September 2019
Intermediate to advanced
352 pages
8h 3m
English
book
The Pragmatic Programmer: your journey to mastery, 20th Anniversary Edition, 2nd Edition
by David Thomas, Andrew Hunt
Content preview from The Pragmatic Programmer: your journey to mastery, 20th Anniversary Edition, 2nd Edition
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Topic 42 | Property-Based Testing |
Доверяй, но проверяй (Trust, but verify)
Russian proverb
We recommend writing unit tests for your functions. You do that by thinking about typical things that might be a problem, based on your knowledge of the thing you're testing.
There's a small but potentially significant problem lurking in that paragraph, though. If you write the original code and you write the tests, is it possible that an incorrect assumption could be expressed in both? The code passes the tests, because it does what it is supposed to based on your understanding.
One way around this is to have different people write tests and the code under test, but we don't like this: as we said in Topic 41, Test to Code, one of the biggest benefits ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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