roboomp
8376555099
- Observed timed-out child lifecycle failures without altering awaited rejection semantics. - Added coverage for callers that settle without observing the lifecycle promise. Fixes #6635
30 lines
1008 B
TypeScript
30 lines
1008 B
TypeScript
import { describe, expect, it } from "bun:test";
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import { spawn, TimeoutError } from "@oh-my-pi/pi-utils/ptree";
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describe("ptree timeout", () => {
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it("contains the lifecycle rejection when the caller does not observe exited", async () => {
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const unhandled = new Set<unknown>();
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const onUnhandled = (reason: unknown) => {
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unhandled.add(reason);
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};
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process.on("unhandledRejection", onUnhandled);
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try {
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// Bun's subprocess timeout uses the platform clock; fake timers cannot drive this lifecycle.
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using child = spawn(["bun", "-e", "Atomics.wait(new Int32Array(new SharedArrayBuffer(4)), 0, 0)"], {
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timeout: 20,
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});
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await child.nothrow().text();
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await child.proc.exited;
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const nextTurn = Promise.withResolvers<void>();
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setImmediate(nextTurn.resolve);
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await nextTurn.promise;
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expect(child.exitReason).toBeInstanceOf(TimeoutError);
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expect(unhandled.has(child.exitReason)).toBe(false);
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} finally {
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process.off("unhandledRejection", onUnhandled);
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}
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});
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});
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