I'm asking how to mock a class property in a unit test using Python 3. I've tried the following, which makes sense for me following the docs, but it doesn't work: foo.py: class Foo(): @property ...

I've got a simple FastAPI application and I'm trying to create tests with pytest for it. My goal is to test how app behaves in case of different errors. I've got a simple healthcheck route in my ...

This question gives the order assertEqual(expected, actual), albeit for the unittest package. But Pycharm, with pytest, prints out "Expected:..." and "Actual..." based on the order actual==expect...

I am trying to write unittests for some of the tasks built with Airflow TaskFlow API. I tried multiple approaches for example, by creating a dagrun or only running the task function but nothing is ...

I have a simple directory structure: proj/ src/ __init__.py foo.py bar.py test/ __init__.py test_foo.py test_foo.py import unittest import sys sys.path.append('../src') from src import f...

I have the following: from requests.adapters import HTTPAdapter from requests.packages.urllib3.util.retry import Retry retry_strategy = Retry( total=3, status_forcelist=[429, 500, 502, 503, 504]...

I am writing some unittests in python that are testing if I receive an integer. However sometimes this integer can be off by 1 or 2 and I don't really care. Essentially I want to be able to assert ...

I have a fixture that returns a value like this: import pytest @pytest.yield_fixture(scope="module") def oneTimeSetUp(browser): print("Running one time setUp") if browser == 'firefox': driver ...

I'm trying to setup the target under test in @pytest.fixture and use it in all my tests in the module. I'm able to patch the test correctly, but after I add the @pytest.fixture to return the mock o...

New to unittest and Python in general, came across example in a tutorial introduction to unit testing wherein a with statement is used to catch a ValueError. The script being tested (invoice_calc...

I have a test case in which in the setUp, I create an object for which I want to mock the function uuid4 in the module uuid. TEST_UUIDS = ['uuid_{}'.format(i) for i in range(10000)] UUID_POOL = i...

What is the difference between setUp() and setUpClass() in the Python unittest framework? Why would setup be handled in one method over the other? I want to understand what part of setup is done i...

I have a django app with some unittests. I want to run\debug them in VScode v.1.59.1. My ./vscode/settings.json looks like this: { "python.testing.unittestArgs": [ "-v", &quo...

Very similar problem described in another question and have good answer, but didn't help to solve the problem. I wrote Scraper class which support async context manager. COUNT_OF_TESTS is defining ...

I would like to exclude a list (about 5 items) of tests with py.test. I would like to give this list to py.test via the command line. I would like to avoid to modify the source. How to do that? ...

I'm trying to use assert_called_once_with from unittest.mock https://docs.python.org/3/library/unittest.mock.html#unittest.mock.Mock.assert_called_once_with But I want to check if 2 instances of ob...

I have a python file a.py which contains two classes A and B. class A(object): def method_a(self): return "Class A method a" class B(object): def method_b(self): a = A() print a.method_a() ...

How can individual unit tests be temporarily disabled when using the unittest module in Python?

I wrote a unit test for main_function and asserted that it calls the function get_things inside it with an instance of a class, mocked with patch as a parameter: @patch("get_something") @patch("My...

This one really is stumping me. When I set an API key as an environment variable and then try to run a test with unittest that uses this API key, the test cannot access the API key. I don't want to...

I am new to Python development, I am writing test cases using pytest where I need to mock some behavior. Googling best mocking library for pytest, has only confused me. I have seen unittest.mock, m...

We have numpy.testing.assert_array_equal to assert that two arrays are equal. But what is the best way to do numpy.testing.assert_array_not_equal, that is, to make sure that two arrays are NOT equ...

py.test documentations says that I should add capsys parameter to my test methods but in my case this doesn't seem to be possible. class testAll(unittest.TestCase): def setUp(self): self.cwd = ...

I am trying to create my first automated test suite with unittest for the first time. However, when I try to execute my test suite, unittest throws the following exception: Traceback (most recent...

According to the documentation for unittest.TestLoader.discover: discover(start_dir, pattern=’test*.py’, top_level_dir=None) ... All test modules must be importable from the top level of the ...