Nothing
test_that("construction", {
expect_silent(Universal$new())
expect_error(Universal$new(12))
})
test_that("strprint", {
useUnicode(FALSE)
expect_equal(Universal$new()$strprint(), "V")
useUnicode(TRUE)
expect_equal(Universal$new()$strprint(), "\U1D54D")
})
v <- Universal$new()
test_that("contains", {
expect_true(v$contains(list(letters, 1, 2, "a"), all = TRUE))
expect_equal(v$contains(list(FALSE, 1, 2, "a")), rep(TRUE, 4))
})
test_that("subset", {
expect_false(v$isSubset("a"))
expect_false(v$isSubset(1))
expect_true(Set$new(1) < v)
expect_true(Set$new(1) <= v)
expect_false(Set$new(1) > v)
expect_true(v <= v)
expect_false(v < v)
})
test_that("equals", {
expect_true(v == v)
expect_false(v == Set$new(1))
})
test_that("operations", {
expect_equal(setunion(Set$new(1, 2, 3), Interval$new(), v), v)
expect_equal(Set$new(1, 2, 3) - v, Set$new())
expect_equal(setcomplement(Set$new(1, 2, 3))$contains(1:5), c(rep(F, 3), rep(T, 2)))
expect_equal(Set$new(letters) & v, Set$new(letters))
expect_equal(powerset(v), v)
expect_equal(v^8, v)
expect_true((v * Set$new(1, 2, 3))$contains(Tuple$new("blueberries", 2)))
})
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