tests/testthat/_snaps/spec_write_xlsx.md

In artoo: Lossless CDISC-Native Input and Output for Clinical Datasets

write_spec rejects an unknown extension

Code
  write_spec(spec, p)
Condition
  Error:
  ! Unsupported spec file type "csv".
  i write_spec() writes native ".json" (lossless) and Pinnacle 21 ".xlsx" (interchange).

an empty spec cannot become a P21 workbook

Code
  write_spec(empty, p)
Condition
  Error:
  ! Cannot write a Pinnacle 21 workbook from an empty spec.
  x The "Datasets" and "Variables" sheets have no rows.

artoo documentation built on July 23, 2026, 1:08 a.m.