Check results for 'rscala'

using R version 3.6.1 (2019-07-05)
using platform: x86_64-w64-mingw32 (64-bit)
using session charset: ISO8859-1
checking for file 'rscala/DESCRIPTION' ... OK
checking extension type ... Package
this is package 'rscala' version '3.2.16'
package encoding: UTF-8
checking package namespace information ... OK
checking package dependencies ... OK
checking if this is a source package ... OK
checking if there is a namespace ... OK
checking for hidden files and directories ... OK
checking for portable file names ... OK
checking whether package 'rscala' can be installed ... OK
checking installed package size ... OK
checking package directory ... OK
checking 'build' directory ... OK
checking DESCRIPTION meta-information ... OK
checking top-level files ... OK
checking for left-over files ... OK
checking index information ... OK
checking package subdirectories ... OK
checking R files for non-ASCII characters ... OK
checking R files for syntax errors ... OK
checking whether the package can be loaded ... OK
checking whether the package can be loaded with stated dependencies ... OK
checking whether the package can be unloaded cleanly ... OK
checking whether the namespace can be loaded with stated dependencies ... OK
checking whether the namespace can be unloaded cleanly ... OK
checking loading without being on the library search path ... OK
checking use of S3 registration ... OK
checking dependencies in R code ... OK
checking S3 generic/method consistency ... OK
checking replacement functions ... OK
checking foreign function calls ... OK
checking R code for possible problems ... [6s] OK
checking Rd files ... OK
checking Rd metadata ... OK
checking Rd cross-references ... OK
checking for missing documentation entries ... OK
checking for code/documentation mismatches ... OK
checking Rd \usage sections ... OK
checking Rd contents ... OK
checking for unstated dependencies in examples ... OK
checking R/sysdata.rda ... OK
checking sizes of PDF files under 'inst/doc' ... OK
checking installed files from 'inst/doc' ... OK
checking files in 'vignettes' ... OK
checking examples ... [1s] OK
checking for unstated dependencies in 'tests' ... OK
checking tests ... [42s] ERROR
  Running 'testthat.R' [42s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(rscala)
  >
  > test_check("rscala")
  Starting instance. ********************************
  trying URL 'https://downloads.lightbend.com/scala/2.13.1/scala-2.13.1.tgz'
  Content type 'application/octet-stream' length 19685743 bytes (18.8 MB)
  ==================================================
  downloaded 18.8 MB

  trying URL 'https://downloads.lightbend.com/scala/2.13.1/scala-2.13.1.tgz'
  Content type 'application/octet-stream' length 19685743 bytes (18.8 MB)
  ==================================================
  downloaded 18.8 MB

  -- 1. Error: primitives work in callbacks (@tests-callbacks.R#8) --------------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(x = x) * "R.evalI0(\"%-\",x)", as.integer(x))
   4. rscala:::`*.rscalaBridge`(s(x = x), "R.evalI0(\"%-\",x)")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 2. Error: length 1 vectors work in callbacks (@tests-callbacks.R#26) -------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(...)
   4. rscala:::`*.rscalaBridge`(s(x = I(x)), "R.evalI1(\"I(%-)\",x)")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 3. Error: length 2 vectors work in callbacks (@tests-callbacks.R#36) -------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(x = x) * "R.evalI1(\"%-\",x)", as.integer(x))
   4. rscala:::`*.rscalaBridge`(s(x = x), "R.evalI1(\"%-\",x)")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 4. Error: matrices work in callbacks (@tests-callbacks.R#51) ---------------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(x = x) * "R.evalI2(\"%-\",x)", xi)
   4. rscala:::`*.rscalaBridge`(s(x = x), "R.evalI2(\"%-\",x)")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 5. Failure: misc. stuff works as expected (@tests-callbacks.R#59) ----------
  `s * "R.eval(\"%-\",List(1,2))"` threw an error with unexpected message.
  Expected match: "^Invocation error"
  Actual message: "Error in scalaConfig(FALSE): \n\n<<<<<<<<<<\n<<<<<<<<<<\n<<<<<<<<<<\n\nScala is not found! Please run 'rscala::scalaConfig(download=\"scala\")'\n\n>>>>>>>>>>\n>>>>>>>>>>\n>>>>>>>>>>\n\n"
  Backtrace:
   1. testthat::expect_error(s * "R.eval(\"%-\",List(1,2))", "^Invocation error")
   6. rscala:::`*.rscalaBridge`(s, "R.eval(\"%-\",List(1,2))")
   7. rscala:::scalaInvoke(...)
   8. rscala:::scalaConnect(details)

