Running 'testthat.R'
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(IOHanalyzer)
  > 
  > test_check("IOHanalyzer")
  Processing C:/r_packages/pkgcheck/CRAN/IOHanalyzer/IOHanalyzer.Rcheck/IOHanalyzer/extdata/ONE_PLUS_LAMDA_EA/IOHprofiler_f1_i1.info ...
     algorithm ONE_PLUS_LAMDA_EA...
        10 instances on f1 100D...
  
  Processing C:/r_packages/pkgcheck/CRAN/IOHanalyzer/IOHanalyzer.Rcheck/IOHanalyzer/extdata/ONE_PLUS_LAMDA_EA_ws/IOHprofiler_fbla_i1.info ...
     algorithm ONE_PLUS_LAMDA_EA...
        10 instances on fbla 100D...
  
  Processing C:/r_packages/pkgcheck/CRAN/IOHanalyzer/IOHanalyzer.Rcheck/IOHanalyzer/extdata/ONE_PLUS_LAMDA_EA_ws/IOHprofiler_fblubb_i1.info ...
     algorithm ONE_PLUS_LAMDA_EA...
        10 instances on fblubb 100D...
  
  Processing C:/r_packages/pkgcheck/CRAN/IOHanalyzer/IOHanalyzer.Rcheck/IOHanalyzer/extdata/ONE_PLUS_LAMDA_EA_ws/IOHprofiler_fbla_i1.info ...
     algorithm ONE_PLUS_LAMDA_EA...
        10 instances on fbla 100D...
  
  Processing C:/r_packages/pkgcheck/CRAN/IOHanalyzer/IOHanalyzer.Rcheck/IOHanalyzer/extdata/ONE_PLUS_LAMDA_EA_ws/IOHprofiler_fblubb_i1.info ...
     algorithm ONE_PLUS_LAMDA_EA...
        10 instances on fblubb 100D...
  
  Processing C:/r_packages/pkgcheck/CRAN/IOHanalyzer/IOHanalyzer.Rcheck/IOHanalyzer/extdata/ONE_PLUS_LAMDA_EA/IOHprofiler_f1_i1.info ...
     algorithm ONE_PLUS_LAMDA_EA...
        10 instances on f1 100D...
  
  Processing C:/r_packages/pkgcheck/CRAN/IOHanalyzer/IOHanalyzer.Rcheck/IOHanalyzer/extdata/ONE_PLUS_LAMDA_EA_ws/IOHprofiler_fbla_i1.info ...
     algorithm ONE_PLUS_LAMDA_EA...
        10 instances on fbla 100D...
  
  Processing C:/r_packages/pkgcheck/CRAN/IOHanalyzer/IOHanalyzer.Rcheck/IOHanalyzer/extdata/ONE_PLUS_LAMDA_EA_ws/IOHprofiler_fblubb_i1.info ...
     algorithm ONE_PLUS_LAMDA_EA...
        10 instances on fblubb 100D...
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Error (test_diagram_examples_with_string_names.R:33:3): Test the diagram examples with string names ──
  Error: Package "pkg" needed for this function to work. Please install it.
  Backtrace:
      █
   1. ├─IOHanalyzer::Plot.Stats.Significance_Graph(...) test_diagram_examples_with_string_names.R:33:2
   2. └─IOHanalyzer:::Plot.Stats.Significance_Graph.DataSetList(...)
  
  [ FAIL 1 | WARN 17 | SKIP 0 | PASS 117 ]
  Error: Test failures
  Execution halted