Function json

e2e/runJest.ts:162–182

(
  dir: string,
  args?: Array<string>,
  options: RunJestOptions = {},
)

//   'numRuntimeErrorTestSuites', 'numPassedTests', 'numFailedTests',
//   'numPendingTests', 'testResults'
export const json = function (
  dir: string,
  args?: Array<string>,
  options: RunJestOptions = {},
): RunJestJsonResult {
  args = [...(args || []), '--json'];
  const result = runJest(dir, args, options);
  try {
    return {
      ...result,
      json: JSON.parse(result.stdout),
    };
  } catch (error: any) {
    throw new Error(dedent`
      Can't parse JSON.
      ERROR: ${error.name} ${error.message}
      STDOUT: ${result.stdout}
      STDERR: ${result.stderr}
    `);
  }
};

type StdErrAndOutString = {stderr: string; stdout: string};
type ConditionFunction = (arg: StdErrAndOutString) => boolean;