fix: fix the tests by simulating user actions rather than the function, and avoid the cyclic dependancy which was present

ref: N25B-371

test/pages/visProgPage/visualProgrammingUI/nodes/PhaseNode.test.tsx

@@ -1,16 +1,78 @@
 import useFlowStore from '../../../../../src/pages/VisProgPage/visualProgrammingUI/VisProgStores';
-import addNode from "../../../../../src/pages/VisProgPage/visualProgrammingUI/utils/AddNode";
 import type { PhaseNodeData } from "../../../../../src/pages/VisProgPage/visualProgrammingUI/nodes/PhaseNode";
+import { getByTestId, render } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import VisProgPage from '../../../../../src/pages/VisProgPage/VisProg';
 
 
+class ResizeObserver {
+  observe() {}
+  unobserve() {}
+  disconnect() {}
+}
+window.ResizeObserver = ResizeObserver;
+
+jest.mock('@neodrag/react', () => ({
+  useDraggable: (ref: React.RefObject<HTMLElement>, options: any) => {
+    // We access the real useEffect from React to attach a listener
+    // This bridges the gap between the test's userEvent and the component's logic
+    const { useEffect } = jest.requireActual('react');
+    
+    useEffect(() => {
+      const element = ref.current;
+      if (!element) return;
+
+      // When the test fires a "pointerup" (end of click/drag), 
+      // we manually trigger the library's onDragEnd callback.
+      const handlePointerUp = (e: PointerEvent) => {
+        if (options.onDragEnd) {
+          options.onDragEnd({ event: e });
+        }
+      };
+
+      element.addEventListener('pointerup', handlePointerUp as EventListener);
+      return () => {
+        element.removeEventListener('pointerup', handlePointerUp as EventListener);
+      };
+    }, [ref, options]);
+  },
+}));
+
 describe('PhaseNode', () => {
-  it('each created phase gets its own children array, not the same reference ', () => {
-    // Create nodes
-    addNode("phase", {x:10,y:10})
-    addNode("phase", {x:20,y:20})
-    addNode("norm", {x:30,y:30})
-    addNode("norm", {x:40,y:40})
-    addNode("goal", {x:50,y:50})
+  it('each created phase gets its own children array, not the same reference ', async () => {
+    const user = userEvent.setup();
+
+    const { container } = render(<VisProgPage />);
+
+    // --- Mock ReactFlow bounding box ---
+    // Your DndToolbar checks these values:
+    const flowEl = container.querySelector('.react-flow');
+    jest.spyOn(flowEl!, 'getBoundingClientRect').mockReturnValue({
+      left: 0,
+      right: 800,
+      top: 0,
+      bottom: 600,
+      width: 800,
+      height: 600,
+      x: 0,
+      y: 0,
+      toJSON: () => {},
+    });
+    
+    // Find the draggable norm node in the toolbar
+    const phaseButton = getByTestId(container, 'draggable-phase')
+    
+    // Simulate dropping phase down in graph (twice)
+    for (let i = 0; i < 2; i++) {
+    await user.pointer([
+      // touch the screen at element1
+      {keys: '[TouchA>]', target: phaseButton},
+      // move the touch pointer to element2
+      {pointerName: 'TouchA', coords: {x: 300, y: 250}},
+      // release the touch pointer at the last position (element2)
+      {keys: '[/TouchA]'},
+    ]);
+    }
 
     // Find nodes
     const nodes = useFlowStore.getState().nodes;