Function waitForEvent

container/monitor-cli.test.ts:292–312

* Wait for a specific event from ProcessMonitor

(
  monitor: ProcessMonitor,
  eventType: MonitoringEvent['type'],
  timeout: number = TEST_TIMEOUT
)

 * Wait for a specific event from ProcessMonitor
 */
function waitForEvent(
  monitor: ProcessMonitor,
  eventType: MonitoringEvent['type'],
  timeout: number = TEST_TIMEOUT
): Promise<MonitoringEvent> {
  return new Promise((resolve, reject) => {
    const timeoutId = setTimeout(() => {
      reject(new Error(`Timeout waiting for event: ${eventType}`));
    }, timeout);

    const handler = (event: MonitoringEvent) => {
      if (event.type === eventType) {
        clearTimeout(timeoutId);
        monitor.removeListener(eventType, handler);
        resolve(event);
      }
    };

    monitor.on(eventType, handler);
  });
}

/**
 * Spawn a mock process with the given script