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Testing iframe Error Handling and Crash Prevention in NW.js

This test suite validates iframe error handling and crash prevention in NW.js applications using Selenium WebDriver. It focuses on testing browser automation scenarios with proper cleanup and resource management.

Test Coverage Overview

The test suite covers critical browser automation functionality using Selenium WebDriver with Chrome.

Key areas tested include:

WebDriver initialization with custom Chrome options
URL verification and state management
Proper driver cleanup and resource handling
iframe-related error scenarios

Implementation Analysis

The implementation uses a straightforward Selenium WebDriver approach with Python.

Key patterns include:

Chrome options configuration for NW.js app testing
Try-finally block for guaranteed driver cleanup
Environment variable usage for ChromeDriver path
Absolute path handling for application directory

Technical Details

Testing tools and configuration:

Selenium WebDriver for Python
ChromeDriver with custom options
Python’s os module for path management
Environment variable configuration for driver path
NW.js application context setup

Best Practices Demonstrated

The test demonstrates several quality testing practices.

Notable implementations include:

Proper resource cleanup with try-finally
Environment-independent path handling
Isolated test environment setup
Clear separation of configuration and test logic

nwjs/nwJs

test/sanity/issue5148-iframe-err-crash/test.py

            
import time
import os

from selenium import webdriver
from selenium.webdriver.chrome.options import Options
chrome_options = Options()
chrome_options.add_argument("nwapp=" + os.path.dirname(os.path.abspath(__file__)))

driver = webdriver.Chrome(executable_path=os.environ['CHROMEDRIVER'], chrome_options=chrome_options)
try:
    print(driver.current_url)
finally:
    driver.quit()