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## rmatio, a R interface to the C library matio, MAT File I/O Library.
## Copyright (C) 2013-2023 Stefan Widgren
##
## This program is free software: you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation, either version 3 of the License, or
## (at your option) any later version.
##
## rmatio is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program. If not, see <http://www.gnu.org/licenses/>.
library(rmatio)
## For debugging
sessionInfo()
##
## Check write and read of vector in MAT5 format:
## 1) without compression
## 2) with compression
##
##
## vector: case-1
##
a1_exp <- 1:5
filename <- tempfile(fileext = ".mat")
write.mat(list(a = a1_exp),
filename = filename,
compression = FALSE,
version = "MAT5")
a1_obs <- read.mat(filename)[["a"]]
unlink(filename)
storage.mode(a1_obs) <- "integer"
str(a1_obs)
stopifnot(identical(a1_obs, a1_exp))
# Run the same test with compression
filename <- tempfile(fileext = ".mat")
write.mat(list(a = a1_exp),
filename = filename,
compression = TRUE,
version = "MAT5")
a1_zlib_obs <- read.mat(filename)[["a"]]
unlink(filename)
storage.mode(a1_zlib_obs) <- "integer"
str(a1_zlib_obs)
stopifnot(identical(a1_zlib_obs, a1_exp))
##
## vector: case-2
##
a2_exp <- c(1, 2, 3, 4, 5)
filename <- tempfile(fileext = ".mat")
write.mat(list(a = a2_exp),
filename = filename,
compression = FALSE,
version = "MAT5")
a2_obs <- read.mat(filename)[["a"]]
unlink(filename)
str(a2_obs)
stopifnot(identical(a2_obs, a2_exp))
# Run the same test with compression
filename <- tempfile(fileext = ".mat")
write.mat(list(a = a2_exp),
filename = filename,
compression = TRUE,
version = "MAT5")
a2_zlib_obs <- read.mat(filename)[["a"]]
unlink(filename)
str(a2_zlib_obs)
stopifnot(identical(a2_zlib_obs, a2_exp))
##
## vector: case-3
##
a3_exp <- 1
filename <- tempfile(fileext = ".mat")
write.mat(list(a = a3_exp),
filename = filename,
compression = FALSE,
version = "MAT5")
a3_obs <- read.mat(filename)[["a"]]
unlink(filename)
str(a3_obs)
stopifnot(identical(a3_obs, a3_exp))
# Run the same test with compression
filename <- tempfile(fileext = ".mat")
write.mat(list(a = a3_exp),
filename = filename,
compression = TRUE,
version = "MAT5")
a3_zlib_obs <- read.mat(filename)[["a"]]
unlink(filename)
str(a3_zlib_obs)
stopifnot(identical(a3_zlib_obs, a3_exp))
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