src/pages/VisProgPage/visualProgrammingUI/components/DragDropSidebar.tsx

@@ -37,7 +37,11 @@ function DraggableNode({ className, children, nodeType, onDrop }: DraggableNodeP
   });
 
   return (
-    <div className={className} ref={draggableRef}>
+    <div className={className} 
+    ref={draggableRef} 
+    id={`draggable-${nodeType}`}
+    data-testid={`draggable-${nodeType}`}
+    >
       {children}
     </div>
   );
@@ -120,6 +124,7 @@ export function DndToolbar() {
         {/* Maps over all the nodes that are droppable, and puts them in the panel */}
         {droppableNodes.map(({type, data}) => (
           <DraggableNode
+            key={type}
             className={styles[`draggable-node-${type}`]} // Our current style signature for nodes
             nodeType={type}
             onDrop={handleNodeDrop}

test/components/Logging/Logging.test.tsx

@@ -127,10 +127,10 @@ describe("Logging component", () => {
 
     render(<Logging/>);
 
-    expect(screen.getByText("Logs")).toBeInTheDocument();
+    expect(screen.getByText("Logs")).toBeDefined();
-    expect(screen.getByText("WARNING")).toBeInTheDocument();
+    expect(screen.getByText("WARNING")).toBeDefined();
-    expect(screen.getByText("logging")).toBeInTheDocument();
+    expect(screen.getByText("logging")).toBeDefined();
-    expect(screen.getByText("Ping")).toBeInTheDocument();
+    expect(screen.getByText("Ping")).toBeDefined();
 
     let timestamp = screen.queryByText("ABS TIME");
     if (!timestamp) {
@@ -141,7 +141,7 @@ describe("Logging component", () => {
     }
 
     await user.click(timestamp);
-    expect(screen.getByText("00:00:12.345")).toBeInTheDocument();
+    expect(screen.getByText("00:00:12.345")).toBeDefined();
   });
 
   it("shows the scroll-to-bottom button after a manual scroll and scrolls when clicked", async () => {
@@ -188,7 +188,7 @@ describe("Logging component", () => {
       logCell.set({...current, message: "Updated"});
     });
 
-    expect(screen.getByText("Updated")).toBeInTheDocument();
+    expect(screen.getByText("Updated")).toBeDefined();
     await waitFor(() => {
       expect(scrollSpy).toHaveBeenCalledTimes(1);
     });

test/pages/visProgPage/visualProgrammingUI/components/DragDropSidebar.test.tsx

@@ -1,5 +1,112 @@
-describe('Not implemented', () => {
+import { getByTestId, render } from '@testing-library/react';
-  test('nothing yet', () => {
+import useFlowStore from '../../../../../src/pages/VisProgPage/visualProgrammingUI/VisProgStores';
-    expect(true)
+import VisProgPage from '../../../../../src/pages/VisProgPage/VisProg';
-  });
+import userEvent from '@testing-library/user-event';
+
+
+
+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]);
+  },
+}));
+
+// We will mock @xyflow/react so we control screenToFlowPosition
+jest.mock('@xyflow/react', () => {
+  const actual = jest.requireActual('@xyflow/react');
+  return {
+    ...actual,
+    useReactFlow: () => ({
+      screenToFlowPosition: ({ x, y }: { x: number; y: number }) => ({
+        x: x - 100,
+        y: y - 100,
+      }),
+    }),
+  };
 });
+
+// Reset Zustand state helper
+function resetStore() {
+  useFlowStore.setState({ nodes: [], edges: [] });
+}
+
+describe("Drag & drop node creation", () => {
+  beforeEach(() => resetStore());
+
+  test("drops a phase node inside the canvas and adds it with transformed position", 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: () => {},
+    });
+
+  
+    const phaseLabel = getByTestId(container, 'draggable-phase')
+  
+    await user.pointer([
+      // touch the screen at element1
+      {keys: '[TouchA>]', target: phaseLabel},
+      // move the touch pointer to element2
+      {pointerName: 'TouchA', coords: {x: 300, y: 250}},
+      // release the touch pointer at the last position (element2)
+      {keys: '[/TouchA]'},
+    ]);
+
+    // Read the Zustand store
+    const { nodes } = useFlowStore.getState();
+
+    // --- Assertions ---
+    expect(nodes.length).toBe(1);
+
+    const node = nodes[0];
+
+    expect(node.type).toBe("phase");
+    expect(node.id).toBe("phase-1");
+
+    // screenToFlowPosition was mocked to subtract 100
+    expect(node.position).toEqual({
+      x: 200,
+      y: 150,
+    });
+  });
+});

