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Building Resilient API Test Automation: Pytest + Docker Integration Guide

Manish Saini
3 min readDec 8, 2024

A robust API testing framework requires both maintainable code architecture and consistent test environments. This technical guide demonstrates integrating Pytest with Docker to create reliable API test automation.

Core Framework Architecture

├── api_tests/
│ ├── conftest.py
│ ├── test_users.py
│ ├── test_orders.py
│ └── test_products.py
├── framework/
│ ├── api_client.py
│ ├── config.py
│ ├── data_generator.py
│ └── validators.py
├── docker/
│ ├── Dockerfile
│ └── docker-compose.yml
├── requirements.txt
└── pytest.ini
# framework/api_client.py
import requests
from typing import Dict, Any
from framework.config import Config

class APIClient:
def __init__(self, base_url: str, headers: Dict[str, str] = None):
self.base_url = base_url
self.headers = headers or {}
self.session = requests.Session()

def get(self, endpoint: str, params: Dict[str, Any] = None) -> requests.Response:
url = f"{self.base_url}{endpoint}"
return self.session.get(url, params=params, headers=self.headers)

def post(self, endpoint: str, payload: Dict[str, Any]) -> requests.Response:
url = f"{self.base_url}{endpoint}"
return self.session.post(url, json=payload, headers=self.headers)

def

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Manish Saini
Manish Saini

Written by Manish Saini

Enabling Productivity in Testing | Consultant | SDET | Python | API Testing | Continuous Testing | Performance Testing | Framework Design

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A robust API testing framework requires both maintainable code architecture and consistent test environments. This technical guide demonstrates integrating Pytest with Docker to create ...

So captivating!