import { describe, expect, it } from "bun:test";
import { openApiDocument } from "../src/openapi";
import { matchRoute, routes } from "../src/routes";

describe("route registry", () => {
  it("matches concrete paths and extracts route params", () => {
    const matched = matchRoute("GET", "/orgs/org_acme/tasks");

    expect(matched).not.toBeNull();
    expect(matched?.route.operationId).toBe("listOrganizationTasks");
    expect(matched?.params).toEqual({ orgId: "org_acme" });
  });

  it("returns null for unsupported methods and unknown paths", () => {
    expect(matchRoute("DELETE", "/tasks/task_1001")).toBeNull();
    expect(matchRoute("GET", "/does-not-exist")).toBeNull();
  });

  it("builds an openapi path entry for every registered route", () => {
    const registeredOperations = routes.map(
      (route) => `${route.method} ${route.path}:${route.operationId}`,
    );
    const documentedOperations = Object.entries(openApiDocument.paths).flatMap(
      ([path, pathItem]) =>
        Object.entries(pathItem).map(
          ([method, operation]) =>
            `${method.toUpperCase()} ${path}:${(operation as { operationId?: string }).operationId ?? ""}`,
        ),
    );

    expect(documentedOperations).toEqual(registeredOperations);
  });

  it("keeps spec-serving routes explicit in the registry", () => {
    const openApiAliases = routes
      .filter((route) => route.servesOpenApiDocument)
      .map((route) => route.path);

    expect(openApiAliases).toEqual(["/openapi.json", "/swagger.json", "/api-docs"]);
  });
});