g1t/services/deployments/src/metering.test.ts
| 1 | import assert from "node:assert/strict"; |
| 2 | import { test } from "node:test"; |
| 3 | |
| 4 | import { amount, monthCost } from "./metering.ts"; |
| 5 | |
| 6 | /** Cloudflare's prices, at cost: $0.30 per million requests, $0.02 per million CPU ms, $0.10 a custom domain a month. */ |
| 7 | const COSTS = { millionRequests: 300_000, millionCpuMs: 20_000, domainMonth: 100_000 }; |
| 8 | |
| 9 | test("every request and CPU millisecond is metered from the first, with nothing included", () => { |
| 10 | // What used to be inside a 1 million request, 3 million CPU ms allowance now costs what it costs. |
| 11 | const month = monthCost({ requests: 1_000_000, cpu_ms: 3_000_000, peak_domains: 0 }, COSTS); |
| 12 | assert.equal(month.traffic.micros, 300_000 + 60_000); |
| 13 | assert.equal(month.domains.micros, 0); |
| 14 | assert.equal(month.micros, 360_000); |
| 15 | assert.equal(month.traffic.detail, "1 million requests and 3 million CPU ms"); |
| 16 | // A single request is a fraction of a millionth, rounded up. |
| 17 | assert.equal(monthCost({ requests: 1, cpu_ms: 0, peak_domains: 0 }, COSTS).micros, 1); |
| 18 | }); |
| 19 | |
| 20 | test("a busy workspace on the plan is never capped, only charged", () => { |
| 21 | // 500 million requests in a month: $150 to g1t, no count stops it. |
| 22 | const month = monthCost({ requests: 500_000_000, cpu_ms: 2_000_000_000, peak_domains: 40 }, COSTS); |
| 23 | assert.equal(month.traffic.micros, 150_000_000 + 40_000_000); |
| 24 | assert.equal(month.domains.micros, 4_000_000); |
| 25 | assert.equal(month.description, "500,000,000 requests, 2,000,000,000 CPU ms, 40 custom domains"); |
| 26 | }); |
| 27 | |
| 28 | test("custom domains are charged from the first, by the month", () => { |
| 29 | const month = monthCost({ requests: 0, cpu_ms: 0, peak_domains: 1 }, COSTS); |
| 30 | assert.equal(month.domains.micros, 100_000); |
| 31 | assert.equal(month.domains.detail, "1 custom domain"); |
| 32 | assert.equal(month.traffic.detail, null); |
| 33 | assert.equal(monthCost({ requests: 0, cpu_ms: 0, peak_domains: 3 }, COSTS).domains.detail, "3 custom domains"); |
| 34 | }); |
| 35 | |
| 36 | test("apps are not metered: a month with only apps up and no traffic costs nothing", () => { |
| 37 | const month = monthCost({ requests: 0, cpu_ms: 0, peak_domains: null }, COSTS); |
| 38 | assert.equal(month.micros, 0); |
| 39 | assert.equal(month.description, ""); |
| 40 | }); |
| 41 | |
| 42 | test("amounts read plainly", () => { |
| 43 | assert.equal(amount(840_000), "840,000"); |
| 44 | assert.equal(amount(1_240_000), "1.2 million"); |
| 45 | assert.equal(amount(0), "0"); |
| 46 | }); |