The part of a sentence "test the functionality of" is correct and usable in written English.
You can use it whenever you need to describe the action of testing something in order to determine its functionality. For example: "We need to test the functionality of this new software before it is rolled out to users."
To test the functionality of the regenerated β-cells, the authors also performed a functional assay by testing glucose levels in MTZ-exposed zebrafish.
A new simulator allows developers to test the functionality of their services as they would perform on Free Basics, and has been tested by Facebook engineers challenged to build the system for limited 2G networks.
In order to test the functionality of the entire work, a statistics module was added to the application.
Experimental results show that ARMORY can automatically detect PBODs when programmers test the functionality of their programs.
To test the functionality of the system, we cloned the reporter gene gfp from Aequorea victoria, encoding the green fluorescent protein (GFP).
This method is therefore well suited to study the cell-to-cell movement of the silencing signal in a monocot plant and further test the functionality of natural and artificial miRNA expression constructs.
This method could also be of particular interest to test the functionality of natural and artificial miRNA expression construct, in ascertaining miRNA processing and cleavage of target genes that are expressed in rice leaves.
This provides a convenient way to test the functionality of different siRNA sequences.
Finally, we introduce a set of experiments to test the functionality of the S-BMI.
Additional species were sampled from Dioon and Encephalartos to further test the functionality of nrITS for species-level identification.
Short interfering RNA knockdown in ovarian cell lines was used to test the functionality of associations observed.
