28 lines
1.7 KiB
TypeScript
28 lines
1.7 KiB
TypeScript
import { test } from "node:test"
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import assert from "node:assert/strict"
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import { emptySpeedProbeObservations } from "@mmapp/contracts"
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import { publishSpeedProbeSnapshots } from "./speed-probe-snapshot"
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const probe = { id: "p", srcServerId: "1", dstServerId: "2", enabled: true, ...emptySpeedProbeObservations, lastTxAvgMbps: 0 as number | null, lastRxAvgMbps: 80 as number | null, lastStatus: "done" as "done" | "error" | null, lastRunAt: "2026-10-07T00:00:00Z" as string | null }
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test("same pair preserves latest zero and snapshot instead of readonly values copied into a stale draft", () => {
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const next = { ...probe, enabled: false, lastTxAvgMbps: 999, lastRxAvgMbps: 999 }
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const [saved] = publishSpeedProbeSnapshots([probe], [next])
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assert.equal(saved.enabled, false)
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assert.equal(saved.lastTxAvgMbps, 0)
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assert.equal(saved.lastRxAvgMbps, 80)
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assert.equal(saved.lastStatus, "done")
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assert.equal(next.lastTxAvgMbps, 999)
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})
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for (const field of ["srcServerId", "dstServerId", "id"] as const) test(`changed ${field} starts with unknown measurements`, () => {
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const [saved] = publishSpeedProbeSnapshots([probe], [{ ...probe, [field]: "3" }])
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for (const key of Object.keys(emptySpeedProbeObservations)) assert.equal(saved[key as keyof typeof emptySpeedProbeObservations], null)
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assert.equal(probe.lastRxAvgMbps, 80)
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})
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test("new row and reordered existing rows retain correct ownership without mutation", () => {
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const next = { ...probe, id: "new" }
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const saved = publishSpeedProbeSnapshots([probe], [next, probe])
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assert.equal(saved[0].lastStatus, null)
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assert.equal(saved[1].lastTxAvgMbps, 0)
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assert.deepEqual(saved.map(p => p.id), ["new", "p"])
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assert.equal(next.lastRxAvgMbps, 80)
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})
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