Running 'VI.ggplot.test.R' [6s]
Running the tests in 'tests/VI.ggplot.test.R' failed.
Complete output:
  > library(BrailleR)
  The BrailleR.View,  option is set to FALSE.
  
  Attaching package: 'BrailleR'
  
  The following objects are masked from 'package:graphics':
  
      boxplot, hist
  
  The following object is masked from 'package:utils':
  
      history
  
  The following objects are masked from 'package:base':
  
      grep, gsub
  
  > library(ggplot2)
  
  Attaching package: 'ggplot2'
  
  The following objects are masked from 'package:BrailleR':
  
      xlab, ylab
  
  > 
  > # Add some factor variables to mtcars
  > m= within(mtcars,{am = as.factor(ifelse(am,"auto","manual")); cyl = as.factor(cyl)})
  > 
  > # qplot - exercise the various qplot parameters and geoms
  > # points, smoothing, log-transform, xlim
  > VI(qplot(data=m, disp,mpg, facets=.~am, margins=TRUE, 
  +           geom=c("point","smooth"), main="Cars, cars, cars", xlab="displacement", 
  +           ylab="Miles per gallon", log="y", xlim=c(90,450)))
  Error in namespaceExport(ns, exports) : 
    undefined exports: %s!=%, %s!==%, %s+%, %s<%, %s<=%, %s==%, %s===%, %s>%, %s>=%, %stri!=%, %stri!==%, %stri+%, %stri<%, %stri<=%, %stri==%, %stri===%, %stri>%, %stri>=%, stri_datetime_add<-, stri_sub<-, stri_subset<-, stri_subset_charclass<-, stri_subset_coll<-, stri_subset_fixed<-, stri_subset_regex<-, stri_c, stri_c_list, stri_cmp, stri_cmp_eq, stri_cmp_equiv, stri_cmp_ge, stri_cmp_gt, stri_cmp_le, stri_cmp_lt, stri_cmp_neq, stri_cmp_nequiv, stri_compare, stri_conv, stri_count, stri_count_boundaries, stri_count_charclass, stri_count_coll, stri_count_fixed, stri_count_regex, stri_count_words, stri_datetime_add, stri_datetime_create, stri_datetime_fields, stri_datetime_format, stri_datetime_fstr, stri_datetime_now, stri_datetime_parse, stri_datetime_symbols, stri_detect, stri_detect_charclass, stri_detect_coll, stri_detect_fixed, stri_detect_regex, stri_dup, stri_duplicated, stri_duplicated_any, stri_enc_detect, stri_enc_detect2, stri_enc_fromutf32, stri_enc_get, stri_enc_inf
  Calls: VI ... tryCatch -> tryCatchList -> tryCatchOne -> <Anonymous>
  Execution halted