Using Iterator with Java Selenium WebDriver - java

Using Selenium to gather text of all p elements within a specific div. I noticed while using List, Selenium scanned the whole DOM and stored empty text. So, I wanted to iterate through the DOM and only store values that are not equal to empty text via java.util.Iterator. Is this possible? Is there a more efficient way other than the List approach?
Iterator Approach:
public static boolean FeatureFunctionsCheck(String Feature){
try
{
Iterator<WebElement> all = (Iterator<WebElement>) Driver.Instance.findElement(By.xpath("//a[contains(text()," + Feature + ")]/ancestor::h3/following-sibling::div/div[#class='navMenu']/p"));
boolean check = false;
while(all.hasNext() && check){
WebElement temp = all.next();
if(!temp.getText().equals(""))
{
Log.Info("Functions: " + temp.getText());
all = (Iterator<WebElement>) Driver.Instance.findElement(By.xpath("//a[contains(text()," + Feature + ")]/ancestor::h3/following-sibling::div/div[#class='navMenu']/p"));
}
else
check = true;
}
return false;
}
catch(Exception e)
{
Log.Error("Failed()" + e);
return false;
}
}
Iterator Approach throws exception...
java.lang.ClassCastException: org.openqa.selenium.remote.RemoteWebElement cannot be cast to java.util.Iterator
List Approach Works, However Not Sure If This Is Efficient
public static boolean FeatureFunctionsCheck(String Feature){
try
{
List<WebElement> AllModelFunctions = new ArrayList<WebElement>();
Log.Info("[Test-235]: Selecting Feature");
for(WebElement element: AllModelFunctions){
if(!element.getText().equals(""))
{
Log.Info("Functions: " + element.getText());
}
}
return false;
}
catch(Exception e)
{
Log.Error("Failed()" + e);
return false;
}
}

findElement returns one WebElement. What you probably meant to do is to search for all elements with given xpath, using findElements:
Driver.Instance.findElements(...
Also the syntax is over-complicated. You can just get the list and iterate through it:
List<WebElement> elements = Driver.Instance.findElements(...);
for(WebElement element : elements) {
if(!element.getText().equals(""))
{
Log.Info("Functions: " + element.getText());
}
}
BTW I have to fully trust that Driver.Instance is an instance of the driver (typically in Java you don't have capitals for class instances, so I'm not sure if I understood it right). A more common syntax would be something like:
WebDriver driver = new FirefoxDriver(); // or another browser
driver.findElements(...);
// ...

Related

Can't click on element by text, if elements have the same text inside

I'm trying to click on element by text from list of elements, but sometimes elements could have the same text and if statement not executed.
public void clickByText() {
String myText = "Text1";
List<WebElement> elements = driver.findElements(myElements);
for (WebElement e : elements) {
if (e.getText().equals(myText)) {
e.click();
break;
} else {
System.out.println("not exists");
break;
}
}
}
Maybe don't look for the text by equals, use contains.
Remove the break from your code, this makes only the else or only the if block to run only once.
code example:
public void clickByText() {
String myText = "Text1";
List<WebElement> elements = driver.findElements(myElements);
for (WebElement e : elements) {
if (e.getText().contains(myText)) {
e.click();
} else {
System.out.println("not exists: " + e.getText());
}
}
}
I think it's an issue with duplicates. since list in Java can contains duplicates, whereas set do not. try the below code :
List<WebElement> elements = driver.findElements(By.cssSelector(""));
Set<WebElement> setElements = new HashSet<WebElement>(elements);
for (WebElement e : elements) {
// rest of your code
}

Selenium String into WebElement for iteration

I have defined my web elements as following:
By elementABC= By.xpath("//div[#id='ABC']");
By elementDEF= By.xpath("//div[#id='DEF']");
Now I have a method that should take the the name as String (elementABC,elementDEF) and verify the presence of element. The String is being read from external file excel. The reason is so that I can iterate over multiple elements on a web page and just verify there presence.
public static boolean verifyElementPresent(String e) {
boolean result= false;
WebElement webObj=e; // this is where I'm facing trouble
WebElement element = driver.findElement(webObj);
//WebElement element = driver.findElement(By.xpath("elementDEF"));
if (element.isDisplayed() ) {
result=true;
}
else {
result=false;
}
return result;
}
My problem is that I want to read a string and then be able to convert it into Web Element. The value of e being passed in my method is elementABC, elementDEF. And in next line I want to convert into WebElement.
WebElement webObj=e;
WebElement element = driver.findElement(webObj);
I came across a similar post on stackoverflow and noticed users have mentioned there is no good way to convert WebElement into String. But I still wanted to know if there is any other way of implementing this.
convert String to WebElement
You should define webObj as By not WebElement.
To prevent the script from error when element not found, you still need to use try catch, like this:
public static boolean verifyElementPresent(String e) {
boolean result= false;
By webObj = By.xpath("//div[#id='" +e +"']");
WebElement element = driver.findElement(webObj);
try {
if (element.isDisplayed()) {
result=true;
}
} catch (Exception e2) {
// TODO: handle exception
}
return result;
}

How to improve resursive function performance?

