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Testing Window Management and Closure Implementation in NW.js

This test suite validates window handling and closure functionality in NW.js applications using Selenium WebDriver. It specifically tests the behavior of closing multiple windows and verifying content state across local and remote contexts.

Test Coverage Overview

The test suite provides comprehensive coverage of window management operations in NW.js applications.

Key areas tested include:

Multiple window handle management
Window closure functionality
Content verification across different window contexts
Local and remote content state validation

Implementation Analysis

The testing approach utilizes Selenium WebDriver with Python to automate window interactions. The implementation employs helper functions for window management and leverages Chrome options for NW.js app testing.

Notable patterns include:

Window handle iteration and switching
Dynamic window title matching
Element state verification
Automated cleanup with try-finally blocks

Technical Details

Testing tools and configuration:

Selenium WebDriver with Chrome driver
Python test framework
Custom NW.js utility functions
Chrome options for app context
Implicit wait timing configuration
Environment-based driver path configuration

Best Practices Demonstrated

The test implementation showcases several testing best practices for window management scenarios.

Notable practices include:

Proper resource cleanup
Explicit window handle management
Robust element selection
Clear assertion conditions
Modular helper functions
Error handling with try-finally blocks

nwjs/nwJs

test/sanity/issue7503-close/test.py

            
import time
import os
import sys

from selenium import webdriver
from selenium.webdriver.chrome.options import Options
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from nw_util import *

def close_window(title):
    for handle in driver.window_handles:
        driver.switch_to.window(handle)
        if title in driver.title:
            driver.find_element_by_id("close").click()
            break

def switch_to_window(title):
    for handle in driver.window_handles:
        driver.switch_to.window(handle)
        if title == driver.title:
            break

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)
driver.implicitly_wait(5)

try:
    wait_window_handles(driver, 3)
    close_window("local file");
    close_window("Example");
    switch_to_window("main window")

    result_local = driver.find_element_by_id('result_local').get_attribute('innerHTML')
    result_remote = driver.find_element_by_id('result_remote').get_attribute('innerHTML')

    assert(result_local == "local")
    assert(result_remote == "remote")
finally:
    driver.quit()