
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// are done even if shared space overflows
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DenoCore.dispatch(control);
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"#,
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));
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assert_eq!(isolate.behavior.dispatch_count, 2);
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assert_eq!(Ok(Async::Ready(())), isolate.poll());
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js_check(isolate.execute("check.js", "assert(asyncRecv == 2);"));
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}
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#[test]
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fn test_js() {
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let mut isolate = TestBehavior::setup(TestBehaviorMode::AsyncImmediate);
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