In most of the applications that we use today, the use of email continues to be an important part of many of the main functionalities that these systems offer us. Whether it's to register as users, recover a password, receive reports, invoices, flight reservations, accommodations, or anything else, sending emails is something that is still closely linked to the core functionality of many systems.
On the other hand, email is something that has been around for a long time. This is why we often overlook tests where sending emails is involved, either because of the complexity of the task or because we assume that there will be no errors. However, there are certain scenarios where it is advisable to perform some minimal tests. For example, some elements that you should want to check might be: