glib-networking-tests software package provides network-related giomodules for GLib - installed tests, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install glib-networking-tests
glib-networking-tests is installed in your system.
Make ensure the glib-networking-tests package were installed using the commands given below,
$ sudo dpkg-query -l | grep glib-networking-tests *
You will get with glib-networking-tests package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Miscellaneous |
| Package | glib-networking-tests |
| Version | 2.50.0-1 |
| Description | network-related giomodules for GLib - installed tests |
| Sub Section | Miscellaneous |