Running 'testthat.R' [72s/80s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(easyalluvial)
  > 
  > test_check("easyalluvial")
  -- 1. Error: alluvial_long (@test_alluvial_long.R#13)  -------------------------
  there is no package called 'vdiffr'
  Backtrace:
   1. vdiffr::expect_doppelganger
   2. base::getExportedValue(pkg, name)
   3. base::asNamespace(ns)
   4. base::getNamespace(ns)
   5. base::loadNamespace(name)
   6. base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
   7. base:::withOneRestart(expr, restarts[[1L]])
   8. base:::doWithOneRestart(return(expr), restart)
  
  -- 2. Error: pdp_methods (@test_alluvial_model_response.R#46)  -----------------
  there is no package called 'vdiffr'
  Backtrace:
   1. vdiffr::expect_doppelganger
   2. base::getExportedValue(pkg, name)
   3. base::asNamespace(ns)
   4. base::getNamespace(ns)
   5. base::loadNamespace(name)
   6. base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
   7. base:::withOneRestart(expr, restarts[[1L]])
   8. base:::doWithOneRestart(return(expr), restart)
  
  -- 3. Error: alluvial_model_response (@test_alluvial_model_response.R#67)  -----
  there is no package called 'vdiffr'
  Backtrace:
   1. vdiffr::expect_doppelganger
   2. base::getExportedValue(pkg, name)
   3. base::asNamespace(ns)
   4. base::getNamespace(ns)
   5. base::loadNamespace(name)
   6. base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
   7. base:::withOneRestart(expr, restarts[[1L]])
   8. base:::doWithOneRestart(return(expr), restart)
  
  -- 4. Error: alluvial_wide (@test_alluvial_wide.R#15)  -------------------------
  there is no package called 'vdiffr'
  Backtrace:
   1. vdiffr::expect_doppelganger
   2. base::getExportedValue(pkg, name)
   3. base::asNamespace(ns)
   4. base::getNamespace(ns)
   5. base::loadNamespace(name)
   6. base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
   7. base:::withOneRestart(expr, restarts[[1L]])
   8. base:::doWithOneRestart(return(expr), restart)
  
  -- 5. Error: plot condensation (@test_plot_condensation.R#17)  -----------------
  there is no package called 'vdiffr'
  Backtrace:
   1. vdiffr::expect_doppelganger
   2. base::getExportedValue(pkg, name)
   3. base::asNamespace(ns)
   4. base::getNamespace(ns)
   5. base::loadNamespace(name)
   6. base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
   7. base:::withOneRestart(expr, restarts[[1L]])
   8. base:::doWithOneRestart(return(expr), restart)
  
  -- 6. Error: plot_imp (@test_plot_imp.R#18)  -----------------------------------
  there is no package called 'vdiffr'
  Backtrace:
   1. vdiffr::expect_doppelganger
   2. base::getExportedValue(pkg, name)
   3. base::asNamespace(ns)
   4. base::getNamespace(ns)
   5. base::loadNamespace(name)
   6. base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
   7. base:::withOneRestart(expr, restarts[[1L]])
   8. base:::doWithOneRestart(return(expr), restart)
  
  -- 7. Error: plot_hist_as_margins (@test_plot_marginal_histograms.R#16)  -------
  there is no package called 'vdiffr'
  Backtrace:
   1. vdiffr::expect_doppelganger
   2. base::getExportedValue(pkg, name)
   3. base::asNamespace(ns)
   4. base::getNamespace(ns)
   5. base::loadNamespace(name)
   6. base::withRestarts(stop(cond), retry_loadNamespace = function() NULL)
   7. base:::withOneRestart(expr, restarts[[1L]])
   8. base:::doWithOneRestart(return(expr), restart)
  
  == testthat results  ===========================================================
  [ OK: 43 | SKIPPED: 1 | WARNINGS: 0 | FAILED: 7 ]
  1. Error: alluvial_long (@test_alluvial_long.R#13) 
  2. Error: pdp_methods (@test_alluvial_model_response.R#46) 
  3. Error: alluvial_model_response (@test_alluvial_model_response.R#67) 
  4. Error: alluvial_wide (@test_alluvial_wide.R#15) 
  5. Error: plot condensation (@test_plot_condensation.R#17) 
  6. Error: plot_imp (@test_plot_imp.R#18) 
  7. Error: plot_hist_as_margins (@test_plot_marginal_histograms.R#16) 
  
  Error: testthat unit tests failed
  Execution halted