def test_setdiff3():
dt1 = dt.Frame([2, 5, 7, 2, 3, 6, 0])
dt2 = dt.Frame([3, 4, 2, 5])
dt3 = dt.Frame([0, 3, 2, 2, 2, 2, 2, 2, 0])
res = dt.setdiff(dt1, dt2, dt3)
assert res.to_list() == [[6, 7]]
frame_integrity_check(res)
def test_setdiff2():
dt1 = dt.Frame([2, 5, 7, 2, 3])
dt2 = dt.Frame([3, 4, 2, 5])
res = dt.setdiff(dt1, dt2)
assert res.to_list() == [[7]]
frame_integrity_check(res)