[R-Source] Improve unit tests for model

Follow-up-to: 7b3b8ad05545a6cf7c894ccaac3e57bd9ede3716
1 file changed
tree: b7bc4f0dc03d927a77fdd21d9ddee538a1c3d85f
  1. .settings/
  2. r/
  3. redocs/
  4. rhelp/
  5. rtm/
  6. .project
  7. LICENSE
  8. NOTICE.md
  9. pom.xml