Pytest

2023/07/08
Categories:technology
Tags:PythonPytestUnit Test
This a simple tutorial of Pytest.

Installation ​

bash
pip install pytest

Pytest in Django ​

configures pytest.ini ​

ini
[pytest]
DJANGO_SETTINGS_MODULE = settings.base
python_files = tests.py test_*.py *_tests.py

configures conftest.py ​

python

import pytest

@pytest.fixture(scope='session')
def django_db_setup():
    pass

example of test ​

python

import pytest

@pytest.mark.django_db
def test_user_create(user_factory):
    user = user_factory()
    assert user.pk == 1

Pytest in Flask ​

configures pytest.ini ​

ini
[pytest]
python_files = tests.py test_*.py *_tests.py

example of test ​

python

import pytest

@pytest.fixture(scope='session')
def app():
    from app import create_app
    app = create_app()
    return app

@pytest.fixture(scope='session')
def client(app):
    return app.test_client()

def test_index(client):
    response = client.get('/')
    assert response.status_code == 200

Pytest in vscode ​

Setup pytest in settings.python.testing.pytestArgs

json
{
  "python.testing.pytestArgs": [
    "tests",
    "-v",
    "-s",
    "--color=yes",
    "--cov=.",
    "--cov-report=html"
  ]
}

More args see pytest