Address comments and provide informative log

Author: llrs-roche

.github/workflows/build-check-install.yaml

@@ -246,6 +246,12 @@ on:
         required: false
         type: boolean
         default: false
+      fast-tests:
+        description: |
+          Should shinytests2 tests only run per modified teal module? If enabled if only there is a module modificated only that shinytest2 file will be tested.
+        required: false
+        type: string
+        default: false
 
 concurrency:
   group: r-cmd-${{ inputs.concurrency-group }}-${{ github.event.pull_request.number || github.ref }}
@@ -515,13 +521,13 @@ jobs:
           key: additional-caches-${{ runner.os }}
 
       - name: Check only affected modules 🎯
-        if: startsWith(${{ github.event.repository.name }}, 'teal.') && github.event_name == 'pull_request'
+        if: ${{ inputs.fast-tests }} != 'true' && startsWith(${{ github.event.repository.name }}, 'teal.') && github.event_name == 'pull_request'
         run: |
           # Set working directory where the git repo is
           cd ${{ github.event.repository.name }}/${{ inputs.package-subdirectory }}
 
-          # Debugging
 
+          test_all=git log -1 --pretty=%B | grep -F " [run-all-tests] "
 
           # Get the list of R files that have changed
           # https://github.com/cloudnativeto/envoy/blob/de67446fa8af973761bb4716f5143d73643baf8b/.github/workflows/get_build_targets.sh_bak#L9
@@ -543,19 +549,21 @@ jobs:
               td=$TESTING_DEPTH
 
               # Modify in place so that only modified modules are tested.
-              if [[ -n "$test_files" ]]
+              if [[ -n "$test_files" && ! -n "$test_all"]]
               then {
                   sed -i 's/skip_if_too_deep(5)/skip_if_too_deep(3)/g' "$test_files"
                   TESTING_DEPTH=3
+                  echo "Testing with shinytest2 for $test_files"
               } else {
                   # Flag for helpers
                   helper_modified="yes"
                   git restore .
+                  echo "Run all tests"
                   break
               } fi
 
               # R file without corresponding test file: reset the testing depth
-              if [[ -n "$helper_modified" ]]
+              if [[ -n "$helper_modified" || -n "$test_all"]]
               then {
                   TESTING_DEPTH=td
               } fi