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

@@ -0,0 +1,745 @@
+import { describe, it, beforeEach } from '@jest/globals';
+import { screen, waitFor } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import { renderWithProviders, resetFlowStore } from '../.././/./../../test-utils/test-utils';
+import NormNode, { NormReduce, NormConnects, type NormNodeData } from '../../../../../src/pages/VisProgPage/visualProgrammingUI/nodes/NormNode'
+import useFlowStore from '../../../../../src/pages/VisProgPage/visualProgrammingUI/VisProgStores';
+import type { Node } from '@xyflow/react';
+import '@testing-library/jest-dom'
+
+
+
+describe('NormNode', () => {
+  let user: ReturnType<typeof userEvent.setup>;
+
+  beforeEach(() => {
+    resetFlowStore();
+    user = userEvent.setup();
+  });
+
+  describe('Rendering', () => {
+    it('should render the norm node with default data', () => {
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: '',
+          hasReduce: true,
+        },
+      };
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      expect(screen.getByPlaceholderText('Pepper should ...')).toBeInTheDocument();
+    });
+
+    it('should render with pre-populated norm text', () => {
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: 'Be respectful to humans',
+          hasReduce: true,
+        },
+      };
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByDisplayValue('Be respectful to humans');
+      expect(input).toBeInTheDocument();
+    });
+
+    it('should render with selected state', () => {
+      const mockNode: Node<NormNodeData> = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: '',
+          hasReduce: true,
+        },
+      };
+
+      renderWithProviders( 
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      let norm = screen.getByText("Norm :")
+      expect(norm).toBeInTheDocument;
+    });
+
+    it('should render with dragging state', () => {
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: 'Dragged norm',
+          hasReduce: true,
+        },
+      };
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByDisplayValue('Dragged norm');
+      expect(input).toBeInTheDocument();
+    });
+  });
+
+  describe('User Interactions', () => {
+    it('should update norm text when user types in the input field', async () => {
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: '',
+          hasReduce: true,
+        },
+      };
+
+      useFlowStore.setState({
+        nodes: [mockNode],
+        edges: [],
+      });
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByPlaceholderText('Pepper should ...');
+      await user.type(input, 'Be polite to guests{enter}');
+
+      await waitFor(() => {
+        const state = useFlowStore.getState();
+        const updatedNode = state.nodes.find(n => n.id === 'norm-1');
+        expect(updatedNode?.data.norm).toBe('Be polite to guests');
+      });
+    });
+
+    it('should handle clearing the norm text', async () => {
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: 'Initial norm text',
+          hasReduce: true,
+        },
+      };
+
+      useFlowStore.setState({
+        nodes: [mockNode],
+        edges: [],
+      });
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByDisplayValue('Initial norm text') as HTMLInputElement;
+
+      // clearing the norm text is the same as just deleting all characters one by one
+      // TODO: FIGURE OUT A MORE EFFICIENT WAY, I"M SORRY, user.clear() just doesn't work:/
+      for (let a = 0; a < 'Initial norm text'.length; a++){
+        await user.type(input, '{backspace}')
+      }
+      await user.type(input,'{enter}')
+
+      await waitFor(() => {
+        const state = useFlowStore.getState();
+        const updatedNode = state.nodes.find(n => n.id === 'norm-1');
+        expect(updatedNode?.data.norm).toBe('');
+      });
+    });
+
+    it('should update norm text multiple times', async () => {
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: '',
+          hasReduce: true,
+        },
+      };
+
+      useFlowStore.setState({
+        nodes: [mockNode],
+        edges: [],
+      });
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByPlaceholderText('Pepper should ...');
+      await user.type(input, 'First norm{enter}');
+      await waitFor(() => {
+        expect(useFlowStore.getState().nodes[0].data.norm).toBe('First norm');
+      });
+
+
+      // TODO: FIGURE OUT A MORE EFFICIENT WAY, I"M SORRY, user.clear() just doesn't work:/
+      for (let a = 0; a < 'First norm'.length; a++){
