Add daily schedule test action

Trigger test action if wikitextprocessor is updated after the last
test.

.github/workflows/test.yml

@@ -10,6 +10,12 @@ on:
   pull_request:
     paths-ignore:
       - '**.md'
+  workflow_run:
+    workflows: [Test schedule]
+    types:
+      - completed
+    branches:
+      - master
 
 permissions:
   contents: read
@@ -18,6 +24,7 @@ permissions:
 jobs:
   test:
     runs-on: ubuntu-latest
+    if: ${{ github.event_name != 'workflow_run' || github.event.workflow_run.conclusion == 'success' }}
     strategy:
       matrix:
         python-version: ['3.9', '3.10', '3.11', '3.12']

.github/workflows/test_schedule.yml

@@ -0,0 +1,20 @@
+name: Test schedule
+
+on:
+  schedule:
+    - cron: "0 0 * * *"
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  test_schedule:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: 3.12
+      - run: python -m pip install requests
+      - run: python tools/test_schedule.py

tools/test_schedule.py

@@ -0,0 +1,33 @@
+import sys
+from datetime import datetime
+
+import requests
+
+
+def main() -> int:
+    """
+    This code runs daily to trigger test action then update container image if
+    wikitextprocessor's code is newer than the version used in the latest test.
+
+    https://docs.github.com/en/rest/actions/workflow-runs?apiVersion=2022-11-28#list-workflow-runs-for-a-workflow
+    """
+
+    r = requests.get(
+        "https://api.github.com/repos/tatuylonen/wiktextract/actions/workflows/59463306/runs?branch=master&per_page=1"
+    )
+    latest_test = datetime.fromisoformat(
+        r.json()["workflow_runs"][0]["created_at"]
+    )
+    r = requests.get(
+        "https://api.github.com/repos/tatuylonen/wikitextprocessor/commits/main"
+    )
+    latest_wikitextprocessor_commit = datetime.fromisoformat(
+        r.json()["commit"]["committer"]["date"]
+    )
+    if latest_test < latest_wikitextprocessor_commit:
+        return 0
+    return 1
+
+
+if __name__ == "__main__":
+    sys.exit(main())