Sample Project showing how to perform load testing in Salesforce with the help of Selenium and TestNG Parallel execution http://JitendraZaa.com/blog

ConcurrentApexError.java

package com.jitendrazaa;

import java.util.concurrent.TimeUnit;

import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.testng.AssertJUnit;
import org.testng.annotations.Test;
	
public class ConcurrentApexError extends TestBase{
	
	 		    
	    @Test(invocationCount = 20,threadPoolSize = 20)
	    public void verifyLonGRunningProcess() {  
	    	System.out.printf("Thread Id : %s%n", Thread.currentThread().getId());
	    	WebDriver driver = DriverFactory.getInstance().getDriver();
	    	DriverFactory.getInstance().getDriver().manage().timeouts().pageLoadTimeout(300, TimeUnit.SECONDS);
	    	DriverFactory.getInstance().getDriver().manage().timeouts().implicitlyWait(30, TimeUnit.SECONDS);
	    	
	    	driver.get("https://login.salesforce.com/");
	        driver.findElement(By.id("username")).clear();
	        driver.findElement(By.id("username")).sendKeys("SalesforceUserName"); 
	        
	        driver.findElement(By.id("password")).clear();
	        driver.findElement(By.id("password")).sendKeys("SomePassword");  
	        
	        driver.findElement(By.id("Login")).click();
	        wait(10);
	        driver.get("https://zaa-dev-ed.my.salesforce.com/apex/LongRunningProcesses");
	        for(int i=1,j=5,k=3;i<=100;i++,j=j+7,k=k+7){
	        	System.out.printf("Thread - "+Thread.currentThread().getId()+" - j_id0:timer"+i+":j_id"+k+":frm1:j_id"+j+"\n");
	        	driver.findElement(By.id("j_id0:timer"+i+":j_id"+k+":frm1:j_id"+j)).click();
	        }
	        wait(60*2); 
	        AssertJUnit.assertEquals(driver.findElement(By.id("j_id0:timer1:j_id3:frm1:rsltPanel")).getText(),"Process completed in 110 sec");
	         
	    }
	    
	   	    
	   
}

TestBase.java

package com.jitendrazaa;

import static org.testng.Assert.fail;

import java.io.File;
import java.io.IOException;
import java.nio.file.Paths;

import org.apache.commons.io.FileUtils;
import org.openqa.selenium.OutputType;
import org.openqa.selenium.TakesScreenshot;
import org.testng.ITestResult;
import org.testng.annotations.AfterClass;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeClass;

public class TestBase {
	 
	protected String firefox_driverPath = "\\webdrivers\\geckodriver.exe";
	protected String chrome_driverPath = "\\webdrivers\\chromedriver.exe";   
    StringBuffer verificationErrors = new StringBuffer();
    
    @BeforeClass(alwaysRun = true)
    public void setUp() throws Exception {
    	String rootPath = Paths.get("").toAbsolutePath().toString(); 
    	System.out.printf("Setup Thread Id : %s%n", Thread.currentThread().getId());
        System.setProperty("webdriver.chrome.driver", rootPath+chrome_driverPath); 
    }
     
    @AfterClass(alwaysRun = true)
    public void tearDown() throws Exception {  
      String verificationErrorString = verificationErrors.toString();
      if (!"".equals(verificationErrorString)) {
        fail(verificationErrorString);
      }
    }
    
    protected void wait(int seconds){
    	try{ 
    		for(int i=0;i<seconds;i++){
    			Thread.sleep(1000);
    			int pauseLeft = seconds - (i+1) ;
    			System.out.printf("pause for 1 seconds... "+pauseLeft+"sec left in Thread - "+Thread.currentThread().getId()+"\n");
    		}
    		
    	}catch(Exception e){
    		e.printStackTrace();
    	} 
    }

    @AfterMethod
	public void takeScreenShotOnFailure(ITestResult testResult) throws IOException {
     
		if (testResult.getStatus() == ITestResult.FAILURE) { 
			File scrFile = ((TakesScreenshot)DriverFactory.getInstance().getDriver()).getScreenshotAs(OutputType.FILE);
			FileUtils.copyFile(scrFile, new File("errorScreenshots\\" + testResult.getName() + "-" 
					+ System.currentTimeMillis()  +  ".jpg"));
	   }     
		DriverFactory.getInstance().removeDriver();
	}

}