skip_on_cran()

data(iris)
iris$`a m` <<- iris$Species
iris$`Sepal Width` <<- iris$Sepal.Width
m1 <- lm(`Sepal Width` ~ Petal.Length + `a m` * log(Sepal.Length), data = iris)
m2 <- lm(Sepal.Width ~ Petal.Length + Species * log(Sepal.Length), data = iris)

test_that("standard_error, backticks", {
  expect_identical(
    standard_error(m1)$Parameter,
    c(
      "(Intercept)", "Petal.Length", "a mversicolor", "a mvirginica",
      "log(Sepal.Length)", "a mversicolor:log(Sepal.Length)", "a mvirginica:log(Sepal.Length)"
    )
  )
  expect_identical(
    standard_error(m2)$Parameter,
    c(
      "(Intercept)", "Petal.Length", "Speciesversicolor", "Speciesvirginica",
      "log(Sepal.Length)", "Speciesversicolor:log(Sepal.Length)", "Speciesvirginica:log(Sepal.Length)"
    )
  )
})


test_that("ci, backticks", {
  expect_identical(
    ci(m1)$Parameter,
    c(
      "(Intercept)", "Petal.Length", "a mversicolor", "a mvirginica",
      "log(Sepal.Length)", "a mversicolor:log(Sepal.Length)", "a mvirginica:log(Sepal.Length)"
    )
  )
  expect_identical(
    ci(m2)$Parameter,
    c(
      "(Intercept)", "Petal.Length", "Speciesversicolor", "Speciesvirginica",
      "log(Sepal.Length)", "Speciesversicolor:log(Sepal.Length)", "Speciesvirginica:log(Sepal.Length)"
    )
  )
  expect_identical(
    ci(m1, method = "wald")$Parameter,
    c(
      "(Intercept)", "Petal.Length", "a mversicolor", "a mvirginica",
      "log(Sepal.Length)", "a mversicolor:log(Sepal.Length)", "a mvirginica:log(Sepal.Length)"
    )
  )
  expect_identical(
    ci(m2, method = "wald")$Parameter,
    c(
      "(Intercept)", "Petal.Length", "Speciesversicolor", "Speciesvirginica",
      "log(Sepal.Length)", "Speciesversicolor:log(Sepal.Length)", "Speciesvirginica:log(Sepal.Length)"
    )
  )
})


test_that("p, backticks", {
  expect_identical(
    p_value(m1)$Parameter,
    c(
      "(Intercept)", "Petal.Length", "a mversicolor", "a mvirginica",
      "log(Sepal.Length)", "a mversicolor:log(Sepal.Length)", "a mvirginica:log(Sepal.Length)"
    )
  )
  expect_identical(
    p_value(m2)$Parameter,
    c(
      "(Intercept)", "Petal.Length", "Speciesversicolor", "Speciesvirginica",
      "log(Sepal.Length)", "Speciesversicolor:log(Sepal.Length)", "Speciesvirginica:log(Sepal.Length)"
    )
  )
})


test_that("model_parameters, backticks", {
  expect_identical(
    model_parameters(m1)$Parameter,
    c(
      "(Intercept)", "Petal.Length", "a mversicolor", "a mvirginica",
      "log(Sepal.Length)", "a mversicolor:log(Sepal.Length)", "a mvirginica:log(Sepal.Length)"
    )
  )
  expect_identical(
    model_parameters(m2)$Parameter,
    c(
      "(Intercept)", "Petal.Length", "Speciesversicolor", "Speciesvirginica",
      "log(Sepal.Length)", "Speciesversicolor:log(Sepal.Length)", "Speciesvirginica:log(Sepal.Length)"
    )
  )
})


test_that("model_parameters-2, backticks", {
  expect_identical(
    model_parameters(select_parameters(m1))$Parameter,
    c(
      "(Intercept)", "a mversicolor", "a mvirginica", "log(Sepal.Length)",
      "a mversicolor:log(Sepal.Length)", "a mvirginica:log(Sepal.Length)"
    )
  )
  expect_identical(
    model_parameters(select_parameters(m2))$Parameter,
    c(
      "(Intercept)", "Speciesversicolor", "Speciesvirginica", "log(Sepal.Length)",
      "Speciesversicolor:log(Sepal.Length)", "Speciesvirginica:log(Sepal.Length)"
    )
  )
})