July 2018
Intermediate to advanced
266 pages
7h 11m
English
Content preview from Learning Concurrency in Kotlin
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Focus on the forest, not the trees
The second principle, focus on the forest, not the trees, is perhaps so basic that it can be easily overlooked. I am sure that, for the example given in this section, a good developer would write the necessary unit tests to cover each of the next scenarios:
- Successfully retrieving information from the DB
- Successfully retrieving information from the cache
- Successfully retrieving information from the external application
- Incomplete or missing information on the DB
- Incomplete or missing information on the cache
- Incomplete or missing information on the external application
These tests are all good for validating the basic units of the application but, when testing for concurrency, they will be just trees in ...
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