JestAssertionError: expect(received).toEqual(expected) // deep equality

Expected: 1
Received: 2
    at Context.<anonymous> (indices_metadata.ts:61:31)
    at Object.apply (wrap_function.js:74:16) {
  matcherResult: {
    actual: 2,
    expected: 1,
    message: '\x1B[2mexpect(\x1B[22m\x1B[31mreceived\x1B[39m\x1B[2m).\x1B[22mtoEqual\x1B[2m(\x1B[22m\x1B[32mexpected\x1B[39m\x1B[2m) // deep equality\x1B[22m\n' +
      '\n' +
      'Expected: \x1B[32m1\x1B[39m\n' +
      'Received: \x1B[31m2\x1B[39m',
    name: 'toEqual',
    pass: false
  }
}