Function createTest

test-src/JsonStreamStringify.spec.ts:17–37

(input, expected, ...args)

}

function createTest(input, expected, ...args) {
  return () => new Promise<{ jsonStream: InstanceType<typeof JsonStreamStringify> }>((resolve, reject) => {
    let str = '';
    const jsonStream = new JsonStreamStringify(input, ...args)
      .once('end', () => {
        try {
          expect(str).to.equal(expected);
        } catch (err) {
          reject(err);
          return;
        }
        resolve({ jsonStream });
      })
      .once('error', err => {
        reject(Object.assign(err, { jsonStream }))
      })
      .on('data', (data) => {
        str += data.toString();
      });
  });
}

function readableStream(...args) {
  const stream = new Readable({