R Under development (unstable) (2024-01-12 r85803 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(matrixset)
> 
> test_check("matrixset")
'as(<dgCMatrix>, "dgeMatrix")' is deprecated.
Use 'as(., "unpackedMatrix")' instead.
See help("Deprecated") and help("Matrix-deprecated").
[ FAIL 0 | WARN 0 | SKIP 0 | PASS 1351 ]
> 
> proc.time()
   user  system elapsed 
  32.20    0.73   32.98