chore: create new tests for the UI, namely normnode, and one for all nodes

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

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+// __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';