Nothing
context("nchar")
test_that("nchar", {
expect_identical(check_nchar(1), 1)
expect_identical(check_nchar(1, 1), 1)
expect_error(check_nchar(1, 2), "1 must have 2 characters")
expect_error(check_nchar(1, FALSE), "1 must have 0 characters")
y <- c("o", "22")
expect_error(check_nchar(y, c(1,1)), "y must not have more than 1 character")
})
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