```
context("calc_act_r")
test_that("use", {
act <- calc_act_r(
trace = sin(seq(from = 0.0, to = 2.0 * pi, length.out = 100)),
sample_interval = 1
)
testthat::expect_equal(object = act, expected = 38.18202, tolerance = 0.01)
})
test_that("abuse", {
testthat::expect_error(
calc_act_r(trace = "not numeric", sample_interval = 1),
"trace must be numeric"
)
testthat::expect_error(
calc_act_r(trace = seq(1, 10), sample_interval = 0),
"sample interval must be at least one"
)
})
```

Embedding an R snippet on your website

Add the following code to your website.

For more information on customizing the embed code, read Embedding Snippets.