初始化模版工程

components/nova-sdk/nova-chat/ChatHeader.test.tsx

@@ -0,0 +1,33 @@
+import { describe, it, expect } from 'vitest'
+import { render, screen } from '@testing-library/react'
+import { ChatHeader } from './ChatHeader'
+
+describe('ChatHeader', () => {
+  it('returns null when no header provided', () => {
+    const { container } = render(<ChatHeader />)
+    expect(container.firstChild).toBeNull()
+  })
+
+  it('renders string header as CardTitle', () => {
+    render(<ChatHeader header="Test Title" />)
+    expect(screen.getByText('Test Title')).toBeInTheDocument()
+  })
+
+  it('renders custom React node header', () => {
+    render(<ChatHeader header={<span data-testid="custom">Custom Header</span>} />)
+    expect(screen.getByTestId('custom')).toBeInTheDocument()
+    expect(screen.getByText('Custom Header')).toBeInTheDocument()
+  })
+
+  it('renders string header inside px-6 container', () => {
+    render(<ChatHeader header="Title" />)
+    const title = screen.getByText('Title')
+    expect(title.closest('.px-6')).not.toBeNull()
+  })
+
+  it('renders custom header inside px-4 container', () => {
+    render(<ChatHeader header={<div>Custom</div>} />)
+    const custom = screen.getByText('Custom')
+    expect(custom.closest('.px-4')).not.toBeNull()
+  })
+})