+        await user.type(input, '{backspace}')
+      }
+
+      await user.type(input, 'Second norm{enter}');
+      await waitFor(() => {
+        expect(useFlowStore.getState().nodes[0].data.norm).toBe('Second norm');
+      });
+    });
+
+    it('should handle special characters in norm text', async () => {
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: '',
+          hasReduce: true,
+        },
+      };
+
+      useFlowStore.setState({
+        nodes: [mockNode],
+        edges: [],
+      });
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByPlaceholderText('Pepper should ...');
+      await user.type(input, "Don't harm & be nice!{enter}" );
+
+      await waitFor(() => {
+        expect(useFlowStore.getState().nodes[0].data.norm).toBe("Don't harm & be nice!");
+      });
+    });
+
+    it('should handle long norm text', async () => {
+      const longText = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.';
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: '',
+          hasReduce: true,
+        },
+      };
+
+      useFlowStore.setState({
+        nodes: [mockNode],
+        edges: [],
+      });
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByPlaceholderText('Pepper should ...');
+      await user.type(input, longText);
+      await user.type(input, "{enter}")
+
+      await waitFor(() => {
+        expect(useFlowStore.getState().nodes[0].data.norm).toBe(longText);
+      });
+    });
+  });
+
+  describe('NormReduce Function', () => {
+    it('should reduce a norm node to its essential data', () => {
+      const normNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Safety Norm',
+          droppable: true,
+          norm: 'Never harm humans',
+          hasReduce: true,
+        },
+      };
+
+      const allNodes: Node[] = [normNode];
+      const result = NormReduce(normNode, allNodes);
+
+      expect(result).toEqual({
+        id: 'norm-1',
+        label: 'Safety Norm',
+        norm: 'Never harm humans',
+      });
+    });
+
+    it('should reduce multiple norm nodes independently', () => {
+      const norm1: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Norm 1',
+          droppable: true,
+          norm: 'Be helpful',
+          hasReduce: true,
+        },
+      };
+
+      const norm2: Node = {
+        id: 'norm-2',
+        type: 'norm',
+        position: { x: 100, y: 0 },
+        data: {
+          label: 'Norm 2',
+          droppable: true,
+          norm: 'Be honest',
+          hasReduce: true,
+        },
+      };
+
+      const allNodes: Node[] = [norm1, norm2];
+
+      const result1 = NormReduce(norm1, allNodes);
+      const result2 = NormReduce(norm2, allNodes);
+
+      expect(result1.id).toBe('norm-1');
+      expect(result1.norm).toBe('Be helpful');
+      expect(result2.id).toBe('norm-2');
+      expect(result2.norm).toBe('Be honest');
+    });
+
+    it('should handle empty norm text', () => {
+      const normNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Empty Norm',
+          droppable: true,
+          norm: '',
+          hasReduce: true,
+        },
+      };
+
+      const result = NormReduce(normNode, [normNode]);
+
+      expect(result.norm).toBe('');
+      expect(result.id).toBe('norm-1');
+    });
+
+    it('should preserve node label in reduction', () => {
+      const normNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Custom Label',
+          droppable: false,
+          norm: 'Test norm',
+          hasReduce: false,
+        },
+      };
+
+      const result = NormReduce(normNode, [normNode]);
+
+      expect(result.label).toBe('Custom Label');
+    });
+  });
+
+  describe('NormConnects Function', () => {
+    it('should handle connection without errors', () => {
+      const normNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: 'Test',
+          hasReduce: true,
+        },
+      };
+
+      const phaseNode: Node = {
+        id: 'phase-1',
+        type: 'phase',
+        position: { x: 100, y: 0 },
+        data: {
+          label: 'Phase 1',
+          droppable: true,
+          children: [],
+          hasReduce: true,
+        },
+      };
+
+      expect(() => {
+        NormConnects(normNode, phaseNode, true);
+      }).not.toThrow();
+    });
+
+    it('should handle connection when norm is target', () => {
+      const normNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: 'Test',
+          hasReduce: true,
+        },
+      };
+
+      const phaseNode: Node = {
+        id: 'phase-1',
+        type: 'phase',