  -- 6. Error: we evaluate in the calling R environment. (@tests-callbacks.R#69)


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. rscala:::`*.rscalaBridge`(s(x = x), "R.eval(\"a <- %-\",x)")
   2. rscala:::scalaInvoke(...)
   3. rscala:::scalaConnect(details)

  -- 7. Error: references work (@tests-dollar.R#8) ------------------------------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. s$.new_scala.util.Random()
   2. rscala:::scalaInvoke(details, snippet, list(...), parent.frame(1))
   3. rscala:::scalaConnect(details)

  -- 8. Error: (unknown) (@tests-lexical-scoping.R#15) --------------------------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. rscala:::`^.rscalaBridge`(...)
   2. rscala:::scalaConnect(details)

  -- 9. Error: regular matrices transfer to Scala as expected by rows (@tests-matr


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(...)
   4. rscala:::`*.rscalaBridge`(s(m = md2by3), "m(0)")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 10. Error: regular matrices transfer to Scala as expected in full (@tests-mat


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(m = md2by3) * "m", md2by3)
   4. rscala:::`*.rscalaBridge`(s(m = md2by3), "m")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 11. Error: column vector transfer to Scala as expected by rows (@tests-matric


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(...)
   4. rscala:::`*.rscalaBridge`(s(m = md2by1), "m(0)")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 12. Error: column vector transfer to Scala as expected in full (@tests-matric


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(m = md2by1) * "m", md2by1)
   4. rscala:::`*.rscalaBridge`(s(m = md2by1), "m")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 13. Error: row vector transfer to Scala as expected by rows (@tests-matrices.


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(...)
   4. rscala:::`*.rscalaBridge`(s(m = md1by2), "m(0)")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 14. Error: row vector transfer to Scala as expected in full (@tests-matrices.


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(m = md1by2) * "m", md1by2)
   4. rscala:::`*.rscalaBridge`(s(m = md1by2), "m")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 15. Error: matrix with no columns and multipe rows transfer to Scala as expec


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(m = md2by0) * "m", md2by0)
   4. rscala:::`*.rscalaBridge`(s(m = md2by0), "m")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 16. Error: matrix with no columns and one row transfer to Scala as expected i


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(m = md1by0) * "m", md1by0)
   4. rscala:::`*.rscalaBridge`(s(m = md1by0), "m")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 17. Failure: matrix with no rows transfer to Scala as expected in full (@test
  `s(m = md0by2) * "m"` threw an error with unexpected message.
  Expected match: "^Number of rows must be at least 1"
  Actual message: "Error in scalaConfig(FALSE): \n\n<<<<<<<<<<\n<<<<<<<<<<\n<<<<<<<<<<\n\nScala is not found! Please run 'rscala::scalaConfig(download=\"scala\")'\n\n>>>>>>>>>>\n>>>>>>>>>>\n>>>>>>>>>>\n\n"
  Backtrace:
   1. testthat::expect_error(s(m = md0by2) * "m", "^Number of rows must be at least 1")
   6. rscala:::`*.rscalaBridge`(s(m = md0by2), "m")
   7. rscala:::scalaInvoke(...)
   8. rscala:::scalaConnect(details)

  -- 18. Failure: matrix with no rows transfer to Scala as expected in full (@test
  `s(m = mi0by2) * "m"` threw an error with unexpected message.
  Expected match: "^Number of rows must be at least 1"
  Actual message: "Error in scalaConfig(FALSE): \n\n<<<<<<<<<<\n<<<<<<<<<<\n<<<<<<<<<<\n\nScala is not found! Please run 'rscala::scalaConfig(download=\"scala\")'\n\n>>>>>>>>>>\n>>>>>>>>>>\n>>>>>>>>>>\n\n"
  Backtrace:
   1. testthat::expect_error(s(m = mi0by2) * "m", "^Number of rows must be at least 1")
   6. rscala:::`*.rscalaBridge`(s(m = mi0by2), "m")
   7. rscala:::scalaInvoke(...)
   8. rscala:::scalaConnect(details)

