import { readFileSync } from "node:fs";

function assert(condition, message) {
  if (!condition) throw new Error(message);
}

const source = readFileSync(
  new URL("../src/features/organizations/OrganizationsPage.tsx", import.meta.url),
  "utf8"
);
const styles = readFileSync(
  new URL("../src/styles/organizations.css", import.meta.url),
  "utf8"
);

assert(source.includes("ExplorerTree,"), "Organizations imports the central ExplorerTree");
assert(source.includes("<ExplorerTree"), "the organization hierarchy uses ExplorerTree");
assert(source.includes("collapsible={false}"), "the always-expanded hierarchy uses the non-collapsible contract");
assert(source.includes("renderNodeActions="), "per-unit controls use the sibling node-action slot");
assert(source.includes("<IconButton"), "per-unit controls use the central icon-only action primitive");
assert(!source.includes("renderUnitTreeNodes"), "the custom recursive renderer was removed");
assert(!source.includes("organizations-tree-row"), "the custom tree row was removed");
assert(!source.includes("organizations-tree-node"), "the custom tree node was removed");
assert(!styles.includes("organizations-tree-"), "Organizations no longer owns shared tree styling");