Introduction

This tutorial aims to introduce unit testing in python/django gradually with help of real life examples.

How to Use this Tutorial

• For each topic in the below list there is a directory with name CH-<Topic-ID> under the Tutorial directory.
• Each directory contains its own README file and an example (in src directory) to explain the topic.
• Refer README file first and then refer the example.

Dependencies

Create virtual environment and install dependencies listed in requirements.txt file.

>> virtualenv .venv            
>> source .venv/bin/activate
>> pip install -r requirements.txt 

General rules for testing

[Testing Rules] https://docs.python-guide.org/writing/tests/

Index

Tutorial covers below topics:

1. Unit testing in Python

   1.1. Unittest framework Intro

   1.2. Pytest framework Intro

   1.3. Pytest Features

    1.3.1. Fixtures
    1.3.2. Parameterised Test Functions
        1.3.2.1. Combining Test Fixtures and Parametrized Test Functions
    1.3.3. Faker [https://faker.readthedocs.io/en/master/fakerclass.html]
   

   1.4. Coverage

2. Unit testing in Django

   2.1. Django's unittest class

   2.2. Pytest with Django

    2.2.0. pytest.ini
    2.2.1. Fixture
    2.2.2. Stub / Mock
    2.2.3. factories
   

   2.3. Subscription API use case

    2.3.1. v1 subscription API
    2.3.2. Tests for v1 APIs
    2.3.3. v2 API
    2.3.4. Tests for v2 using DRF features
   

3. EDX Python Tests