  -- 19. Failure: matrix with no rows transfer to Scala as expected in full (@test
  `s(m = ml0by2) * "m"` threw an error with unexpected message.
  Expected match: "^Number of rows must be at least 1"
  Actual message: "Error in scalaConfig(FALSE): \n\n<<<<<<<<<<\n<<<<<<<<<<\n<<<<<<<<<<\n\nScala is not found! Please run 'rscala::scalaConfig(download=\"scala\")'\n\n>>>>>>>>>>\n>>>>>>>>>>\n>>>>>>>>>>\n\n"
  Backtrace:
   1. testthat::expect_error(s(m = ml0by2) * "m", "^Number of rows must be at least 1")
   6. rscala:::`*.rscalaBridge`(s(m = ml0by2), "m")
   7. rscala:::scalaInvoke(...)
   8. rscala:::scalaConnect(details)

  -- 20. Failure: matrix with no rows transfer to Scala as expected in full (@test
  `s(m = mr0by2) * "m"` threw an error with unexpected message.
  Expected match: "^Number of rows must be at least 1"
  Actual message: "Error in scalaConfig(FALSE): \n\n<<<<<<<<<<\n<<<<<<<<<<\n<<<<<<<<<<\n\nScala is not found! Please run 'rscala::scalaConfig(download=\"scala\")'\n\n>>>>>>>>>>\n>>>>>>>>>>\n>>>>>>>>>>\n\n"
  Backtrace:
   1. testthat::expect_error(s(m = mr0by2) * "m", "^Number of rows must be at least 1")
   6. rscala:::`*.rscalaBridge`(s(m = mr0by2), "m")
   7. rscala:::scalaInvoke(...)
   8. rscala:::scalaConnect(details)

  -- 21. Failure: matrix with no rows transfer to Scala as expected in full (@test
  `s(m = mc0by2) * "m"` threw an error with unexpected message.
  Expected match: "^Number of rows must be at least 1"
  Actual message: "Error in scalaConfig(FALSE): \n\n<<<<<<<<<<\n<<<<<<<<<<\n<<<<<<<<<<\n\nScala is not found! Please run 'rscala::scalaConfig(download=\"scala\")'\n\n>>>>>>>>>>\n>>>>>>>>>>\n>>>>>>>>>>\n\n"
  Backtrace:
   1. testthat::expect_error(s(m = mc0by2) * "m", "^Number of rows must be at least 1")
   6. rscala:::`*.rscalaBridge`(s(m = mc0by2), "m")
   7. rscala:::scalaInvoke(...)
   8. rscala:::scalaConnect(details)

  -- 22. Error: Basic serialization works (@tests-object-serialization.R#12) ----


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. rscala:::myExpect(...)
   2. rscala::scalaPush(obj, method, s, ...)
   3. pushers[[method]](x, bridge, ...)
   4. bridge$.R.evalObject("x")
   5. rscala:::scalaInvoke(details, snippet, list(...), parent.frame(1))
   6. rscala:::scalaConnect(details)

  -- 23. Error: serialization captures output (@tests-output-serialization.R#6) -


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
    1. testthat::expect_silent(s2 * "print(\"Hi\")")
    9. rscala:::`*.rscalaBridge`(s2, "print(\"Hi\")")
   10. rscala:::scalaInvoke(...)
   11. rscala:::scalaConnect(details)

  Hello 0 from R.
  -- 24. Error: recursive callbacks work (@tests-recursion.R#46) ----------------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(f(0, TRUE), 10L)
   4. rscala:::f(0, TRUE)
   6. rscala:::`*.rscalaBridge`(...)
   7. rscala:::scalaInvoke(...)
   8. rscala:::scalaConnect(details)

  -- 25. Error: Basic transcompilation works (@tests-transcompile.R#16) ---------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. rscala:::myExpect(...)
   2. rscala:::`^.rscalaBridge`(s, f)
   3. rscala:::scalaConnect(details)

  -- 26. Error: Apply and update work (@tests-transcompile.R#76) ----------------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. rscala:::myExpect(function() c(11, 12, 13)[c(1, 1, 2, 2, 2, 3)])
   2. rscala:::`^.rscalaBridge`(s, f)
   3. rscala:::scalaConnect(details)

  -- 27. Error: More basic transcompilation works (@tests-transcompile.R#102) ---


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. rscala:::myExpect(f, list(F, F))
   2. rscala:::`^.rscalaBridge`(s, f)
   3. rscala:::scalaConnect(details)

