Add settings and live sidebar counts

tests/test_scheduler_runtime.py

@@ -20,6 +20,7 @@ from repub.model import (
     Source,
     create_source,
     initialize_database,
+    save_setting,
 )
 from repub.web import create_app, get_job_runtime, render_execution_logs, render_runs
 
@@ -137,6 +138,68 @@ def test_job_runtime_run_now_writes_log_and_stats_and_marks_success(
         runtime.shutdown()
 
 
+def test_job_runtime_respects_max_concurrent_jobs_setting(tmp_path: Path) -> None:
+    db_path = tmp_path / "max-concurrency.db"
+    log_dir = tmp_path / "out" / "logs"
+    initialize_database(db_path)
+    save_setting("max_concurrent_jobs", 1)
+
+    with _slow_feed_server() as feed_url:
+        first_source = create_source(
+            name="First source",
+            slug="first-source",
+            source_type="feed",
+            notes="",
+            spider_arguments="",
+            enabled=False,
+            cron_minute="*/5",
+            cron_hour="*",
+            cron_day_of_month="*",
+            cron_day_of_week="*",
+            cron_month="*",
+            feed_url=feed_url,
+        )
+        second_source = create_source(
+            name="Second source",
+            slug="second-source",
+            source_type="feed",
+            notes="",
+            spider_arguments="",
+            enabled=False,
+            cron_minute="*/5",
+            cron_hour="*",
+            cron_day_of_month="*",
+            cron_day_of_week="*",
+            cron_month="*",
+            feed_url=feed_url,
+        )
+        first_job = Job.get(Job.source == first_source)
+        second_job = Job.get(Job.source == second_source)
+
+        runtime = JobRuntime(log_dir=log_dir)
+        try:
+            runtime.start()
+            first_execution_id = runtime.run_job_now(first_job.id, reason="manual")
+
+            assert first_execution_id is not None
+            _wait_for_running_execution(first_execution_id)
+
+            second_execution_id = runtime.run_job_now(second_job.id, reason="manual")
+
+            assert second_execution_id is None
+            assert (
+                JobExecution.select()
+                .where(JobExecution.running_status == JobExecutionStatus.RUNNING)
+                .count()
+                == 1
+            )
+            runtime.request_execution_cancel(first_execution_id)
+            finished_execution = _wait_for_terminal_execution(first_execution_id)
+            assert finished_execution.running_status == JobExecutionStatus.CANCELED
+        finally:
+            runtime.shutdown()
+
+
 def test_job_runtime_cancel_marks_execution_canceled(tmp_path: Path) -> None:
     initialize_database(tmp_path / "cancel.db")
     with _slow_feed_server() as feed_url: