58 lines
2.3 KiB
TypeScript
58 lines
2.3 KiB
TypeScript
import { describe, expect, it } from 'vitest'
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import { createUserMessage } from '@deepseek-ai/dsh-llm'
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import type { UserMessage } from '@deepseek-ai/dsh-llm'
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import {
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deriveBrowserTimeZoneContext,
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renderBrowserTimeZoneContext,
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} from '../src/request-zone.ts'
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function browserMessage(timeZone: string): UserMessage {
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return createUserMessage({
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content: [{ type: 'text', text: timeZone }],
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source: { kind: 'user', rpcId: `rpc-${timeZone}`, clientTimeZone: timeZone } as never,
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})
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}
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describe('browser request-zone context', () => {
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it('derives missing, unique, and sorted mixed zones from user-rpc messages only', () => {
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const plugin = createUserMessage({
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content: [{ type: 'text', text: 'plugin' }],
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source: { kind: 'plugin', plugin: 'test' },
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})
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expect(deriveBrowserTimeZoneContext([plugin])).toEqual({ kind: 'missing' })
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expect(deriveBrowserTimeZoneContext([
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browserMessage('Asia/Shanghai'),
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browserMessage('Asia/Shanghai'),
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])).toEqual({ kind: 'resolved', timeZone: 'Asia/Shanghai' })
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expect(deriveBrowserTimeZoneContext([
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browserMessage('Asia/Shanghai'),
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browserMessage('America/New_York'),
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])).toEqual({
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kind: 'mixed',
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timeZones: ['America/New_York', 'Asia/Shanghai'],
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})
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})
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it('validates every browser zone before classifying a mixed turn', () => {
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expect(() => deriveBrowserTimeZoneContext([
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browserMessage('+08:00'),
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])).toThrow(/canonical UTC or IANA Area\/Location/)
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expect(() => deriveBrowserTimeZoneContext([
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browserMessage('Asia/Shanghai'),
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browserMessage('Not/A_Real_Zone'),
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])).toThrow(/browser time zone is unsupported/)
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expect(() => deriveBrowserTimeZoneContext([
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browserMessage('Etc/UTC'),
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])).toThrow(/browser time zone must be canonical/)
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})
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it('renders one explicit model policy for every context', () => {
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expect(renderBrowserTimeZoneContext({ kind: 'resolved', timeZone: 'Asia/Shanghai' }))
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.toContain('Interpret otherwise-unqualified dates and times in this zone.')
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expect(renderBrowserTimeZoneContext({
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kind: 'mixed', timeZones: ['America/New_York', 'Asia/Shanghai'],
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})).toContain('mixed ["America/New_York","Asia/Shanghai"]')
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expect(renderBrowserTimeZoneContext({ kind: 'missing' })).toContain('unavailable')
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})
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})
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