All Questions
3,541
questions
851
votes
14
answers
723k
views
How do I properly assert that an exception gets raised in pytest?
Code:
# coding=utf-8
import pytest
def whatever():
return 9/0
def test_whatever():
try:
whatever()
except ZeroDivisionError as exc:
pytest.fail(exc, pytrace=True)
Output:...
- 15.1k
559
votes
7
answers
266k
views
Writing unit tests in Python: How do I start? [closed]
I completed my first proper project in Python and now my task is to write tests for it.
Since this is the first time I did a project, this is the first time I would be writing tests for it.
The ...
- 130k
486
votes
18
answers
434k
views
How do I run all Python unit tests in a directory?
I have a directory that contains my Python unit tests. Each unit test module is of the form test_*.py. I am attempting to make a file called all_test.py that will, you guessed it, run all files in the ...
- 14.4k
266
votes
22
answers
209k
views
Trying to mock datetime.date.today(), but not working
Can anyone tell me why this isn't working?
>>> import mock
>>> @mock.patch('datetime.date.today')
... def today(cls):
... return date(2010, 1, 1)
...
>>> from datetime ...
- 8,557
265
votes
10
answers
246k
views
How do I disable a test using pytest?
Let's say I have a bunch of tests:
def test_func_one():
...
def test_func_two():
...
def test_func_three():
...
Is there a decorator or something similar that I could add to the ...
- 14.3k
253
votes
9
answers
371k
views
How can I time a code segment for testing performance with Pythons timeit?
I've a python script which works just as it should, but I need to write the execution time. I've googled that I should use timeit but I can't seem to get it to work.
My Python script looks like this:
...
- 4,904
196
votes
16
answers
87k
views
Python unit test with base and sub class
I currently have a few unit tests which share a common set of tests. Here's an example:
import unittest
class BaseTest(unittest.TestCase):
def testCommon(self):
print 'Calling BaseTest:...
- 46k
190
votes
8
answers
216k
views
Run code before and after each test in py.test?
I want to run additional setup and teardown checks before and after each test in my test suite. I've looked at fixtures but not sure on whether they are the correct approach. I need to run the setup ...
- 31.3k
156
votes
8
answers
281k
views
How to send mail with To, CC and BCC?
I need to populate a few hundred email boxes with various messages for testing purposes and I was going to use smtplib for that. I need to send messages not only To specific mailboxes, but CC and BCC ...
- 6,433
150
votes
10
answers
199k
views
How to pass arguments in pytest by command line
I have a code and I need to pass the arguments like name from terminal.
Here is my code and how to pass the arguments. I am getting a "File not found" kind error that I don't understand.
I have tried ...
- 1,519
134
votes
10
answers
47k
views
Practicing BDD with python [closed]
Which are the most advanced frameworks and tools there are available for python for practicing Behavior Driven Development? Especially finding similar tools as rspec and mocha for ruby would be great.
- 20.7k
132
votes
6
answers
77k
views
Is it possible exclude test directories from coverage.py reports?
I'm kind of a rookie with python unit testing, and particularly coverage.py. Is it desirable to have coverage reports include the coverage of your actual test files?
Here's a screenshot of my HTML ...
- 3,233
123
votes
4
answers
135k
views
Mocking two functions with patch for a unit test
I have a function I want to unit test contains calls two other functions. I am unsure how can I mock both functions at the same time properly using patch. I have provided an example of what I mean ...
- 1,301
115
votes
3
answers
154k
views
Mock attributes in Python mock?
I'm having a fairly difficult time using mock in Python:
def method_under_test():
r = requests.post("http://localhost/post")
print r.ok # prints "<MagicMock name='post().ok' id='11111111'&...
- 90.4k
107
votes
10
answers
69k
views
Unit tests for functions in a Jupyter notebook?
I have a Jupyter notebook that I plan to run repeatedly. It has functions in it, the structure of the code is this:
def construct_url(data):
...
return url
def scrape_url(url):
... # ...
- 64.9k