RealVNC is a commercial company that sell VNC license for the enterprise market. However, the company allow home user to setup VNC server for personal use. The limitation is that you are only allow 5 connection. User must register an ID with the company. Another transform value can exclude VNC Mirror Driver and/or VNC Printer Driver, enabling you to deploy VNC Server without needing to make configurations in Group Policy Management Editor. Note that excluding either of these drivers results in the loss of certain functionality. First, follow step 4 until you arrive at the Add Row dialog. Thankfully, RealVNC exists. It’s a cross-platform VNC solution that’s dead simple to configure. RealVNC has superb support for many different Linux distributions, including Ubuntu, Debian, Fedora, Arch Linux, OpenSUSE and many others. To use RealVNC on Linux, choose your operating system below and enter the corresponding commands! RealVNC Enterprise 6.7.2 is the remote control software that allows you to view and interact with one computer using a simple program on another computer anywhere on the Internet. It provides the real-time carrier that improves worker and consumer satisfaction while lessening the want for specialized schooling and documentation for the far-off.
In our last article, we talked about basics of running automation Test on Docker. Now, this article is more about debugging the Test running on the containers. It’s helpful when you want to see what is happening inside the docker container.In the event you wish to visually see what the browser is doing you will want to run the debug variant of the node or standalone images. A VNC server will run on particular port inside the container with Selenium WebDriver.
Download RealVNC viewer:
You can download the real-vnc.and Install as per your operating system.
Pull Selenium Chrome-Debug Image:
Step:1 For the Debugging we should require the Docker Selenium WebDriver Image with VNC server.So First Step is to download the Docker Image with Debugging.
Docker pull will start downloading the image if it’s not already downloaded.
Step 2: After downloading the proper debugging image, we need to start the docker container for the image:
Step 3: After running the Docker container we should verify the Container Process and Port Details.
You can acquire the port by looking at the container details Like from the Image above we can see theVNC server is listening on the Port No: 32771
Start VNC and Create VNC:
Step 1: Open real VNC viewer downloaded in the previous Steps.
Step 2: From File Menu select: Create New Connection
Step 3: Enter Value of VNC Server as localhost:Step 4: Now You will be able to see the VNC server created and Open the Connection.
Step 5: When you are prompted for the password it is secret
Now Our Selenium WebDriver container is Running and VNC server is Running. We can now run our Test and we will be able to see the Browser driving the Test cases on VNC server.
Create WebDriver Test and Run Test:
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Create a simple Java test which is opening the Google.com in the container and Post Number should be edited from the container details.
Realvnc Mirror Driver
Running Our Test on the correct Port number will Open the Google in our Container and We can see the Browser running in our VNC Server.
Realvnc Mirror Driver
Benefits of using VNC and Debug:
Download VNC Viewer For Windows | VNC® Connect - RealVNC
Using the VNC server are helpful in debugging and seeing what is happening in the Test while running inside the container. There are many Selenium WebDriver Images providing the test to be recorded as video.