11 lines
723 B
JavaScript
11 lines
723 B
JavaScript
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"use strict";
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const test = require("node:test");
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const assert = require("node:assert/strict");
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const { transition } = require("./state");
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test("first observation records a baseline without email", () => assert.equal(transition(null, { ok: true, detail: "200" }).notify, false));
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test("steady online state sends no email", () => assert.equal(transition({ ok: true, detail: "200" }, { ok: true, detail: "200" }).notify, false));
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test("online to offline and offline to online both notify", () => {
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assert.deepEqual(transition({ ok: true, detail: "200" }, { ok: false, detail: "timeout" }).kind, "anomaly");
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assert.deepEqual(transition({ ok: false, detail: "timeout" }, { ok: true, detail: "200" }).kind, "recovered");
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});
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