Running ‘testthat.R’ [109s/140s]
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
  > library(testthat)
  > library(tidycells)
  > 
  > 
  > test_results <- test_check("tidycells")
  Error in .jcall("java/lang/Class", "Ljava/lang/Class;", "forName", cl,  : 
    RcallMethod: cannot determine object class
  Error in .jcall("java/lang/Class", "Ljava/lang/Class;", "forName", cl,  : 
    RcallMethod: cannot determine object class
  Error in .jcall("java/lang/Class", "Ljava/lang/Class;", "forName", cl,  : 
    RcallMethod: cannot determine object class
  Error in .jcall("java/lang/Class", "Ljava/lang/Class;", "forName", cl,  : 
    RcallMethod: cannot determine object class
  ── 1. Error: read_cells: external packages works (except pdf) (@test-read_cells.
  argument is of length zero
  Backtrace:
    1. dm$fn
    9. purrr::map(., ~read_cells(.x, 1, simplify = FALSE))
   10. tidycells:::.f(.x[[i]], ...)
   12. tidycells:::read_cells.character(.x, 1, simplify = FALSE)
   13. tidycells:::read_cells.read_cell_part(...)
  
  Error in .jcall("java/lang/Class", "Ljava/lang/Class;", "forName", cl,  : 
    RcallMethod: cannot determine object class
  Error in .jcall("java/lang/Class", "Ljava/lang/Class;", "forName", cl,  : 
    RcallMethod: cannot determine object class
  Error in .jcall("java/lang/Class", "Ljava/lang/Class;", "forName", cl,  : 
    RcallMethod: cannot determine object class
  Error in .jcall("java/lang/Class", "Ljava/lang/Class;", "forName", cl,  : 
    RcallMethod: cannot determine object class
  ── 2. Error: read_cells: external packages works (for pdf) (@test-read_cells.R#2
  no applicable method for 'select_' applied to an object of class "NULL"
  Backtrace:
    1. purrr::map(...)
    9. tidycells:::.f(.x[[i]], ...)
   10. dplyr::select(., value, collated_1, collated_2, collated_3)
   11. dplyr::select_(.data, .dots = compat_as_lazy_dots(...))
   19. purrr::map(...)
   20. tidycells:::.f(.x[[i]], ...)
  
  ══ testthat results  ═══════════════════════════════════════════════════════════
  [ OK: 177 | SKIPPED: 2 | WARNINGS: 0 | FAILED: 2 ]
  1. Error: read_cells: external packages works (except pdf) (@test-read_cells.R#147) 
  2. Error: read_cells: external packages works (for pdf) (@test-read_cells.R#201) 
  
  Error: testthat unit tests failed
  Execution halted