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test(bus): add instance isolation and multiple subscriber tests

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Kit Langton
2026-03-21 21:51:23 -04:00
parent ee8025f556
commit 0f5bd3214d
1 changed files with 51 additions and 0 deletions
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51
packages/opencode/test/bus/bus.test.ts
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@@ -105,6 +105,57 @@ describe("Bus", () => {
})
})
describe("multiple subscribers", () => {
test("all subscribers for same event type are called", async () => {
await using tmp = await tmpdir()
const a: number[] = []
const b: number[] = []
await withInstance(tmp.path, async () => {
Bus.subscribe(TestEvent.Ping, (evt) => a.push(evt.properties.value))
Bus.subscribe(TestEvent.Ping, (evt) => b.push(evt.properties.value))
await Bun.sleep(10)
await Bus.publish(TestEvent.Ping, { value: 7 })
await Bun.sleep(10)
})
expect(a).toEqual([7])
expect(b).toEqual([7])
})
})
describe("instance isolation", () => {
test("events in one directory do not reach subscribers in another", async () => {
await using tmpA = await tmpdir()
await using tmpB = await tmpdir()
const receivedA: number[] = []
const receivedB: number[] = []
await withInstance(tmpA.path, async () => {
Bus.subscribe(TestEvent.Ping, (evt) => receivedA.push(evt.properties.value))
await Bun.sleep(10)
})
await withInstance(tmpB.path, async () => {
Bus.subscribe(TestEvent.Ping, (evt) => receivedB.push(evt.properties.value))
await Bun.sleep(10)
})
await withInstance(tmpA.path, async () => {
await Bus.publish(TestEvent.Ping, { value: 1 })
await Bun.sleep(10)
})
await withInstance(tmpB.path, async () => {
await Bus.publish(TestEvent.Ping, { value: 2 })
await Bun.sleep(10)
})
expect(receivedA).toEqual([1])
expect(receivedB).toEqual([2])
})
})
describe("instance disposal", () => {
test("InstanceDisposed is delivered to wildcard subscribers before stream ends", async () => {
await using tmp = await tmpdir()