opencode-config/.opencode/draw-image/tests/idempotency.test.ts
Sergey 66f0afa58b
refactor(draw-image): decouple tests from production cover.svg (#197)
* refactor(draw-image): add tests/fixtures/cover.svg and loadFixture helper

* feat(draw-image): add --template-dir flag to cli for test isolation

* refactor(draw-image): switch tests from templates/cover to fixtures

* chore(draw-image): simplify production cover.svg now decoupled from tests

* docs(handoff): add handoff + ADR for issue #196

* docs(handoff): set PR number

* docs(project-map): update after structural changes

---------

Co-authored-by: opencode-agent <agent@opencode.local>
2026-08-01 01:22:15 +03:00

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2.1 KiB
TypeScript

import { describe, test, expect, beforeAll, afterAll } from "vitest"
import { existsSync, readFileSync, rmSync, mkdirSync } from "node:fs"
import path from "node:path"
import os from "node:os"
import { fileURLToPath } from "node:url"
import { spawnSync } from "node:child_process"
const __dirname = path.dirname(fileURLToPath(import.meta.url))
const DRAW_IMAGE_DIR = path.resolve(__dirname, "..")
const TMP = path.join(os.tmpdir(), `draw-image-idempotency-${process.pid}`)
beforeAll(() => {
if (existsSync(TMP)) rmSync(TMP, { recursive: true, force: true })
mkdirSync(TMP, { recursive: true })
})
afterAll(() => {
if (existsSync(TMP)) rmSync(TMP, { recursive: true, force: true })
})
function renderCli(template: string, title: string, out: string, slots?: string): { status: number; stdout: string; stderr: string } {
const args = ["--experimental-strip-types", path.join(DRAW_IMAGE_DIR, "cli.ts"), "render", template, "--title", title, "--out", out, "--template-dir", "tests/fixtures"]
if (slots) args.push("--slots", slots)
return spawnSync("node", args, { encoding: "utf-8", cwd: DRAW_IMAGE_DIR })
}
describe("integration — idempotency", () => {
test("re-render with same args skips", () => {
const out = path.join(TMP, "cover.png")
const r1 = renderCli("cover", "Same Title", out)
expect(r1.status).toBe(0)
const result1 = JSON.parse(r1.stdout)
expect(result1.status).toBe("rendered")
const r2 = renderCli("cover", "Same Title", out)
expect(r2.status).toBe(0)
const result2 = JSON.parse(r2.stdout)
expect(result2.status).toBe("skipped")
})
test("changed title re-renders", () => {
const out = path.join(TMP, "cover2.png")
const r1 = renderCli("cover", "Title A", out)
const result1 = JSON.parse(r1.stdout)
expect(result1.status).toBe("rendered")
const r2 = renderCli("cover", "Title B", out)
const result2 = JSON.parse(r2.stdout)
expect(result2.status).toBe("rendered")
const meta = JSON.parse(readFileSync(out.replace(/\.png$/, ".meta.json"), "utf-8"))
expect(meta.hash).toHaveLength(64)
})
})