Function verifyInstanceWasReplicated

test/replication.test.js:1873–1889

(source, target, id)

  }

  function verifyInstanceWasReplicated(source, target, id) {
    return function verify(next) {
      source.findById(id, function(err, expected) {
        if (err) return next(err);

        target.findById(id, function(err, actual) {
          if (err) return next(err);

          expect(actual && actual.toObject())
            .to.eql(expected && expected.toObject());
          debug('replicated instance: %j', actual);

          next();
        });
      });
    };
  }

  function spyAndStoreSinceArg(Model, methodName, store) {
    const orig = Model[methodName];