+        position: { x: 100, y: 0 },
+        data: {
+          label: 'Phase 1',
+          droppable: true,
+          children: [],
+          hasReduce: true,
+        },
+      };
+
+      expect(() => {
+        NormConnects(normNode, phaseNode, false);
+      }).not.toThrow();
+    });
+
+    it('should handle self-connection', () => {
+      const normNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: 'Test',
+          hasReduce: true,
+        },
+      };
+
+      expect(() => {
+        NormConnects(normNode, normNode, true);
+      }).not.toThrow();
+    });
+  });
+
+  describe('Integration with Store', () => {
+    it('should properly update the store when editing norm text', async () => {
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: '',
+          hasReduce: true,
+        },
+      };
+
+      useFlowStore.setState({
+        nodes: [mockNode],
+        edges: [],
+      });
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByPlaceholderText('Pepper should ...');
+
+      // TODO: FIGURE OUT A MORE EFFICIENT WAY, I"M SORRY, user.clear() just doesn't work:/
+      for (let a = 0; a < 20; a++){
+        await user.type(input, '{backspace}')
+      }
+      await user.type(input, 'New norm value{enter}');
+
+      await waitFor(() => {
+        const state = useFlowStore.getState();
+        expect(state.nodes).toHaveLength(1);
+        expect(state.nodes[0].id).toBe('norm-1');
+        expect(state.nodes[0].data.norm).toBe('New norm value');
+      });
+    });
+
+    it('should not affect other nodes when updating one norm node', async () => {
+      const norm1: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Norm 1',
+          droppable: true,
+          norm: 'Original norm 1',
+          hasReduce: true,
+        },
+      };
+
+      const norm2: Node = {
+        id: 'norm-2',
+        type: 'norm',
+        position: { x: 100, y: 0 },
+        data: {
+          label: 'Norm 2',
+          droppable: true,
+          norm: 'Original norm 2',
+          hasReduce: true,
+        },
+      };
+
+      useFlowStore.setState({
+        nodes: [norm1, norm2],
+        edges: [],
+      });
+
+      renderWithProviders(
+        <NormNode
+          id={norm1.id}
+          type={norm1.type as string}
+          data={norm1.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByDisplayValue('Original norm 1') as HTMLInputElement;
+
+
+      // TODO: FIGURE OUT A MORE EFFICIENT WAY, I"M SORRY, user.clear() just doesn't work:/
+      for (let a = 0; a < 20; a++){
+        await user.type(input, '{backspace}')
+      }
+      await user.type(input, 'Updated norm 1{enter}');
+
+      await waitFor(() => {
+        const state = useFlowStore.getState();
+        const updatedNorm1 = state.nodes.find(n => n.id === 'norm-1');
+        const unchangedNorm2 = state.nodes.find(n => n.id === 'norm-2');
+
+        expect(updatedNorm1?.data.norm).toBe('Updated norm 1');
+        expect(unchangedNorm2?.data.norm).toBe('Original norm 2');
+      });
+    });
+
+    it('should maintain data consistency with multiple rapid updates', async () => {
+      const mockNode: Node = {
+        id: 'norm-1',
+        type: 'norm',
+        position: { x: 0, y: 0 },
+        data: {
+          label: 'Test Norm',
+          droppable: true,
+          norm: 'haa haa fuyaaah - link',
+          hasReduce: true,
+        },
+      };
+
+      useFlowStore.setState({
+        nodes: [mockNode],
+        edges: [],
+      });
+
+      renderWithProviders(
+        <NormNode
+          id={mockNode.id}
+          type={mockNode.type as string}
+          data={mockNode.data as any}
+          selected={false}
+          isConnectable={true}
+          zIndex={0}
+          dragging={false}
+          selectable={true}
+          deletable={true}
+          draggable={true}
+          positionAbsoluteX={0}
+          positionAbsoluteY={0}
+        />
+      );
+
+      const input = screen.getByPlaceholderText('Pepper should ...');
+
+      await user.type(input, 'a');
+      await waitFor(() => {
+        expect(useFlowStore.getState().nodes[0].data.norm).toBe('haa haa fuyaaah - link');
+      });
+
+      await user.type(input, 'b');
+      await waitFor(() => {
+        expect(useFlowStore.getState().nodes[0].data.norm).toBe('haa haa fuyaaah - link');
+      });
+
+      await user.type(input, 'c');
+      await waitFor(() => {
+        expect(useFlowStore.getState().nodes[0].data.norm).toBe('haa haa fuyaaah - link');
+      }, { timeout: 3000 });
+    });
+  });
+});

