Function createMockContainer

lib/input-handler.test.ts:102–145

()

}
// Helper to create mock container
function createMockContainer(): MockHTMLElement & {
  _listeners: Map<string, ((e: any) => void)[]>;
  dispatchEvent: (event: any) => void;
} {
  const listeners = new Map<string, ((e: any) => void)[]>();

  return {
    _listeners: listeners,
    addEventListener(event: string, handler: (e: any) => void) {
      if (!listeners.has(event)) {
        listeners.set(event, []);
      }
      listeners.get(event)!.push(handler);
    },
    removeEventListener(event: string, handler: (e: any) => void) {
      const handlers = listeners.get(event);
      if (handlers) {
        const index = handlers.indexOf(handler);
        if (index >= 0) {
          handlers.splice(index, 1);
        }
      }
    },
    dispatchEvent(event: any) {
      const handlers = listeners.get(event.type) || [];
      for (const handler of handlers) {
        handler(event);
      }
    },
    // Mock childNodes and removeChild for text node cleanup test
    childNodes: [] as Node[],
    removeChild(node: Node) {
      const index = this.childNodes.indexOf(node);
      if (index >= 0) {
        this.childNodes.splice(index, 1);
      }
      return node;
    },
    appendChild(node: Node) {
      this.childNodes.push(node);
      return node;
    },
  };
}

// Helper to simulate key event
function simulateKey(