follow @jennybc advice (#1945)

* follow @jennybc advice

* dont check cpp11 installed

* skip test

* Update cpp11.R

* Update cpp11.R

* jennybc comment on pr 1945

* Mock another helper that assumes cpp11 is installed

* Back to how the local mocks were originally

* More accurate description

* Oops did not mean to touch this file

---------

Co-authored-by: Jennifer (Jenny) Bryan <[email protected]>

Author: pachadotdev

NEWS.md

@@ -1,5 +1,7 @@
 # usethis (development version)
 
+* `use_cpp11()` makes it easier to update `NAMESPACE` (@pachadotdev, #1921).
+
 * `pr_merge_main()` now offers the choice to not open the files with merge conflicts (@olivroy, #1720).
 
 * `edit_rstudio_snippets()` now accepts yaml snippets (@olivroy, #1941).

R/cpp11.R

@@ -12,6 +12,7 @@ use_cpp11 <- function() {
   check_is_package("use_cpp11()")
   check_installed("cpp11")
   check_uses_roxygen("use_cpp11()")
+  check_has_package_doc("use_cpp11()")
   use_src()
 
   use_dependency("cpp11", "LinkingTo")

tests/testthat/test-cpp11.R

@@ -7,17 +7,16 @@ test_that("use_cpp11() requires a package", {
 test_that("use_cpp11() creates files/dirs, edits DESCRIPTION and .gitignore", {
   create_local_package()
   use_roxygen_md()
+  use_package_doc() # needed for use_cpp11()
 
   local_interactive(FALSE)
   local_check_installed()
   local_mocked_bindings(check_cpp_register_deps = function() invisible())
 
   use_cpp11()
-
-  deps <- proj_deps()
-  expect_equal(deps$type, "LinkingTo")
-  expect_equal(deps$package, "cpp11")
+  expect_match(desc::desc_get("LinkingTo"), "cpp11")
   expect_proj_dir("src")
+  expect_proj_file("src", "code.cpp")
 
   ignores <- read_utf8(proj_path("src", ".gitignore"))
   expect_contains(ignores, c("*.o", "*.so", "*.dll"))