ajax.html

<p id="find_me">found</p>

location.html

<a href="javascript:void(0);" onclick="go();" id="go_link">go</a>

<script>
	function go(){
		window.setTimeout( function(){
			location.href = 'http://dev/sandbox/ajax.html';
		} , 2000);
	}
</script>

WindowLocationTest.java

/**
 * Example of using WebDriverWait, to wait for an element to be available to the
 * driver before timing out.  
 * */

package tests;

import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.ie.InternetExplorerDriver;
import org.openqa.selenium.support.ui.WebDriverWait;
import org.openqa.selenium.support.ui.TimeoutException;

import com.google.common.base.Function;



public class WindowLocationTest {

	InternetExplorerDriver driver = null;
	By find_me = null;
	By go_link = null;
	WebElement findMe = null;
	
	@Before
	public void start(){
		driver = new InternetExplorerDriver();
		driver.get("http://dev/sandbox/location.html");
		go_link = By.id("go_link");
		find_me = By.id("find_me");
		driver.findElement(go_link).click();
	}
	
	@After
	public void stop(){
		driver.close();
	}
	
	@Test(expected=TimeoutException.class)
	public void testLocationHrefWithTimeout() {
		findMe = waitFor(find_me, 1);
		Assert.fail("shouldn't get here");
	} 
	
	@Test
	public void testLocationHrefNoTimewout() {
		findMe = waitFor(find_me, 5);
		Assert.assertEquals("found", findMe.getText());
	} 
	

	

	 public WebElement waitFor(By condition, long timeout) throws TimeoutException {
		  Function<WebDriver, WebElement> fun = new ElementWaiter(condition);
		  return (WebElement) new WebDriverWait(driver, timeout).until(fun);
	 }
		 
  
	  public final class ElementWaiter implements Function<WebDriver, WebElement> {
		  By condition;
		  public ElementWaiter(By condition){
			  this.condition = condition;
		  }
		  public WebElement apply(WebDriver driver) {
			  return driver.findElement(this.condition);
		  }
	  }


} //end test