Nothing
local_edition(3)
test_that("setInteraction works", {
params <- NS_params
no_sp <- nrow(params@species_params)
expect_unchanged(setInteraction(params, interaction = params@interaction),
params)
inter <- matrix(1/2, nrow = no_sp, ncol = no_sp)
p2 <- setInteraction(params, inter)
expect_equal(p2@interaction, inter, ignore_attr = TRUE)
expect_error(setInteraction(params, inter[1:(no_sp - 1), ]),
"interaction matrix is not of the right dimensions")
intera <- inter
intera[1, 1] <- "a"
expect_error(setInteraction(params, intera),
"The entries of the interaction matrix should be numeric.")
intera <- inter
intera[1, 1] <- -1
expect_error(setInteraction(params, intera),
"All entries in the interaction matrix must be non-negative.")
dimnames(inter) <- list(sp = params@species_params$species,
sp = params@species_params$species)
expect_message(setInteraction(params, inter),
"Your interaction matrix has dimensions called: `sp, sp`. I expected 'predator, prey'")
dimnames(inter) <- list(predator = rev(params@species_params$species),
prey = params@species_params$species)
expect_message(setInteraction(params, inter),
"Dimnames of interaction matrix do not match")
# If user only specifies column names, these are also used as rownames
rownames(inter) <- as.character(1:no_sp)
p2 <- setInteraction(params, inter)
expect_identical(colnames(params@interaction), rownames(params@interaction))
params@species_params$interaction_resource <- -1
expect_error(setInteraction(params),
"Values in the resource interaction vector must be non-negative.")
})
test_that("getInteraction works", {
params <- NS_params
p <- setInteraction(params, interaction = params@interaction)
expect_unchanged(params, p)
})
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