初始化模版工程

components/nova-sdk/task-panel/Preview/previewUtils.test.ts

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+import { describe, expect, it } from 'vitest'
+import type { TaskArtifact } from '../../types'
+import { extractToolOutputArtifact, normalizeArtifactFileType } from './previewUtils'
+
+describe('normalizeArtifactFileType', () => {
+  it('normalizes common mime types', () => {
+    expect(normalizeArtifactFileType('text/markdown')).toBe('md')
+    expect(normalizeArtifactFileType('image/svg+xml')).toBe('svg')
+    expect(
+      normalizeArtifactFileType(
+        'application/vnd.openxmlformats-officedocument.presentationml.presentation',
+      ),
+    ).toBe('pptx')
+  })
+
+  it('falls back to file extension', () => {
+    expect(normalizeArtifactFileType('', 'report.csv')).toBe('csv')
+    expect(normalizeArtifactFileType(undefined, undefined, '/tmp/demo.py')).toBe('py')
+  })
+})
+
+describe('extractToolOutputArtifact', () => {
+  const baseArtifact: TaskArtifact = {
+    path: 'tool-call-1',
+    file_name: '工具调用',
+    file_type: 'tool_call',
+    event_type: 'tool_call',
+    tool_name: 'file_create',
+  }
+
+  it('extracts remote file artifacts from tool_output', () => {
+    const artifact = extractToolOutputArtifact({
+      ...baseArtifact,
+      tool_output: {
+        path: '/upload/result/index.html',
+        file_name: 'index.html',
+        file_type: 'text/html',
+      },
+    })
+
+    expect(artifact).toEqual({
+      path: '/upload/result/index.html',
+      file_name: 'index.html',
+      file_type: 'html',
+      content: undefined,
+      url: undefined,
+      task_id: undefined,
+    })
+  })
+
+  it('extracts inline preview content when only file_type and content exist', () => {
+    const artifact = extractToolOutputArtifact({
+      ...baseArtifact,
+      tool_output: {
+        file_name: 'notes.md',
+        file_type: 'text/markdown',
+        content: '# Title',
+      },
+    })
+
+    expect(artifact).toEqual({
+      path: '',
+      file_name: 'notes.md',
+      file_type: 'md',
+      content: '# Title',
+      url: undefined,
+      task_id: undefined,
+    })
+  })
+
+  it('ignores non-file tool outputs', () => {
+    expect(
+      extractToolOutputArtifact({
+        ...baseArtifact,
+        tool_output: {
+          status: 'ok',
+          message: 'done',
+        },
+      }),
+    ).toBeNull()
+  })
+})