Questions tagged [python-unittest]
Python's standard library framework for testing.
python-unittest
3,589
questions
0
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26
views
Patching in helper function not appled to instance
I am creating a test with unittest.mock.patch that looks something like this:
class TestService:
def test_patched(self):
service = Service()
with patch.object(service, "...
- 3,777
-2
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0
answers
39
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Python can't find module in same FILE?
I am working with Python unit tests and am trying to create a basic test.
In doing so, I have created a 'Person' class and am attempting to mock one of its methods. However, when I run the file, ...
- 853
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21
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Error while running coverage run because of os.environ in python
My code is importing several variables using os.environ. When I run 'coverage run' command for testing, it gives key error. Is there a way to provide env files to read env variables from there, or ...
- 122
1
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1
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108
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How should I deal with multiple imports having the same name
I have a repository that contains multiple programs:
.
└── Programs
├── program1
│ └── Generic_named.py
└── program2
└── Generic_named.py
I would like to add testing to this ...
- 469
0
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1
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26
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mocking a self-defined decorator which has a function in it
I am trying to unit test a flask application route that calls a function that is wrapped by a self-defined decorator called verify_jwt.
This decorator is defined in the same module where are defined ...
1
vote
1
answer
60
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How to mock sqlalchemy's async session?
Code snippet
from sqlalchemy.ext.asyncio import async_sessionmaker, create_async_engine
engine = create_async_engine(url="")
session_maker = async_sessionmaker(engine)
How can I mock the ...
- 274
3
votes
1
answer
53
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TextTestRunner doesn't recognize modules when executing tests in a different project
i am currently working on a project, where i need to run tests inside a different file structure like this:
/my_project
├── __init__.py
├── ...my python code
/given_proj
├── __init__.py
├── /package
│ ...
- 304
3
votes
1
answer
44
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How to mock imported function?
I've tried multiple ways and just can't get the result I'm looking for. It seems like a lot of questions use a different type of mocking with the whole @patch decorators but I've been using this more ...
0
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0
answers
32
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pytest - argument missing when using parametrize
I have a list of dictionaries non_metric_cases which are the test cases i want to run using the below code:
class TestEntityExtractionNonMetricFlow(unittest.IsolatedAsyncioTestCase):
async def ...
0
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0
answers
20
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AttributeError when running unittest with coverage in Python 2.7 on WSL
I'm encountering an error while attempting to run unit tests with unittest and coverage in Python 2.7 on a Windows 11 system using WSL (Windows Subsystem for Linux). The error message suggests an ...
- 1
2
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1
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72
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Is there a way to mock .strip() for unit testing in Python 2.7's unittest module?
I am using Python 2.7 for a coding project. I'd love to switch to Python 3, but unfortunately I'm writing scripts for a program that only has a python package in 2.7 and even if it had one in 3 our ...
- 133
0
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1
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44
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How to import and test the target function only without touching other codes in the file?
I'm trying to perform a unit test on each function of a Python file using unittest.
Assuming the file I want to test is called X.py and the file containing the testing code is Y.py.
In file X, there ...
5
votes
3
answers
90
views
Why is format() throwing ValueError: Unknown format code 'f' for object of type 'str' when I'm not inputting a string?
I am using Python 2.7. (Switching to Python 3 for this particular code is not an option, please don't suggest it.) I am writing unit tests for some code.
Here is the relevant piece of code:
class ...
- 133
0
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0
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28
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Handling very long import path
I need to patch a test method and have a path that so long that it goes above E501 80 symbols limit. Change of package name is not possible due dependencies elsewhere.
A sample of the problem:
from ...
- 72
1
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1
answer
46
views
Using unittest with pandas
I am new to unit tests in general and Python's unittest in particular.
When trying to validate a pandas dataframe df, I typically:
Check whether df is empty (using one of the methods detailed here).
...
- 4,519