import assert from 'assert';
import { fileURLToPath } from 'url';
import path from 'path';
import { execFileSync } from 'child_process';

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

const fixturesDir = path.join(__dirname, '__fixtures__', 'api-compat');
const oldSpec = path.join(fixturesDir, 'old.yaml');
const newSpec = path.join(fixturesDir, 'new.yaml');

const output = execFileSync('node', ['scripts/api-compat-diff.mjs', oldSpec, newSpec, '--output', 'json'], {
  cwd: path.join(__dirname, '..'),
  encoding: 'utf8',
});

const diff = JSON.parse(output);

assert.deepStrictEqual(diff.additive.operations, ['get /bar']);
assert.deepStrictEqual(diff.breaking.operations, []);
assert.deepStrictEqual(diff.additive.responses, ['get /foo -> 201']);
assert.deepStrictEqual(diff.breaking.responses, ['get /foo -> 200']);

console.log('api-compat-diff test passed');