test_that("0,0 and other into function call", {
expect_error(SEC13Flist::SEC_13F_list(0,0))
expect_error(SEC13Flist::SEC_13F_list(2003,1))
expect_error(SEC13Flist::SEC_13F_list(2005,5))
expect_error(SEC13Flist::SEC_13F_list(2004,0))
expect_error(SEC13Flist::SEC_13F_list(0,1))
expect_error(SEC13Flist::SEC_13F_list(2004,"a"))
expect_error(SEC13Flist::SEC_13F_list("b","2"))
expect_error(SEC13Flist::SEC_13F_list())
})
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