R Under development (unstable) (2025-06-04 r88278 ucrt) -- "Unsuffered Consequences"
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> ## This runs testme test script inst/testme/test-rng.R
> ## Don't edit - it was autogenerated by inst/testme/deploy.R
> future.callr:::testme("rng")
Test 'rng' ...
Sourcing 9 prologue scripts ...
01/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_prologue/001.load.R'
02/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_prologue/002.record-state.R'
03/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_prologue/030.imports.R'
04/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_prologue/050.utils.R'
05/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_prologue/090.context.R'
06/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_prologue/090.options.R'
07/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_prologue/091.envvars.R'
08/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_prologue/099.future-setup.R'
09/09 prologue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_prologue/995.detrius-connections.R'
Sourcing 9 prologue scripts ... done
Running test script: 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/test-rng.R'

> library(future.callr)
Loading required package: future

> options(future.debug = FALSE)

> message("*** RNG ...")
*** RNG ...

> plan(callr, workers = 2)

> message("- run() does not update RNG state")
- run() does not update RNG state

> f1 <- future(1, lazy = TRUE)

> f2 <- future(2, lazy = TRUE)

> rng0 <- globalenv()$.Random.seed

> f1 <- run(f1)

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> f2 <- run(f2)

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> v1 <- value(f1)

> stopifnot(identical(v1, 1))

> v2 <- value(f2)

> stopifnot(identical(v2, 2))

> message("- future() does not update RNG state")
- future() does not update RNG state

> rng0 <- globalenv()$.Random.seed

> f1 <- future(1)

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> f2 <- future(2)

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> v1 <- value(f1)

> stopifnot(identical(v1, 1))

> v2 <- value(f2)

> stopifnot(identical(v2, 2))

> message("- resolved() does not update RNG state")
- resolved() does not update RNG state

> f1 <- future(1)

> f2 <- future(2)

> d1 <- resolved(f1)

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> d2 <- resolved(f2)

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> v1 <- value(f1)

> stopifnot(identical(v1, 1))

> v2 <- value(f2)

> stopifnot(identical(v2, 2))

> message("- result() does not update RNG state")
- result() does not update RNG state

> f1 <- future(1)

> f2 <- future(2)

> r1 <- result(f1)

> stopifnot(identical(r1$value, 1))

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> r2 <- result(f2)

> stopifnot(identical(r2$value, 2))

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> v1 <- value(f1)

> stopifnot(identical(v1, 1))

> v2 <- value(f2)

> stopifnot(identical(v2, 2))

> message("- value() does not update RNG state")
- value() does not update RNG state

> f1 <- future(1)

> f2 <- future(2)

> v1 <- value(f1)

> stopifnot(identical(v1, 1))

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> v2 <- value(f2)

> stopifnot(identical(v2, 2))

> stopifnot(identical(globalenv()$.Random.seed, rng0))

> message("*** RNG ... DONE")
*** RNG ... DONE
Sourcing 6 epilogue scripts ...
01/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_epilogue/001.undo-future.R'
02/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_epilogue/002.undo-state.R'
Failed to undo environment variables:
 - Expected environment variables: [n=213] '!ExitCode', 'ALLUSERSPROFILE', 'APPDATA', ..., 'tempdirname'
 - Environment variables still there: [n=0] 
 - Environment variables missing: [n=1] 'MAKEFLAGS'
Differences environment variable by environment variable:
03/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_epilogue/090.gc.R'
04/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_epilogue/099.session_info.R'
05/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_epilogue/995.detritus-connections.R'
06/06 epilogue script 'D:/RCompile/CRANincoming/R-devel/lib/future.callr/testme/_epilogue/999.detritus-files.R'
Skipping, because path appears not to be an 'R CMD check' folder: 'D:/temp/2025_06_05_19_20_16_14476'
Sourcing 6 epilogue scripts ... done
Test time: user.self=0.7s, sys.self=0.06s, elapsed=3s, user.child=NAs, sys.child=NAs
Test 'tempdirname' ... success
> 
> proc.time()
   user  system elapsed 
   0.92    0.20    3.00