test: add comprehensive unit and integration tests for dataset module (#32187)

Co-authored-by: CodingOnStar <hanxujiang@dify.com>
Co-authored-by: Cursor <cursoragent@cursor.com>

web/app/components/datasets/external-api/external-api-modal/__tests__/Form.spec.tsx

@@ -1,7 +1,7 @@
-import type { CreateExternalAPIReq, FormSchema } from '../declarations'
+import type { CreateExternalAPIReq, FormSchema } from '../../declarations'
 import { fireEvent, render, screen } from '@testing-library/react'
 import { beforeEach, describe, expect, it, vi } from 'vitest'
-import Form from './Form'
+import Form from '../Form'
 
 // Mock context for i18n doc link
 vi.mock('@/context/i18n', () => ({

web/app/components/datasets/external-api/external-api-modal/__tests__/index.spec.tsx

@@ -1,17 +1,16 @@
-import type { CreateExternalAPIReq } from '../declarations'
+import type { CreateExternalAPIReq } from '../../declarations'
 import { fireEvent, render, screen, waitFor } from '@testing-library/react'
 import { beforeEach, describe, expect, it, vi } from 'vitest'
 // Import mocked service
 import { createExternalAPI } from '@/service/datasets'
 
-import AddExternalAPIModal from './index'
+import AddExternalAPIModal from '../index'
 
 // Mock API service
 vi.mock('@/service/datasets', () => ({
   createExternalAPI: vi.fn(),
 }))
 
-// Mock toast context
 const mockNotify = vi.fn()
 vi.mock('@/app/components/base/toast', () => ({
   useToastContext: () => ({

web/app/components/datasets/external-api/external-api-panel/__tests__/index.spec.tsx

@@ -1,7 +1,7 @@
 import type { ExternalAPIItem } from '@/models/datasets'
 import { fireEvent, render, screen, waitFor } from '@testing-library/react'
 import { beforeEach, describe, expect, it, vi } from 'vitest'
-import ExternalAPIPanel from './index'
+import ExternalAPIPanel from '../index'
 
 // Mock external contexts (only mock context providers, not base components)
 const mockSetShowExternalKnowledgeAPIModal = vi.fn()
@@ -28,7 +28,7 @@ vi.mock('@/context/i18n', () => ({
 }))
 
 // Mock the ExternalKnowledgeAPICard to avoid mocking its internal dependencies
-vi.mock('../external-knowledge-api-card', () => ({
+vi.mock('../../external-knowledge-api-card', () => ({
   default: ({ api }: { api: ExternalAPIItem }) => (
     <div data-testid={`api-card-${api.id}`}>{api.name}</div>
   ),

web/app/components/datasets/external-api/external-knowledge-api-card/__tests__/index.spec.tsx

@@ -4,7 +4,7 @@ import { beforeEach, describe, expect, it, vi } from 'vitest'
 // Import mocked services
 import { checkUsageExternalAPI, deleteExternalAPI, fetchExternalAPI } from '@/service/datasets'
 
-import ExternalKnowledgeAPICard from './index'
+import ExternalKnowledgeAPICard from '../index'
 
 // Mock API services
 vi.mock('@/service/datasets', () => ({