Lecture 4

Question 1

How is TDD different from the common pattern?

Answer 1

Tests are written before coding a feature.

Question 2

Do you write all the tests before programming with TDD?

Answer 2

No, it’s an iterative process.

Question 3

Is TDD identical to unit testing?

Answer 3

No, very similar but a test suite can still include both.

Question 4

What agile principle TDD aligns with?

Answer 4

Acceptance test can be a a source of TDD cases

Question 5

What are some jUnit methods?

Answer 5

assertTrue(statement)
assertEquals(expected, result)
assertSame(expected, result)
assertNotSame(expected, result)
asserNull(object)
fail() -> throws error message

Question 6

What are some limitations of JUnit?

Answer 6

Works great for for methods that returns something.

Difficult to test UIs, robotics.. . unpredictable results are a challenge.