L8 Verification and validation

What are unit tests?

Who usually writes unit tests?

Which of the following is NOT a characteristic of unit tests?

• A) Test individual components for functionality

• B) Require many external dependencies

• C) Run frequently during development

• D) Should be able to write tests before implementation of code

What is the recommended effort for writing code and unit tests?

What are the steps in test-driven development (TDD)?

Fill in the blank: Automate so you don’t have to explicitly ______ tests.

Which of the following is a benefit of running unit tests?

• Increases the number of bugs when integrating

• Fewer bugs when integrating, leading to greater confidence in the software produced

• Makes it harder to find bugs early

• Discourages good design

Fill in the blank: Many testing frameworks can run tests every time you ______.

Unit tests check functionality in the way that a compiler checks syntax.

• True

• False

Fill in the blank: Finding bugs early makes it ______ and cheaper to fix them early in development.