55 lines
1.6 KiB
TypeScript
55 lines
1.6 KiB
TypeScript
import { describe, expect, test } from "bun:test"
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import { Instance } from "../../src/project/instance"
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import { Pty } from "../../src/pty"
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import { tmpdir } from "../fixture/fixture"
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describe("pty", () => {
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test("does not leak output when websocket objects are reused", async () => {
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await using dir = await tmpdir({ git: true })
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await Instance.provide({
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directory: dir.path,
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fn: async () => {
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const a = await Pty.create({ command: "cat", title: "a" })
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const b = await Pty.create({ command: "cat", title: "b" })
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try {
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const outA: string[] = []
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const outB: string[] = []
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const ws = {
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readyState: 1,
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send: (data: unknown) => {
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outA.push(typeof data === "string" ? data : Buffer.from(data as Uint8Array).toString("utf8"))
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},
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close: () => {
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// no-op (simulate abrupt drop)
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},
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}
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// Connect "a" first with ws.
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Pty.connect(a.id, ws as any)
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// Now "reuse" the same ws object for another connection.
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ws.send = (data: unknown) => {
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outB.push(typeof data === "string" ? data : Buffer.from(data as Uint8Array).toString("utf8"))
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}
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Pty.connect(b.id, ws as any)
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// Clear connect metadata writes.
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outA.length = 0
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outB.length = 0
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// Output from a must never show up in b.
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Pty.write(a.id, "AAA\n")
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await Bun.sleep(100)
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expect(outB.join("")).not.toContain("AAA")
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} finally {
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await Pty.remove(a.id)
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await Pty.remove(b.id)
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}
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},
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})
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})
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})
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