context("listsize")
test_that("incorrect inputs raise errors", {
bads <- list(
letters[1:5],
matrix(1:12, 4, 3)
)
expect_that(listsize(bads[[1]]), throws_error("A list is required"))
expect_that(listsize(bads[[2]]), throws_error("A list is required"))
})
test_that("listsize works as expected", {
num_list = list(1:3, 4:5, 6:9)
str_list = list(c("a","b"), letters[1:10])
nul_list = list(1:3, NULL, 1:10)
expect_that(listsize(num_list), equals(9))
expect_that(listsize(str_list), equals(12))
expect_that(listsize(nul_list), equals(13))
})
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