Introduction to Umockdev

The Umockdev package contains a framework that allows a developer to mock devices for use in unit testing.

This package is known to build and work properly using an LFS 12.1 platform.

Package Information

Umockdev Dependencies


libgudev-238, libpcap-1.10.4, and Vala-0.56.14


GTK-Doc-1.33.2 and libgphoto2 (optional for tests)

Installation of Umockdev

Install Umockdev by running the following commands:

mkdir build &&
cd    build &&

meson setup --prefix=/usr --buildtype=release .. &&

To test the results, issue: ninja test. One test needs to be run in an X session.

Now, as the root user:

ninja install

Command Explanations

-Dgtk_doc=true: Use this switch if you have GTK-Doc-1.33.2 installed and wish to rebuild and install the API documentation.


Installed Programs: umockdev-record, umockdev-run, and umockdev-wrapper
Installed Libraries: and
Installed Directories: /usr/include/umockdev-1.0

Short Descriptions


records Linux devices and their ancestors from sysfs/udev or records ioctls for a device


runs a program under an umockdev testbed


wraps a program around through LD_PRELOAD

provides API functions that allow mocking hardware devices for unit testing