text: const { readFileSync } = require('fs');
  const { join } = require('path');
  
  const test = require('ava');
  const del = require('del');
  const resolve = require('@rollup/plugin-node-resolve');
  const { rollup } = require('rollup');
  
  const autoInstall = require('..');
  
  const cwd = join(__dirname, 'fixtures/yarn-bare');
  const file = join(cwd, 'output/bundle.js');
  const input = join(cwd, '../input.js');
  
  process.chdir(cwd);
  
  test('yarn, bare', async (t) => {
    await rollup({
      input,
      output: {
        file,
        format: 'cjs'
      },
      plugins: [
        // mock the call to yarn here. yarn has had consistent issues in this test env
        autoInstall({ manager: 'yarn', commands: { yarn: 'echo yarn.bare > yarn.lock' } }),
        resolve()
      ]
    });
    const lockFile = readFileSync('yarn.lock', 'utf-8');
    // snapshots for this are a nightmare cross-platform
    t.truthy(/yarn\.bare\s+node-noop/.test(lockFile));
  });
  
  test.after(async () => {
    await del(['node_modules', 'package.json', 'yarn.lock']);
  });
  