Function createMockReactPointerEvent

src/hooks/useResizer.test.ts:34–60

(
  mockElement: HTMLDivElement,
  options: {
    clientX?: number;
    clientY?: number;
    pointerId?: number;
    pointerType?: string;
  } = {}
)

// Helper to create a mock React PointerEvent with nativeEvent
function createMockReactPointerEvent(
  mockElement: HTMLDivElement,
  options: {
    clientX?: number;
    clientY?: number;
    pointerId?: number;
    pointerType?: string;
  } = {}
): React.PointerEvent {
  const nativeEvent = new PointerEvent('pointerdown', {
    clientX: options.clientX ?? 0,
    clientY: options.clientY ?? 0,
    pointerId: options.pointerId ?? 1,
    pointerType: options.pointerType ?? 'mouse',
    bubbles: true,
  });

  return {
    preventDefault: vi.fn(),
    clientX: options.clientX ?? 0,
    clientY: options.clientY ?? 0,
    pointerId: options.pointerId ?? 1,
    pointerType: options.pointerType ?? 'mouse',
    currentTarget: mockElement,
    nativeEvent,
  } as unknown as React.PointerEvent;
}

describe('useResizer', () => {
  beforeEach(() => {