Nothing
test_that("detrended_img works", {
three_d <- array(runif(8), dim = rep(2, 3))
expect_error(
detrended_img(array(runif(8), dim = rep(2, 3)), "box", 5, TRUE,
purpose = "ff"
),
"Elements of a detrended_img must all be integers."
)
three_d[] %<>% ceiling()
four_d <- three_d
dim(four_d) <- c(dim(three_d)[1:2], 1, dim(three_d)[3])
expect_equal(
detrended_img(three_d, "exp", 9, FALSE, purpose = "ff"),
detrended_img(four_d, "exp", 9, FALSE, purpose = "ff")
)
expect_equal(
detrended_img(three_d, "rh", 9, FALSE),
detrended_img(four_d, "robin", 9, FALSE)
)
expect_error(
detrended_img(three_d, "rh", 8:9, TRUE),
paste0(
"The length of the `parameter` argument must be ",
"equal to 1 or.+equal to the number of channels in `img`.+",
"Your `img` has 1 channel and your ",
"`parameter` argument.+is of length 2."
)
)
})
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