import { describe, expect, it } from "vitest";
import {
	canRefine,
	type RefinementMetadata,
	recordRefinement,
} from "../../../../src/application/skills/refinement-metadata.js";

describe("refinement-metadata", () => {
	it("should allow refinement when no prior refinements exist", () => {
		const metadata: RefinementMetadata[] = [];
		expect(canRefine("my-skill", metadata, { cooldownDays: 7 })).toBe(true);
	});

	it("should block refinement within cooldown period", () => {
		const threeDaysAgo = new Date(Date.now() - 3 * 24 * 60 * 60 * 1000);
		const metadata: RefinementMetadata[] = [
			{ skillName: "my-skill", refinedAt: threeDaysAgo.toISOString(), driftScore: 0.15 },
		];
		expect(canRefine("my-skill", metadata, { cooldownDays: 7 })).toBe(false);
	});

	it("should allow refinement after cooldown expires", () => {
		const tenDaysAgo = new Date(Date.now() - 10 * 24 * 60 * 60 * 1000);
		const metadata: RefinementMetadata[] = [
			{ skillName: "my-skill", refinedAt: tenDaysAgo.toISOString(), driftScore: 0.15 },
		];
		expect(canRefine("my-skill", metadata, { cooldownDays: 7 })).toBe(true);
	});

	it("should record a refinement event", () => {
		const entry = recordRefinement("my-skill", 0.18);
		expect(entry.skillName).toBe("my-skill");
		expect(entry.driftScore).toBe(0.18);
		expect(entry.refinedAt).toBeDefined();
	});
});