test_that("use", {
expect_silent(check_resume_from(42))
expect_silent(check_resume_from(1))
expect_silent(check_resume_from(0))
expect_error(check_resume_from(c(1, 1)))
expect_error(check_resume_from(-1))
expect_error(check_resume_from("nonsense"))
expect_error(check_resume_from(""))
expect_error(check_resume_from(c()))
expect_error(check_resume_from(NA))
expect_error(check_resume_from(NULL))
expect_error(check_resume_from(Inf))
expect_error(check_resume_from(3.14))
})
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