context("Exponentially smoothed time series functions")
test_that("ets_ts error checking works for too short time series", {
w <- capture_warnings(output <- ets_ts(c(1, NA)))
expect_NA_warnings(w)
expect_forecasts(output)
})
test_that("ets_ts function works", {
expect_error(output <- ets_ts(Nile), NA)
expect_forecasts(output, c("observed", "predicted", "lower_CI", "upper_CI"),
known_hash = "0aa8554faf")
expect_error(output <- ets_ts(Nile, frequency = 4), NA)
expect_forecasts(output, c("observed", "predicted", "lower_CI", "upper_CI"),
known_hash = "0aa8554faf")
})
test_that("ets_one_step function works", {
expect_error(output <- ets_one_step(Nile), NA)
expect_forecasts(output,
c("time", "observed", "predicted", "lower_CI", "upper_CI"),
known_hash = "5545053a24")
})
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