flagon-io/g1t

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Merge branch 'worktree-agent-a5b0d9e2733e9e382'1d ago		1	import { test } from "node:test";
		2	import assert from "node:assert/strict";
		3
		4	import {
		5	MAX_PRODUCTION_IMAGE_BYTES,
		6	checkProductionImage,
		7	productionImageKey,
		8	productionImageOf,
		9	sha256,
		10	sniffProductionImage,
		11	today,
		12	wantsScreenshot,
		13	} from "./production-image.ts";
		14
		15	const PNG = [0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0, 0, 0, 0];
		16	const JPEG = [0xff, 0xd8, 0xff, 0xe0, 0, 0, 0, 0, 0, 0, 0, 0];
		17	const WEBP = [...Buffer.from("RIFF"), 0, 0, 0, 0, ...Buffer.from("WEBP")];
		18	const GIF = [...Buffer.from("GIF89a"), 0, 0, 0, 0, 0, 0];
		19	const base64 = (bytes: number[] | Uint8Array) => Buffer.from(bytes).toString("base64");
		20
		21	test("a production image is a PNG, JPEG or WebP, by its bytes", () => {
		22	assert.equal(sniffProductionImage(Uint8Array.from(PNG)), "image/png");
		23	assert.equal(sniffProductionImage(Uint8Array.from(JPEG)), "image/jpeg");
		24	assert.equal(sniffProductionImage(Uint8Array.from(WEBP)), "image/webp");
		25	assert.equal(sniffProductionImage(Uint8Array.from(GIF)), null);
		26	assert.equal(sniffProductionImage(new TextEncoder().encode("<svg xmlns='http://www.w3.org/2000/svg'/>")), null);
		27	});
		28
		29	test("an upload is checked: present, at most 5 MB, and an image", () => {
		30	const png = checkProductionImage(base64(PNG));
		31	assert.ok(png.ok);
		32	assert.equal(png.ok && png.contentType, "image/png");
		33	assert.deepEqual(checkProductionImage(""), { ok: false, message: "Choose a PNG, JPEG or WebP image." });
		34	assert.deepEqual(checkProductionImage(null), { ok: false, message: "Choose a PNG, JPEG or WebP image." });
		35	assert.deepEqual(checkProductionImage("%%%"), { ok: false, message: "Choose a PNG, JPEG or WebP image." });
		36	assert.deepEqual(checkProductionImage(base64(GIF)), { ok: false, message: "Use a PNG, JPEG or WebP image." });
		37	const big = new Uint8Array(MAX_PRODUCTION_IMAGE_BYTES + 1);
		38	big.set(PNG);
		39	assert.deepEqual(checkProductionImage(base64(big)), { ok: false, message: "Use an image of at most 5 MB." });
		40	});
		41
		42	test("an image is kept by its hash, apart from avatars", async () => {
		43	const file = await sha256(new TextEncoder().encode("abc"));
		44	assert.equal(file, "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad");
		45	assert.equal(productionImageKey(file), `production/${file}`);
		46	});
		47
		48	test("the stored image, and whether it is preferred", () => {
		49	assert.equal(productionImageOf({}), null);
		50	assert.deepEqual(productionImageOf({ production_image: "ab", production_image_type: "image/webp", production_image_preferred: 1 }), {
		51	file: "ab",
		52	contentType: "image/webp",
		53	preferred: true,
		54	});
		55	assert.equal(productionImageOf({ production_image: "ab", production_image_preferred: 0 })?.preferred, false);
		56	});
		57
		58	test("only production elsewhere, at an address and not shown as an upload, is visited", () => {
		59	const elsewhere = { runs: "elsewhere", productionUrl: "https://g1t.sh", productionImage: null };
		60	assert.ok(wantsScreenshot(elsewhere));
		61	assert.ok(wantsScreenshot({ ...elsewhere, productionImage: { preferred: false } }));
		62	assert.ok(!wantsScreenshot({ ...elsewhere, productionImage: { preferred: true } }));
		63	assert.ok(!wantsScreenshot({ ...elsewhere, productionUrl: null }));
		64	assert.ok(!wantsScreenshot({ ...elsewhere, runs: "g1t" }));
		65	assert.ok(!wantsScreenshot({ ...elsewhere, runs: null }));
		66	});
		67
		68	test("the day a screenshot is versioned by", () => {
		69	assert.equal(today(Date.parse("2026-10-11T23:30:00Z")), "2026-10-11");
		70	});

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