/**
 * gsd-executor agent — MVP+TDD gate section contract
 * Verifies the agent definition contains a section instructing the executor
 * to halt and report when the runtime gate trips.
 */
const { test, describe } = require('node:test');
const assert = require('node:assert/strict');
const fs = require('fs');
const path = require('path');

const AGENT = path.join(__dirname, '..', 'agents', 'gsd-executor.md');
const REF = path.join(__dirname, '..', 'get-shit-done', 'references', 'execute-mvp-tdd.md');

describe('gsd-executor — MVP+TDD gate section', () => {
  const content = fs.readFileSync(AGENT, 'utf-8');

  test('agent defines an MVP+TDD Gate section', () => {
    assert.match(content, /MVP\+TDD\s*Gate|MVP[\s-]?TDD[\s-]?gate/i, 'must label the gate');
  });

  test('agent instructs halt-and-report when gate trips', () => {
    assert.match(content, /halt|stop[^\n]*gate|gate[^\n]*halt/i, 'must instruct halt');
    assert.match(content, /report|surface|emit/i, 'must instruct report');
  });

  test('agent references execute-mvp-tdd.md', () => {
    assert.match(content, /execute-mvp-tdd\.md/, 'must reference the gate semantics file');
  });

  test('referenced file exists on disk', () => {
    assert.ok(fs.existsSync(REF), `${REF} must exist`);
  });
});