How it works...
Testing frameworks are a third-party library in many programming languages although well-tested code should be the default! By providing a (tiny) testing framework along with a test runner and even a small benchmarking framework (only on nightly as of this writing), the barrier for testing your Rust code is significantly lower. Although there are still some missing features (for example, mocking), the community is working on providing many of these things via external crates.
After setting everything up in step 1, step 2 creates a singly linked list as the test subject. A singly linked list is a series of the same node types, connected with some sort of pointer. In this recipe, we decided to use the interior mutability pattern, ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access