Nothing
context("test-decomposition-model")
test_that("Decomposition modelling", {
skip_if_not_installed("fable")
skip_if_not_installed("feasts")
mdl_dcmp <- us_deaths %>%
model(decomposition_model(feasts::STL(value), fable::NAIVE(season_adjust)))
expect_output(
report(mdl_dcmp),
"Series: season_adjust \\nModel: NAIVE"
)
expect_output(
report(mdl_dcmp),
"Series: season_year \\nModel: SNAIVE"
)
fbl_dcmp <- forecast(mdl_dcmp)
expect_equal(
mean(fbl_dcmp$value),
rep(dcmp$season_year[61:72], 2) + dcmp$season_adjust[72]
)
})
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