jest-nock-leak

package.json

{
  "name": "jest-test",
  "version": "1.0.0",
  "main": "index.js",
  "license": "MIT",
  "devDependencies": {
    "jest": "24.1.0",
    "nock": "10.0.6",
    "weak": "1.0.1"
  }
}

sum.js

function sum(a, b) {
  return a + b;
}

module.exports = sum;

sum.test.js

require('nock');

const sum = require('./sum');

test('adds 1 + 2 to equal 3', () => {
  expect(sum(1, 2)).toBe(3);
});