From 022d73d0ede53f505c6018ddf1fa8e74f4e39529 Mon Sep 17 00:00:00 2001
From: JzoNg <jzongcode@gmail.com>
Date: Wed, 22 Apr 2026 07:45:52 +0800
Subject: [PATCH] Lock paragraph prepopulate behavior

---
 .../__tests__/input-field.spec.tsx            | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/web/app/components/base/prompt-editor/plugins/hitl-input-block/__tests__/input-field.spec.tsx b/web/app/components/base/prompt-editor/plugins/hitl-input-block/__tests__/input-field.spec.tsx
index 29258c0202..feaa14000f 100644
--- a/web/app/components/base/prompt-editor/plugins/hitl-input-block/__tests__/input-field.spec.tsx
+++ b/web/app/components/base/prompt-editor/plugins/hitl-input-block/__tests__/input-field.spec.tsx
@@ -324,4 +324,26 @@ describe('InputField', () => {
     })
     expect(screen.queryByText(/workflow\.nodes\.humanInput\.insertInputField\.prePopulateField/i)).not.toBeInTheDocument()
   })
+
+  it('should keep paragraph pre-populate editor available after switching back to paragraph', async () => {
+    const user = userEvent.setup()
+
+    render(
+      <InputField
+        nodeId="node-8"
+        isEdit={false}
+        payload={createPayload()}
+        onChange={vi.fn()}
+        onCancel={vi.fn()}
+      />,
+    )
+
+    expect(screen.getByText(/workflow\.nodes\.humanInput\.insertInputField\.prePopulateField/i)).toBeInTheDocument()
+
+    await user.click(screen.getByRole('button', { name: 'select-file' }))
+    expect(screen.queryByText(/workflow\.nodes\.humanInput\.insertInputField\.prePopulateField/i)).not.toBeInTheDocument()
+
+    await user.click(screen.getByRole('button', { name: 'select-paragraph' }))
+    expect(screen.getByText(/workflow\.nodes\.humanInput\.insertInputField\.prePopulateField/i)).toBeInTheDocument()
+  })
 })