tests/testthat/test_get_taiex.R

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

# library(YahooTickers)
#
# context("testing get_taiex()")
#
# taiex_tickers <- YahooTickers:::get_taiex()
#
# test_that("returns a tibble with one column and rows of lenght >= 800", {
#
#   # message
#   #expect_message(YahooTickers:::get_taiex())
#
#   # class
#   expect_is(taiex_tickers, "tbl")
#   expect_is(purrr::map_chr(taiex_tickers, class), "character")
#
#   # names
#   expect_equal(names(taiex_tickers), "tickers")
#
#   # size
#   expect_equal(taiex_tickers %>% ncol(), 1L)
#   expect_gte(taiex_tickers %>% nrow(), 800)
#
#   # tickers length
#   expect_lte(purrr::map(taiex_tickers, stringr::str_length)[[1]] %>% max(), 8)
#
# })