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Scenario 87 of 100
Selenium Grid & Docker
Intermediate
Executing Automation Suites on a Remote Selenium Grid
βοΈScenario Overview
Executing Automation Suites on a Remote Selenium Grid
Key Takeaways & Cheat Sheet
- βBuild a URL connection pointing to the central remote hub endpoint
- βUse standard browser Options classes (like ChromeOptions) for capabilities
- βInstantiate RemoteWebDriver to send commands to the Selenium Grid
- βManage session teardowns cleanly to release browser nodes
Short Direct Answer
To run tests on a remote machine or cloud provider (like SauceLabs or BrowserStack), use a `RemoteWebDriver` instance. Configure browser options (using W3C compliant options like `ChromeOptions`) and pass the remote hub URL along with the browser options to the `RemoteWebDriver` constructor.
β οΈ Senior Warning (Red Flag)
Do not use obsolete DesiredCapabilities configurations in modern code. Always use browser-specific Options classes (ChromeOptions, FirefoxOptions) to configure capabilities.
π‘ STAR Deep Dive Explanation & Pro Tip
Selenium Grid acts as a router. The hub receives commands from RemoteWebDriver and assigns them to the appropriate matching node browser session.
SeleniumAutomation.java
Selenium 4 + Javaimport org.openqa.selenium.remote.RemoteWebDriver;
import java.net.URL;
public class GridExecution {
public static void main(String[] args) throws Exception {
// 1. Define browser Options configuration
ChromeOptions options = new ChromeOptions();
options.addArguments("--window-size=1920,1080");
// 2. Specify Grid Hub url endpoint
URL gridUrl = new URL("http://192.168.1.50:4444/wd/hub");
// 3. Initialize RemoteWebDriver session
WebDriver driver = new RemoteWebDriver(gridUrl, options);
driver.get("https://careerraah.com");
driver.quit();
}
}