Sanity apps purpose is to help you verify that all the required components have been installed successfully.
First of all, you would need to run sanity_gstreamer.sh and make sure that the image presented looks like the one that would be presented later.
This app should launch first.
Note
Open the source code in your preferred editor to see how simple this app is.
In order to run the app just cd to the sanity_pipeline directory and launch the app
cd $TAPPAS_WORKSPACE/apps/h8/gstreamer/raspberrypi/sanity_pipeline
./sanity_gstreamer.shThe output should look like:
If the output is similar to the image shown above, you are good to go to the next verification phase!