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

@@ -0,0 +1,55 @@
+import { describe, beforeEach } from '@jest/globals';
+import { screen } from '@testing-library/react';
+import { renderWithProviders, resetFlowStore } from '../.././/./../../test-utils/test-utils';
+import type { XYPosition } from '@xyflow/react';
+import { NodeTypes, NodeDefaults } from '../../../../../src/pages/VisProgPage/visualProgrammingUI/NodeRegistry';
+import '@testing-library/jest-dom'
+
+
+describe('NormNode', () => {
+  // let user: ReturnType<typeof userEvent.setup>;
+
+  // Copied from VisStores.
+  function createNode(id: string, type: string, position: XYPosition, data: Record<string, unknown>, deletable? : boolean) {
+    const defaultData = NodeDefaults[type as keyof typeof NodeDefaults]
+    const newData = {
+        id: id,
+        type: type,
+        position: position,
+        data: data,
+        deletable: deletable,
+    }
+    return {...defaultData, ...newData}
+  }  
+    
+
+  beforeEach(() => {
+    resetFlowStore();
+    // user = userEvent.setup();
+  });
+
+  describe('Rendering', () => {
+    test.each([Object.entries(NodeTypes)].map(([t])=>t))('it should render each node with the default data', (nodeType) => {
+        let newNode = createNode(nodeType + "1", nodeType, {x: 200, y:200}, {})
+        let uiElement = Object.entries(NodeTypes).find(([t])=>t==nodeType)?.[1]!;
+        let props = {
+          id:newNode.id,
+          type:newNode.type as string,
+          data:newNode.data as any,
+          selected:false,
+          isConnectable:true,
+          zIndex:0,
+          dragging:false,
+          selectable:true,
+          deletable:true,
+          draggable:true,
+          positionAbsoluteX:0,
+          positionAbsoluteY:0,}
+        renderWithProviders(uiElement(props));
+        const elements = screen.queryAllByText((content, ) => 
+        content.toLowerCase().includes(nodeType.toLowerCase())
+      );
+      expect(elements.length).toBeGreaterThan(0);
+    }); 
+  });
+});

test/test-utils/mocks.ts

@@ -0,0 +1,41 @@
+import { jest } from '@jest/globals';
+import React from 'react';
+import '@testing-library/jest-dom';
+
+/**
+ * Mock for @xyflow/react
+ * Provides simplified versions of React Flow hooks and components
+ */
+jest.mock('@xyflow/react', () => ({
+  useReactFlow: jest.fn(() => ({
+    screenToFlowPosition: jest.fn((pos: any) => pos),
+    getNode: jest.fn(),
+    getNodes: jest.fn(() => []),
+    getEdges: jest.fn(() => []),
+    setNodes: jest.fn(),
+    setEdges: jest.fn(),
+  })),
+  ReactFlowProvider: ({ children }: { children: React.ReactNode }) =>
+    React.createElement('div', { 'data-testid': 'react-flow-provider' }, children),
+  ReactFlow: ({ children, ...props }: any) =>
+    React.createElement('div', { 'data-testid': 'react-flow', ...props }, children),
+  Handle: ({ type, position, id }: any) =>
+    React.createElement('div', { 'data-testid': `handle-${type}-${id}`, 'data-position': position }),
+  Panel: ({ children, position }: any) =>
+    React.createElement('div', { 'data-testid': 'panel', 'data-position': position }, children),
+  Controls: () => React.createElement('div', { 'data-testid': 'controls' }),
+  Background: () => React.createElement('div', { 'data-testid': 'background' }),
+}));
+
+/**
+ * Mock for @neodrag/react
+ * Simplifies drag behavior for testing
+ */
+jest.mock('@neodrag/react', () => ({
+  useDraggable: jest.fn((ref: any, options?: any) => {
+    // Store the options so we can trigger them in tests
+    if (ref && ref.current) {
+      (ref.current as any)._dragOptions = options;
+    }
+  }),
+}));

test/test-utils/test-utils.tsx

@@ -0,0 +1,35 @@
+// __tests__/utils/test-utils.tsx
+import { render, type RenderOptions } from '@testing-library/react';
+import { type ReactElement, type ReactNode } from 'react';
+import { ReactFlowProvider } from '@xyflow/react';
+import useFlowStore from '../../src/pages/VisProgPage/visualProgrammingUI/VisProgStores';
+
+/**
+ * Custom render function that wraps components with necessary providers
+ * This ensures all components have access to ReactFlow context
+ */
+export function renderWithProviders(
+  ui: ReactElement,
+  options?: Omit<RenderOptions, 'wrapper'>
+) {
+  function Wrapper({ children }: { children: ReactNode }) {
+    return <ReactFlowProvider>{children}</ReactFlowProvider>;
+  }
+
+  return render(ui, { wrapper: Wrapper, ...options });
+}
+
+/**
+ * Helper to reset the Zustand store between tests
+ * This ensures test isolation
+ */
+export function resetFlowStore() {
+  useFlowStore.setState({
+    nodes: [],
+    edges: [],
+    edgeReconnectSuccessful: true,
+  });
+}
+
+// Re-export everything from testing library
+export * from '@testing-library/react';