message: tests(colors): Force-disable colors on tests for consistent snapshots
diff: @@ -47,6 +47,7 @@ function runJest(
  const env = options.nodePath
  ? Object.assign({}, process.env, {
  + FORCE_COLOR: 0,
  NODE_PATH: options.nodePath,
  })
  : process.env;
  @@ -66,7 +67,7 @@ function runJest(
  // 'numRuntimeErrorTestSuites', 'numPassedTests', 'numFailedTests',
  // 'numPendingTests', 'testResults'
  runJest.json = function(dir: string, args?: Array<string>) {
  - args = Array.prototype.concat(args || [], '--json');
  + args = [...(args || []), '--json'];
  const result = runJest(dir, args);
  try {
  result.json = JSON.parse((result.stdout || '').toString());
  