We have seen that the main benefits of using test tools are generally the same as the benefits from automating a process in any industry. These are: time saved; and predictable and consistent results.
However, we have also seen that there can be considerable costs in terms of both time and money associated with obtaining such benefits. The point at which the use of tools becomes economically viable depends on the amount of reuse, which is often difficult to predict.
Other risks include over-optimistic expectations of:
what the tool can do;
how easy it is to use;
the amount of maintenance required.
We have seen that there are many types of test tools and that they provide support to a variety ...