tests/testthat/test-get_league_users.R

In sleeperapi: Wrapper Functions Around 'Sleeper' (Fantasy Sports) API

# Unit tests for the get_league_users function

# Test 1: Invalid league ID returns a message informing user
test_that("Invalid league ID returns a message informing user", {
  expect_message(get_league_users(-777), "No data found - was the league ID entered correctly?")
})

# Test 2: Valid league ID returns a data frame
test_that("Valid league ID returns a data frame", {
  expect_equal(class(get_league_users(688281863499907072)), "data.frame")
})