Check if parallel testing reduces check time in CI

.github/workflows/test-package-vigilant.yaml

@@ -22,7 +22,9 @@ jobs:
 
       - uses: r-lib/actions/setup-r-dependencies@v2
         with:
-          extra-packages: local::.
+          extra-packages: |
+            local::.
+            any::purrr
 
       - name: Run Tests
         run: |
@@ -35,5 +37,11 @@ jobs:
             warnPartialMatchDollar = TRUE
           )
           if (Sys.getenv("_R_CHECK_FORCE_SUGGESTS_", "") == "") Sys.setenv("_R_CHECK_FORCE_SUGGESTS_" = "false")
-          testthat::test_dir("tests")
+          pkgload::load_all()
+          test_script_paths <- testthat::find_test_scripts("tests/testthat")
+          test_with_warning_as_error <- function(path) {
+            withr::local_options(list(warn = 2L))
+            testthat::test_file(path, stop_on_failure = TRUE, stop_on_warning = TRUE)
+          }
+          purrr::walk(test_script_paths, test_with_warning_as_error)
         shell: Rscript {0}

DESCRIPTION

@@ -53,6 +53,7 @@ VignetteBuilder:
 Config/Needs/website: tidyverse/tidytemplate
 Config/Needs/development: pkgload, cli, testthat, patrick
 Config/testthat/edition: 3
+Config/testthat/parallel: true
 Encoding: UTF-8
 Roxygen: list(markdown = TRUE)
 RoxygenNote: 7.3.2