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# HEADER ####################################################
# This is file spam/tests/testthat/test-dim.R. #
# It is part of the R package spam, #
# --> https://CRAN.R-project.org/package=spam #
# --> https://CRAN.R-project.org/package=spam64 #
# --> https://git.math.uzh.ch/reinhard.furrer/spam #
# by Reinhard Furrer [aut, cre], Florian Gerber [aut], #
# Roman Flury [aut], Daniel Gerber [ctb], #
# Kaspar Moesinger [ctb] #
# HEADER END ################################################
rm(list = ls())
source("helper.R")
## library("testthat")
## library("spam64", lib.loc = LIB.LOC)
## library("spam", lib.loc = "../../../lib/")
context("test-dim.R")
# simple tests:
########################################################################
# construct matrices:
n <- 10
m <- 15
set.seed(14)
tt <- matrix(rnorm(m*n),n,m)
tt[tt<0] <- 0
ss <- as.spam(tt)
test_that("dim", {
spamtest_eq(ss,tt)
dim(ss) <- c(m,n)
dim(tt) <- c(m,n)
spamtest_eq(ss,tt)
dim(ss) <- c(m*n,1)
dim(tt) <- c(m*n,1)
spamtest_eq(ss,tt)
dim(ss) <- c(1, m*n)
dim(tt) <- c(1, m*n)
spamtest_eq(ss,tt)
expect_error( dim(ss) <- c(-1, -m*n),
"Indices need to be positive")
expect_error( dim(ss) <- c(1, m, n),
"dims should be of length 1 or 2")
})
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