import test from "node:test";
import assert from "node:assert/strict";
import { readFile } from "node:fs/promises";

test("every preload invoke channel has a registered IPC handler", async () => {
  const preload = await readFile(
    new URL("../preload.cjs", import.meta.url),
    "utf8",
  );
  const ipc = await readFile(
    new URL("../src/main/ipc.cjs", import.meta.url),
    "utf8",
  );
  const invokes = [...preload.matchAll(/invoke\(\s*['"]([^'"]+)['"]/g)].map(
    (match) => match[1],
  );
  const handlers = new Set(
    [...ipc.matchAll(/register\(\s*['"]([^'"]+)['"]/g)].map(
      (match) => match[1],
    ),
  );
  assert.ok(invokes.length > 40, "expected the complete renderer API surface");
  assert.deepEqual(
    invokes.filter((channel) => !handlers.has(channel)),
    [],
  );
});

test("every renderer bridge call is exposed by the preload contract", async () => {
  const renderer = await readFile(
    new URL("../src/renderer/app.js", import.meta.url),
    "utf8",
  );
  const preload = await readFile(
    new URL("../preload.cjs", import.meta.url),
    "utf8",
  );
  const calls = new Set(
    [...renderer.matchAll(/window\.forgeflow\.([A-Za-z0-9_]+)\s*\(/g)].map(
      (match) => match[1],
    ),
  );
  const exposed = new Set(
    [...preload.matchAll(/^\s{2}([A-Za-z0-9_]+):/gm)].map((match) => match[1]),
  );
  assert.ok(calls.size > 40, "expected the complete renderer bridge surface");
  assert.deepEqual(
    [...calls].filter((method) => !exposed.has(method)),
    [],
  );
});