test
and are executed in alphabetical order
(but they shouldn't have dependencies). Helper files start with
helper
and loaded before any tests are run.test_dir(path, filter = NULL, reporter = "summary", env = test_env())
NULL
, only tests with file
names matching this regular expression will be executed.
Matching will take on the file name after it has been
stripped of "test-"
and ".r"
.