test_that("round_half_up works", {
expect_equal(round_half_up(-0.5, 0), -1)
expect_equal(round_half_up(0.5, 0), 1)
expect_equal(round_half_up(1.125, 2), 1.13)
expect_equal(round_half_up(1.135, 2), 1.14)
expect_equal(round_half_up(2436.845, 2), 2436.85)
})
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