if (require("testthat") &&
require("insight") &&
require("ordinal")) {
context("insight, model_info")
data(wine, package = "ordinal")
m1 <- clm(rating ~ temp * contact, data = wine)
test_that("model_info", {
expect_true(model_info(m1)$is_ordinal)
expect_false(model_info(m1)$is_multinomial)
})
test_that("find_predictors", {
expect_identical(find_predictors(m1), list(conditional = c("temp", "contact")))
expect_identical(find_predictors(m1, flatten = TRUE), c("temp", "contact"))
expect_null(find_predictors(m1, effects = "random"))
})
test_that("find_random", {
expect_null(find_random(m1))
})
test_that("get_random", {
expect_warning(get_random(m1))
})
test_that("find_response", {
expect_identical(find_response(m1), "rating")
})
test_that("get_response", {
expect_equal(get_response(m1), wine$rating)
})
test_that("get_predictors", {
expect_equal(colnames(get_predictors(m1)), c("temp", "contact"))
})
test_that("link_inverse", {
expect_equal(link_inverse(m1)(.2), plogis(.2), tolerance = 1e-5)
})
test_that("get_data", {
expect_equal(nrow(get_data(m1)), 72)
expect_equal(colnames(get_data(m1)), c("rating", "temp", "contact"))
})
test_that("find_formula", {
expect_length(find_formula(m1), 1)
expect_equal(
find_formula(m1),
list(conditional = as.formula("rating ~ temp * contact"))
)
})
test_that("find_terms", {
expect_equal(find_terms(m1), list(
response = "rating",
conditional = c("temp", "contact")
))
expect_equal(
find_terms(m1, flatten = TRUE),
c("rating", "temp", "contact")
)
})
test_that("n_obs", {
expect_equal(n_obs(m1), 72)
})
test_that("linkfun", {
expect_false(is.null(link_function(m1)))
})
test_that("find_parameters", {
expect_equal(
find_parameters(m1),
list(
conditional = c(
"1|2",
"2|3",
"3|4",
"4|5",
"tempwarm",
"contactyes",
"tempwarm:contactyes"
)
)
)
expect_equal(nrow(get_parameters(m1)), 7)
expect_equal(
get_parameters(m1)$Parameter,
c(
"1|2",
"2|3",
"3|4",
"4|5",
"tempwarm",
"contactyes",
"tempwarm:contactyes"
)
)
})
test_that("is_multivariate", {
expect_false(is_multivariate(m1))
})
test_that("find_statistic", {
expect_identical(find_statistic(m1), "z-statistic")
})
}
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.