test.project: Run all unit tests for this project.
Description
This function will run all of the testthat style
unit tests for the current project that are defined
inside of the tests directory. The tests will be
run in the order defined by the filenames for the tests:
it is recommend that each test begin with a number
specifying its position in the sequence.
Arguments
Value
No value is returned; this function is called for its
side effects.