chore: import upstream snapshot with attribution

2026-07-13 13:20:55 +08:00
commit d25d482dc2
13754 changed files with 4996608 additions and 0 deletions
@@ -0,0 +1,42 @@
+/**
+ * @vitest-environment node
+ */
+import { describe, expect, it } from 'vitest'
+import {
+  createFilePreviewSession,
+  sortFilePreviewSessions,
+} from '@/lib/copilot/request/session/file-preview-session'
+
+describe('file preview session helpers', () => {
+  it('preserves baseContent when creating a preview session', () => {
+    const session = createFilePreviewSession({
+      streamId: 'stream-1',
+      toolCallId: 'preview-1',
+      fileName: 'draft.md',
+      baseContent: 'existing content',
+    })
+
+    expect(session.baseContent).toBe('existing content')
+  })
+
+  it('sorts preview sessions by updatedAt across tool call ids', () => {
+    const sessions = sortFilePreviewSessions([
+      createFilePreviewSession({
+        streamId: 'stream-1',
+        toolCallId: 'preview-2',
+        fileName: 'b.md',
+        previewVersion: 10,
+        updatedAt: '2026-04-10T00:00:02.000Z',
+      }),
+      createFilePreviewSession({
+        streamId: 'stream-1',
+        toolCallId: 'preview-1',
+        fileName: 'a.md',
+        previewVersion: 1,
+        updatedAt: '2026-04-10T00:00:01.000Z',
+      }),
+    ])
+
+    expect(sessions.map((session) => session.id)).toEqual(['preview-1', 'preview-2'])
+  })
+})