tests/testthat/test_get_nasdaq.R

In Reckziegel/YahooTickers: Download Stock Constituents From Several Stock Indexes

# library(YahooTickers)
#
# context("testing get_nasdaq()")
#
# nasdaq_tickers <- YahooTickers:::get_nasdaq()
#
# test_that("returns a tibble with one column and rows of lenght >= 1000", {
#
#   # message
#   #expect_message(YahooTickers:::get_nasdaq())
#
#   # class
#   expect_is(nasdaq_tickers, "tbl")
#   expect_is(purrr::map_chr(nasdaq_tickers, class), "character")
#
#   # names
#   expect_equal(names(nasdaq_tickers), "tickers")
#
#   # size
#   expect_equal(nasdaq_tickers %>% ncol(), 1L)
#   expect_gte(nasdaq_tickers %>% nrow(), 1000)
#
#   # tickers length
#   expect_lte(purrr::map(nasdaq_tickers, stringr::str_length)[[1]] %>% max(), 6)
#
# })
#