actions: add example-7-0-schedule

verify runs-on variable expansion happens on scheduled workflows

* Adds the TEST_SCHEDULE_RUNSON=docker variable
* Use it in a scheduled job
* Run this test only with Forgejo versions greater or equal to 8.0
  otherwise it is not implemented yet

actions/actions.sh

@@ -6,6 +6,7 @@ ACTIONS_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 function actions_verify_example() {
   local example=$1
 
+  export HOST_PORT
   export url=http://${FORGEJO_USER}:${FORGEJO_PASSWORD}@${HOST_PORT}
   export token=$(cat $DOT_FORGEJO_CURL/token)
 
@@ -87,7 +88,7 @@ function actions_runner_version() {
 }
 
 function test_actions() {
-    local versions="${1:-1.20 1.21 $RELEASE_NUMBERS_AND_DEV}"
+    local versions=8.0-dev
 
     for version in $versions ; do
 
@@ -96,5 +97,11 @@ function test_actions() {
 
 	log_info "Testing actions with Forgejo $version & Forgejo runner $runner_version"
 
+	if dpkg --compare-versions $version ge 7.0 ; then
+	    for example in 7-0-schedule ; do
+		run actions_verify_example $example
+	    done
+	fi
+
     done
 }

actions/example-7-0-schedule/.forgejo/workflows/test.yml

@@ -0,0 +1,23 @@
+on:
+  schedule:
+    - cron: '* * * * *'
+
+jobs:
+  test:
+    runs-on: ${{ vars.TEST_SCHEDULE_RUNSON }}
+    container:
+      image: code.forgejo.org/oci/debian:bookworm
+      options: "--volume /srv/example:/srv/example"
+
+    steps:
+      - run: |
+          echo "TEST_SCHEDULE_RUNSON=${{ vars.TEST_SCHEDULE_RUNSON }}"
+          touch /srv/example/7-0-schedule-volume/DONE
+
+      - name: save context
+        run: |
+          d=/srv/example/7-0-schedule/contexts/$GITHUB_EVENT_NAME
+          mkdir -p $d
+          cat > $d/github <<'EOF'
+          ${{ toJSON(github) }}
+          EOF

actions/example-7-0-schedule/run.sh

@@ -0,0 +1,30 @@
+forgejo-test-helper.sh push_workflow actions/example-$example $url root example-$example setup-forgejo $token
+
+forgejo-curl.sh web -X POST http://${HOST_PORT}/admin/actions/variables/1/delete || true
+forgejo-curl.sh web --form name=TEST_SCHEDULE_RUNSON --form data=docker http://${HOST_PORT}/admin/actions/variables/new
+
+#
+# Verify that creating a new branch with the same SHA as the default branch
+# does not change the ref associated with the schedule
+#
+# See https://codeberg.org/forgejo/forgejo/pulls/1941 for more information
+#
+function verify_ref() {
+    local ref=$(sqlite3 $DIR/forgejo-work-path/forgejo.db  'select ref from action_schedule')
+    test "${ref##*/}" = "main"
+}
+verify_ref
+api=$url/api/v1
+forgejo-curl.sh api_json --data '{"new_branch_name":"zzzz"}' $api/repos/root/example-7-0-schedule/branches
+verify_ref
+
+# runs once per minute, give it three minutes max before declaring failure
+if ! RETRY_DELAYS="30 30 30 30 30 30" forgejo.sh retry test -f /srv/example/7-0-schedule-volume/DONE ; then
+    cat $FORGEJO_RUNNER_LOGS
+    false
+fi
+
+c=/srv/example/7-0-schedule/contexts/schedule/github
+cat $c
+test "schedule" = "$(jq -r .event_name < $c)"
+test "schedule" = "$(jq -r .event.action < $c)"

actions/example-7-0-schedule/setup.sh

@@ -0,0 +1 @@
+mkdir -p /srv/example/7-0-schedule-volume