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Why do I get NullPointerException in Selenium WebDriver?
I am quite new to Selenium WebDriver. A java.lang.NullPointerException has been troubling me for sometime now, and I cannot understand why. Following are my classes which are quite simple actually:
How to check NullPointerException in java.lang?
Check your BrowserHandler class. You define driver as a static field of the class. Then in BrowserFactory you declare another “local” driver. You instantiate that local object but you return the driver that is a class field which is still null.
Why is my driver null in actiondriver type ( )?
Your driver is null in ActionDriver.type () because it was null when it was passed into the constructor from WebActions. OpenAndCloseBrowser is creating a WebDriver instance, but assigning to a DIFFERENT (local) driver variable.
Why is the driver null in Firefox driver?
Methods are defined in a different class. The issue is that for first instance, the driver is found (Firefox driver) but when a method from another class is called, the driver is null.
How to switch between tabs with Selenium WebDriver?
With Selenium 2.53.1 using firefox 47.0.1 as the WebDriver in Java: no matter how many tabs I opened, “driver.getWindowHandles ()” would only return one handle so it was impossible to switch between tabs. Once I started using Chrome 51.0, I could get all handles.
How to right click in Selenium WebDriver Java?
CAUTION: Your Browser should always be in focus i.e. running in foreground while performing Robot Actions, other-wise any other application in foreground will receive the actions. We will take the help of WebDriver action class and perform Right Click. the below is the syntax :
How to calculate the offset in Selenium WebDriver?
Double click on the element -> hold shift and press F10. I hope this works. You will have to calculate the offset values for x and y; best way would be to find the size of each option button after right clicking and then if you click on the 2nd option .