Package listed in more than one of Depends, Imports, Suggests, Enhances:
  ‘testthat’
A package should be listed in only one of these fields.
installed size is  5.0Mb
  sub-directories of 1Mb or more:
    data      2.4Mb
    extdata   2.1Mb
Package listed in more than one of Depends, Imports, Suggests, Enhances:
  ‘testthat’
A package should be listed in only one of these fields.
Package listed in more than one of Depends, Imports, Suggests, Enhances:
  'testthat'
A package should be listed in only one of these fields.