test_that("check_data factor", {
rlang::scoped_options(lifecycle_verbosity = "quiet")
expect_identical(check_data(datasets::mtcars), mtcars)
x <- data.frame(factor = factor(1:3))
expect_identical(check_data(x, values = list(factor = factor(1:3))), x)
expect_error(check_data(x, values = list(factor = "")),
"column factor of x must be class character")
x <- data.frame(factor = as.character(1:3), stringsAsFactors = FALSE)
expect_error(check_data(x, values = list(factor = factor(1:3))),
"column factor of x must be class factor")
})
test_that("check_data ordered", {
rlang::scoped_options(lifecycle_verbosity = "quiet")
x <- data.frame(factor = ordered(1:3))
expect_identical(check_data(x, values = list(factor = ordered(1:3))), x)
expect_identical(check_data(x, values = list(factor = factor(1:3))), x)
x <- data.frame(factor = factor(1:3))
expect_error(check_data(x, values = list(factor = ordered(1:3))),
"column factor of x must be class ordered")
x <- data.frame(factor = ordered(1:3))
expect_identical(check_data(x, values = list(factor = ordered(1:4))), x)
})
test_that("check_data ordered", {
rlang::scoped_options(lifecycle_verbosity = "quiet")
x <- data.frame(factor = ordered(1:3))
expect_error(check_data(x, values = list(factor = ordered(c(1,3)))),
"level sets of factors are different")
expect_identical(check_data(x, values = list(factor = ordered(c(1,3), 1:3))), x)
expect_error(check_data(x, values = list(factor = ordered(c(1,2), 1:3))), "the values in column factor of x must lie between '1' and '2'")
expect_identical(check_data(x, values = list(factor = ordered(c(3, 1,2), 1:3))), x)
})
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