  -- 28. Error: Misc. items work as expected (@tests-transcompile.R#124) --------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(...)
   4. rscala:::`^.rscalaBridge`(...)
   5. rscala:::scalaConnect(details)

  -- 29. Error: Scala snippets can be embedded (@tests-transcompile.R#137) ------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(...)
   4. rscala:::`^.rscalaBridge`(...)
   5. rscala:::scalaConnect(details)

  -- 30. Error: Recursion works (@tests-transcompile.R#146) ---------------------


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical((s^self)(3L), self(3L))
   4. rscala:::`^.rscalaBridge`(s, self)
   5. rscala:::scalaConnect(details)

  -- 31. Error: The following work: return, break, next, &&, ||, %%, %/%, T, F, !=


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
    1. testthat::expect_output(...)
   10. rscala:::`^.rscalaBridge`(s, f)
   11. rscala:::scalaConnect(details)

  -- 32. Error: length 1 as primitives, bridge without a parameter list (@tests-ve


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s * "0", 0L)
   4. rscala:::`*.rscalaBridge`(s, "0")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 33. Error: length 1 as primitives, bridge with a parameter list (@tests-vecto


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(x = 0L) * "x", 0L)
   4. rscala:::`*.rscalaBridge`(s(x = 0L), "x")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 34. Error: length 1 as vector, bridge with a parameter list (@tests-vectors.R


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(x = I(0L)) * "x(0)", 0L)
   4. rscala:::`*.rscalaBridge`(s(x = I(0L)), "x(0)")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 35. Error: length 0 as primitives, bridge with a parameter list (@tests-vecto


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(s(x = integer()) * "x", integer())
   4. rscala:::`*.rscalaBridge`(s(x = integer()), "x")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  -- 36. Error: length 3 as primitives, bridge with a parameter list (@tests-vecto


  <<<<<<<<<<
  <<<<<<<<<<
  <<<<<<<<<<

  Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

  >>>>>>>>>>
  >>>>>>>>>>
  >>>>>>>>>>

  Backtrace:
   1. testthat::expect_identical(...)
   4. rscala:::`*.rscalaBridge`(s(x = c(0L, 1L, 2L)), "x")
   5. rscala:::scalaInvoke(...)
   6. rscala:::scalaConnect(details)

  == testthat results ===========================================================
  [ OK: 2 | SKIPPED: 0 | WARNINGS: 0 | FAILED: 36 ]
  1. Error: primitives work in callbacks (@tests-callbacks.R#8)
  2. Error: length 1 vectors work in callbacks (@tests-callbacks.R#26)
  3. Error: length 2 vectors work in callbacks (@tests-callbacks.R#36)
  4. Error: matrices work in callbacks (@tests-callbacks.R#51)
  5. Failure: misc. stuff works as expected (@tests-callbacks.R#59)
  6. Error: we evaluate in the calling R environment. (@tests-callbacks.R#69)
  7. Error: references work (@tests-dollar.R#8)
  8. Error: (unknown) (@tests-lexical-scoping.R#15)
  9. Error: regular matrices transfer to Scala as expected by rows (@tests-matrices.R#12)
  1. ...

  Error: testthat unit tests failed
  Stopping instance. **************************
  Execution halted
checking for unstated dependencies in vignettes ... OK
checking package vignettes in 'inst/doc' ... OK
checking re-building of vignette outputs ... [19s] WARNING
Error(s) in re-building vignettes:
--- re-building 'rscala.Rnw' using Sweave
trying URL 'https://downloads.lightbend.com/scala/2.13.1/scala-2.13.1.tgz'
Content type 'application/octet-stream' length 19685743 bytes (18.8 MB)
==================================================
downloaded 18.8 MB

Error: processing vignette 'rscala.Rnw' failed with diagnostics:
chunk 7 (label = Instantiate a bridge for this document)
Error in scalaConnect(details) : Error in scalaConfig(FALSE):

<<<<<<<<<<
<<<<<<<<<<
<<<<<<<<<<

Scala is not found! Please run 'rscala::scalaConfig(download="scala")'

>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>

--- failed re-building 'rscala.Rnw'

SUMMARY: processing the following file failed:
'rscala.Rnw'

Error: Vignette re-building failed.
Execution halted
checking PDF version of manual ... OK
DONE

Status: 1 ERROR, 1 WARNING