context("Checking ignore_case")
test_that("ignore_case subs out with a regex upper/lower character cass",{
expect_equal(ignore_case(LETTERS[1:5]), ignore_case(letters[1:5]))
expect_equal(paste(ignore_case(LETTERS[1:5]), collapse=""),
"[aA][bB][cC][dD][eE]"
)
})
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