const { sum } = require('./math.cjs');

rs.mockRequire('./math.cjs', () => ({
  sum: (a, b) => a + b + 100,
}));

rs.unmockRequire('./math.cjs');

test('unmockRequire restores the original CommonJS module', () => {
  expect(sum(1, 2)).toBe(3);
});

test('doUnmockRequire only affects later require calls', () => {
  rs.doMockRequire('./math.cjs', () => ({
    sum: (a, b) => a + b + 100,
  }));

  const { sum: mockedSum } = require('./math.cjs');
  expect(mockedSum(1, 2)).toBe(103);

  rs.doUnmockRequire('./math.cjs');

  const { sum } = require('./math.cjs');
  expect(sum(1, 2)).toBe(3);
});