I created a recursive function. The goal of this function is to browse all frames til to find the element. But it is very slow.
Please find below the function:
private WebElement browseFramesToFindElement(By locator) {
WebElement element = null;
if (isElementPresent(locator, 1))
element = this.driver.findElement(locator);
if (element == null) {
List<WebElement> frames = this.driver.findElements(By.xpath("//frame"));
int i = 0;
while (i < frames.size() && element == null) {
this.driver.switchTo().frame(this.driver.findElement(By.xpath("//frame[#id = '" + frames.get(i).getAttribute("id") + "']")));
element = browseFramesToFindElement(locator);
if (element == null)
driver.switchTo().parentFrame();
i++;
}
}
return element;
}
private boolean isElementPresent(By by, int secToWait) {
this.driver.manage().timeouts().implicitlyWait(secToWait, TimeUnit.SECONDS);
try {
this.driver.findElement(by);
return true;
} catch (NoSuchElementException e) {
return false;
}
}
Could you please tell me if it is possible to improve performance? And How? Thank you in advance.
I am not sure your performance issues are related with that you have ineffective recursion algorithm. I would suggest you to:
Change xpath locators to css locators (likely will help)
Tune wait timeouts and watch for the result (not sure but that might give a direction)

Appium is able to see beyond what is displayed on screen

Appium is able to see and find elements that is not displayed on screen
I am trying to build a test automation project, I would like my driver to scroll down
and then perform some operation. but for some reason appium is able to find element even without scrolling down . I am not sure how appium is able to identify element that is not on screen and is only visible to naked eye when you scroll down. Anyone with similar issue found a workaround ?
I am using ExpectedCondition.visibilityOF(element) to determine if element is vsible on screen
public boolean verifyCoverage(String coverage, String value, String type) throws IOException, InterruptedException {
int counter = 0;
for (int i = 0; i < 15; i++) {
AndroidElement element = (AndroidElement) driver.findElementByAndroidUIAutomator("UiSelector().textContains(\"" + coverage + "\")");
//WebElement coverageOption= driver.findElementByXPath("//android.widget.Button[contains(text(),'"+coverage+"')]");
if (AndroidUtilities.waitForVisibility(driver, element)) {
return true;
}
else {
System.out.println ("Cannot see");
return false;
}
}
public static boolean waitForVisibility(AndroidDriver<WebElement> driver, AndroidElement AndroidElement){
try{
// driver.findElementByAndroidUIAutomator("UiSelector().resourceId(\""+targetResourceId+"\")");
WebDriverWait wait = new WebDriverWait(driver, 60);
wait.until(ExpectedConditions.visibilityOf(AndroidElement));
boolean isElementPresent = AndroidElement.isDisplayed();
return isElementPresent;
}catch(Exception e){
boolean isElementPresent = false;
System.out.println(e.getMessage());
return isElementPresent;
}
}
As an answer i would recommend you to use visibilityOfElementLocated instean of visibilityOf.
Plus, if you want to check an element for the existence without getting exceptions, try to take that approach:
if (!((AndroidDriver)driver).findElementsByAndroidUIAutomator("UiSelector().textContains(\"" + coverage + "\")").isEmpty()) {
//some logic when element is located
} else {
//scroll to the particular element
}
You can try these two solution within the page it will able to scroll to the element and do your actions .
MobileBy.AndroidUIAutomator("new UiScrollable(new UiSelector().scrollable(true).instance(0)).scrollIntoView(new UiSelector().textContains(\""+element+"\").instance(0))"));
MobileBy.AndroidUIAutomator("new UiScrollable(new UiSelector().scrollable(true).instance(0)).scrollIntoView(new UiSelector().textMatches(\"" + NumbersCount + "\").instance(0))"));

How to loop inside containers to select value in selenium?

I have a product page which has the sizes inside containers, i tried to list elements and get size by text but the list always returns zero, i tried the xpath of the parent and child and i get the same error, How can i list the sizes and select specific size ?
public void chooseSize(String size) {
String selectedSize;
List<WebElement> sizesList = actions.driver.findElements(By.xpath("SelectSizeLoactor"));
try {
for (int i = 0; i <= sizesList.size(); i++) {
if (sizesList.get(i).getText().toLowerCase().contains(size.toLowerCase()));
{
selectedSize = sizesList.get(i).getText();
sizesList.get(i).click();
assertTrue(selectedSize.equals(size));
}
}
} catch (Exception e) {
Assert.fail("Couldn't select size cause of " + e.getMessage());
}
It looks to me like the proper selector would be:
actions.driver.findElements(By.cssSelector(".SizeSelection-option"))
Try below options
List<WebElement> sizesList = actions.driver.findElements(By.xpath("//[#class='SelectSizeLoactor']"));
List<WebElement> sizesList = actions.driver.findElements(By.cssSelector(".SelectSizeLoactor"));
I found a quick solution i used part of the xpath with text() and passed the value of that text later then added the last of the xpath and it worked!
String SelectSizeLoactor = "//button[text()='"
public void chooseSize(String size) {
String selectedSize;
WebElement sizeLocator = actions.driver.findElement(By.xpath(SelectSizeLoactor+size.toUpperCase()+"']"));
try {
if (sizeLocator.getText().toUpperCase().contains(size.toUpperCase()));
{
selectedSize = sizeLocator.getText();
sizeLocator.click();
assertTrue(selectedSize.equals(size));
}
} catch (Exception e) {
Assert.fail("Couldn't select size cause of " + e.getMessage());
}
}

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