Nothing
## Some tests of the print methods
options(warn=999)
test_that("Functions print.ktensor() and print.kform() behave", {
checker <- function(a){
expect_output(print(a))
expect_output(print(a*0))
}
n <- 2
## check printing of ktensors:
options("ktensor_symbolic_print" = FALSE)
for(i in seq_len(n)){checker(rtensor())}
options("ktensor_symbolic_print" = TRUE)
for(i in seq_len(n)){checker(rtensor())}
options("ktensor_symbolic_print" = FALSE) # revert to default
## check printing of ktensors:
options("kform_symbolic_print" = NULL)
for(i in seq_len(n)){checker(rform())}
options("kform_symbolic_print" = "dx")
for(i in seq_len(n)){checker(rform())}
options("kform_symbolic_print" = "txyz")
for(i in seq_len(n)){checker(rform())}
options("kform_symbolic_print" = "x") # generic non-null value
for(i in seq_len(n)){checker(rform())}
options("kform_symbolic_print" = FALSE) # revert to default
})
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