Function runDiffImageToSnapshot

src/diff-snapshot.js:411–435

(options)

function runDiffImageToSnapshot(options) {
  options.receivedImageBuffer = options.receivedImageBuffer.toString('base64');

  const serializedInput = JSON.stringify(options);

  let result = {};

  const writeDiffProcess = childProcess.spawnSync(
    process.execPath, [`${__dirname}/diff-process.js`],
    {
      input: Buffer.from(serializedInput),
      stdio: ['pipe', 'inherit', 'inherit', 'pipe'],
      maxBuffer: options.maxChildProcessBufferSizeInBytes,
    }
  );

  if (writeDiffProcess.status === 0) {
    const output = writeDiffProcess.output[3].toString();
    result = JSON.parse(output);
  } else {
    throw new Error(`Error running image diff: ${(writeDiffProcess.error && writeDiffProcess.error.message) || 'Unknown Error'}`);
  }

  return result;
}

module.exports = {
  diffImageToSnapshot,