import { describe, expect, it } from "vitest";
import { createHousekeepingRegistry } from "../foundation/registry";
import { HOUSEKEEPING_MANIFESTS } from "../manifests";
import { discoverLegacyPages } from "../migration/discover-legacy-pages";
import { HOUSEKEEPING_MIGRATION_MATRIX } from "../migration/matrix";
import { HOUSEKEEPING_ROUTE_HANDLERS } from "../route-handlers";
import { verifyHousekeepingRuntimeParity } from "./parity";

describe("Housekeeping runtime parity", () => {
	const report = verifyHousekeepingRuntimeParity(
		HOUSEKEEPING_MIGRATION_MATRIX,
		createHousekeepingRegistry(HOUSEKEEPING_MANIFESTS),
		HOUSEKEEPING_ROUTE_HANDLERS,
	);

	it("closes all 137 discovered migration rows against the runtime", () => {
		expect(discoverLegacyPages()).toHaveLength(137);
		expect(report).toEqual({
			discovered: 137,
			mapped: 137,
			verified: 137,
			removed: 2,
			unresolved: [],
			capabilityGaps: [],
			handlerGaps: [],
		});
	});

	it("keeps every retained target under /ase with concrete parity evidence", () => {
		for (const row of HOUSEKEEPING_MIGRATION_MATRIX) {
			if (row.decision === "REMOVE") {
				expect(row.targetPath, row.legacyPath).toBeNull();
				expect(row.status, row.legacyPath).toBe("REMOVED");
				expect(row.parityEvidence, row.legacyPath).toContain(
					`runtime-parity:${row.legacyPath}`,
				);
				continue;
			}

			expect(row.targetPath, row.legacyPath).toMatch(/^\/ase(?:\/|$)/);
			expect(row.status, row.legacyPath).toBe("VERIFIED");
			expect(row.parityEvidence, row.legacyPath).toContain(
				`runtime-parity:${row.legacyPath}`,
			);
		}
	});
});