This can especially be a problem if the module is not idempotent[like mongoose models](https://github.com/jhnns/rewire/issues/27).

**Globals are imported into the module's scope at the time of rewiring**<br>

Since rewire imports all gobals into the module's scope at the time of rewiring, property changes on the`global` object after that are not recognized anymore. This is a[problem when using sinon's fake timers*after* you've called`rewire()`](http://stackoverflow.com/questions/34885024/when-using-rewire-and-sinon-faketimer-order-matters/36025128).

**Dot notation**<br>

Although it is possible to use dot notation when calling`__set__`, it is strongly discouraged in most cases. For instance, writing`myModule.__set__("console.log", fn)` is effectively the same as just writing`console.log = fn`. It would be better to write: