tests/mpimat.r

In wrathematics/fmlr: Fused Matrix Library for R

suppressMessages(library(fmlr))

if (fml_mpi()){
  m = 2
  n = 3
  g = grid()
  x = mpimat(g, m, n)
  
  source("internals/common.r")
  
  cmp(x$dim(), c(m, n))
  
  
  
  # ------------------------------------------------------------------------------
  # fill
  # ------------------------------------------------------------------------------
  
  x$fill_val(1)
  test = x$to_robj()
  truth = matrix(1, m, n)
  cmp(test, truth)
  
  x$fill_eye()
  test = x$to_robj()
  truth = diag(1, m, n)
  cmp(test, truth)
  
  x$fill_zero()
  test = x$to_robj()
  truth = matrix(0, m, n)
  cmp(test, truth)
  
  x$fill_val(3)
  test = x$to_robj()
  truth = matrix(3, m, n)
  cmp(test, truth)
  
  x$fill_linspace(1, m*n)
  test = x$to_robj()
  truth = matrix(1:(m*n), m, n)
  cmp(test, truth)
  
  
  
  # ------------------------------------------------------------------------------
  # misc
  # ------------------------------------------------------------------------------
  
  # TODO
  # x$fill_linspace(1, m*n)
  # x$rev_rows()
  # test = x$to_robj()
  # truth = matrix(1:(m*n), m, n)[m:1, ]
  # cmp(test, truth)
  # 
  # x$rev_cols()
  # test = x$to_robj()
  # truth = matrix(1:(m*n), m, n)[m:1, n:1]
  # cmp(test, truth)
  
  x$fill_linspace(1, 6)
  x$scale(1000)
  test = x$to_robj()
  truth = matrix(1:(m*n) * 1000, m, n)
  cmp(test, truth)
} # end if (fml_mpi())