Nothing
context("islice iterator")
test_that("islice of integer sequence with no end specified", {
it <- islice(1:5, start=2)
expect_equal(nextElem(it), 2)
expect_equal(nextElem(it), 3)
expect_equal(nextElem(it), 4)
expect_equal(nextElem(it), 5)
expect_error(nextElem(it), "StopIteration")
})
test_that("islice of integer sequence with start and end specified", {
it <- islice(1:10, start=2, end=5)
expect_equal(nextElem(it), 2)
expect_equal(nextElem(it), 3)
expect_equal(nextElem(it), 4)
expect_equal(nextElem(it), 5)
expect_error(nextElem(it), "StopIteration")
})
test_that("islice of integer sequence with start, end, and step specified", {
it <- islice(1:10, start=2, end=9, step=2)
expect_equal(nextElem(it), 2)
expect_equal(nextElem(it), 4)
expect_equal(nextElem(it), 6)
expect_equal(nextElem(it), 8)
expect_error(nextElem(it), "StopIteration")
})
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