COMP 110 Quiz 02– Complete Questions with
100% Correct Answers | Verified
True of False?
One benefit of unit testing is that once you have written your test functions it is less
cumbersome to rerun multiple tests than testing manually in the REPL. - ✔✔True
True or False?
One benefit of unit testing is that when a test fails the output is more helpful in showing
you where exactly a test case is failing. - ✔✔True
True or False?
The assert keyword should be followed by a boolean expression. This expression should
evaluate to True if the unit of functionality you are testing is working correctly, as
expected. - ✔✔True
When using pytest, a popular unit testing framework, what convention must the file
name of the file containing your test functions follow? - ✔✔Ends with _test.py
When using pytest, what convention must the names of the test functions inside the
test file follow in order to be discovered as test cases? - ✔✔Begin with test_
Suppose your test subject(s) (the function(s) you are working on) are contained in a
directory named lessons and a file named subjects.py. Imagine the function you are
working on is named example_function.
How would you import the function into your tests file? - ✔✔from lessons.subjects
import example_function
, Suppose your test functions are contained in a directory named lessons and a file
named subjects_test.py.
How would you run pytest from the terminal? - ✔✔python -m pytest
lessons/subjects_test.py
True of False?
You should write many individual tests that probe specific, individual use and edge cases
rather than very few complex tests that probe many use/edge cases at the same time. -
✔✔True
True or False?
The same variable name cannot have different meanings in different contexts within a
single Python program. - ✔✔False
True or False?
In an environment diagram, a function call frame is its own context for the names of
parameters and variables defined within the function. - ✔✔True
What would be the printed result of evaluating the following Python code listing?
x: int = 0
def f() -> None:
x: int = 1
f()
print(x) - ✔✔0
100% Correct Answers | Verified
True of False?
One benefit of unit testing is that once you have written your test functions it is less
cumbersome to rerun multiple tests than testing manually in the REPL. - ✔✔True
True or False?
One benefit of unit testing is that when a test fails the output is more helpful in showing
you where exactly a test case is failing. - ✔✔True
True or False?
The assert keyword should be followed by a boolean expression. This expression should
evaluate to True if the unit of functionality you are testing is working correctly, as
expected. - ✔✔True
When using pytest, a popular unit testing framework, what convention must the file
name of the file containing your test functions follow? - ✔✔Ends with _test.py
When using pytest, what convention must the names of the test functions inside the
test file follow in order to be discovered as test cases? - ✔✔Begin with test_
Suppose your test subject(s) (the function(s) you are working on) are contained in a
directory named lessons and a file named subjects.py. Imagine the function you are
working on is named example_function.
How would you import the function into your tests file? - ✔✔from lessons.subjects
import example_function
, Suppose your test functions are contained in a directory named lessons and a file
named subjects_test.py.
How would you run pytest from the terminal? - ✔✔python -m pytest
lessons/subjects_test.py
True of False?
You should write many individual tests that probe specific, individual use and edge cases
rather than very few complex tests that probe many use/edge cases at the same time. -
✔✔True
True or False?
The same variable name cannot have different meanings in different contexts within a
single Python program. - ✔✔False
True or False?
In an environment diagram, a function call frame is its own context for the names of
parameters and variables defined within the function. - ✔✔True
What would be the printed result of evaluating the following Python code listing?
x: int = 0
def f() -> None:
x: int = 1
f()
print(x) - ✔✔0
