expect_deprecated {lifecycle} | R Documentation |
Does expression produce lifecycle warnings or errors?
Description
These functions are equivalent to testthat::expect_warning()
and
testthat::expect_error()
but check specifically for lifecycle
warnings or errors.
To test whether a deprecated feature still works without causing a
deprecation warning, set the lifecycle_verbosity
option to
"quiet"
.
test_that("feature still works", { withr::local_options(lifecycle_verbosity = "quiet") expect_true(my_deprecated_function()) })
Usage
expect_deprecated(expr, regexp = NULL, ...)
expect_defunct(expr)
Arguments
expr |
Expression that should produce a lifecycle warning or error. |
regexp |
Optional regular expression matched against the expected warning message. |
... |
Arguments passed on to
|
Details
expect_deprecated()
sets the lifecycle_verbosity
option to "warning"
to enforce deprecation warnings which are
otherwise only shown once every 8 hours.