https://github.com/swapno963/test-driven-development-mvt

Implemented Unit Tests, Integration Tests, and Functional Tests
https://github.com/swapno963/test-driven-development-mvt

cicd django functional-testing integration-testing test-automation testing testing-tools unit-testing

Last synced: 5 days ago
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Implemented Unit Tests, Integration Tests, and Functional Tests

• Host: GitHub
• URL: https://github.com/swapno963/test-driven-development-mvt
• Owner: Swapno963
• Created: 2024-12-12T15:48:11.000Z (2 months ago)
• Default Branch: main
• Last Pushed: 2024-12-16T07:57:19.000Z (about 2 months ago)
• Last Synced: 2025-02-08T10:18:01.187Z (5 days ago)
• Topics: cicd, django, functional-testing, integration-testing, test-automation, testing, testing-tools, unit-testing
• Language: Python
• Homepage:
• Size: 15.9 MB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: readme.md

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README

        
# Django Testing Guide

It includes foundational concepts, advanced techniques, and tools to help you create robust and maintainable test suites.

## 1. Foundational Concepts

- **Django’s Test Framework**: Learn the built-in tools (`TestCase`, `Client`) for testing.

- **Unit Tests**: Write tests for individual components like models and utility functions.

- **Integration Tests**: Ensure multiple components (e.g., views and models) work together seamlessly.

- **Functional Tests**: Test end-to-end user flows with tools like Selenium or Playwright.

- **Types of Tests**: Understand `setUp`, `tearDown`, `setUpTestData`, and fixtures.

## 2. Model Testing

- Validate models, field constraints, and `validators`.

- Test model methods (e.g., `save()`, `clean()`).

- Ensure database integrity (e.g., foreign keys, cascading deletes).

- Test edge cases (e.g., max/min values for fields).

## 3. Views and API Testing

- **Django Views**: Test function-based views (FBVs) and class-based views (CBVs).

- **Django REST Framework (DRF)**:

  - Test serializers, permissions, and views.

  - Write tests for custom DRF pagination and filtering.

  - Use `APIClient` for endpoint testing.

- **Error and Edge Cases**:

  - Test for 404, 500, and other HTTP status codes.

  - Verify redirects and access permissions.

## 4. Form and Serializer Testing

- Validate form inputs (e.g., `is_valid()` behavior).

- Test custom form logic and `clean()` methods.

- Write tests for DRF serializers with custom validation logic.

## 5. Authentication and Authorization

- Test login/logout functionality.

- Test role-based access control:

  - Ensure only authorized users access specific views.

  - Test Django’s `User` model and permissions.

- Verify middleware behaviors (e.g., `LoginRequiredMiddleware`).

## 6. Database and Query Testing

- Test custom querysets and managers.

- Measure database query performance in tests.

- Use `assertNumQueries` to validate query counts.

## 7. Middleware Testing

- Test custom middleware (e.g., logging, caching, or access control).

- Ensure middleware behaves correctly under different conditions.

## 8. Third-Party Integrations

- Test external API integrations by mocking API calls.

- Write tests for third-party libraries in your project.

## 9. Frontend Testing

- Test templates for correct rendering.

- Validate context data passed to templates.

- Test JavaScript interactions with Django backend using tools like Selenium or Playwright.

## 10. Asynchronous Testing

- Test asynchronous tasks with Celery or Django’s async views.

- Mock background jobs and task queues.

## 11. Advanced Topics

- Mock external services (e.g., APIs, email services, payment gateways).

- Write reusable test utilities for your project.

- Use `TestCase` with fixtures, factories, or `pytest-django`.

- Generate test data dynamically with tools like `Faker` or `Factory Boy`.

## 12. Performance and Scalability

- Perform load testing for high-traffic endpoints.

- Conduct stress testing for database queries.

- Test caching mechanisms for proper functionality.

## 13. Test Coverage and Best Practices

- Measure test coverage using tools like `coverage.py`.

- Write efficient, comprehensive tests.

- Organize test files and reusable utilities.

- Apply mocking and patching when necessary.

## 14. CI/CD Testing

- Set up test pipelines in CI/CD tools (e.g., GitHub Actions, Jenkins).

- Write tests that work well in Dockerized environments.

- Use parallel testing to improve execution speed.

## Tools and Libraries to Explore

- **Pytest**: Provides concise syntax and plugins for Django testing.

- **Factory Boy**: Helps create test data with factories instead of fixtures.

- **Faker**: Generates random, realistic test data.

- **Mock**: Patches objects and mocks behaviors.

- **Selenium**: Enables browser automation for end-to-end testing.

- **Playwright**: A modern alternative to Selenium.

- **pytest-django**: Integrates Pytest with Django for enhanced testing.

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