how to check my internet using terminal code example

Example 1: test internet speed terminal linux

#Install it
sudo apt install speedtest-cli
#To run net speed 
speedtest-cli
#result as follows:
Testing download speed................................................................................
Download: 9.54 Mbit/s
Testing upload speed......................................................................................................
Upload: 14.61 Mbit/s

Example 2: how to speedtest on bash

curl -s https://raw.githubusercontent.com/sivel/speedtest-cli/master/speedtest.py | python -