Function buildSnapshot

test/common/snapshot.js:8–35

(entry, env)

const assert = require('assert');

function buildSnapshot(entry, env) {
  const child = spawnSync(process.execPath, [
    '--snapshot-blob',
    tmpdir.resolve('snapshot.blob'),
    '--build-snapshot',
    entry,
  ], {
    cwd: tmpdir.path,
    env: {
      ...process.env,
      ...env,
    },
  });

  const stderr = child.stderr.toString();
  const stdout = child.stdout.toString();
  console.log('[stderr]');
  console.log(stderr);
  console.log('[stdout]');
  console.log(stdout);

  assert.strictEqual(child.status, 0);

  const stats = fs.statSync(tmpdir.resolve('snapshot.blob'));
  assert(stats.isFile());

  return { child, stderr, stdout };
}

function runWithSnapshot(entry, env) {
  const args = ['--snapshot-blob', tmpdir.resolve('snapshot.blob')];