Nothing
test_that("Call stack utilities", {
fun_ok <- function() {
1 + 1
}
fun_not_ok <- function() {
stop("An error test")
}
expect_equal(fm_try_callstack(fun_ok()), 2)
expect_equal(class(fm_try_callstack(fun_not_ok())), "try-error")
})
test_that("Package requirements handling", {
expect_message(
{
require_fmesher <- fmesher:::fm_require_message("fmesher")
},
NA
)
expect_equal(require_fmesher, TRUE)
expect_message(
{
require_unknown <- fmesher:::fm_require_message("this_package_really_should_not_exist")
},
"Please install 'this_package_really_should_not_exist'"
)
expect_equal(require_unknown, FALSE)
expect_error(
{
fmesher:::fm_require_stop("this_package_really_should_not_exist")
},
"Please install 'this_package_really_should_not_exist'"
)
})
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