Files
deepseek-harness/packages/core/agent/tests/llm-target.spec.ts
T

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TypeScript

import { describe, expect, it } from 'vitest'
import { Context } from 'cordis'
import SystemPrompt from '@deepseek-ai/dsh-system-prompt'
import {
agentEvents,
installAgentLlmTarget,
type Agent,
type AgentLlmTargetRef,
} from '../src/index.ts'
import { ReasoningEffortId, type LlmCallConfig } from '@deepseek-ai/dsh-llm'
describe('installAgentLlmTarget()', () => {
it('snapshots prompt variables and request routing together, then disposes both listeners', async () => {
const ctx = new Context()
await ctx.plugin(SystemPrompt)
const target: AgentLlmTargetRef = { current: undefined, assembled: undefined }
const dispose = installAgentLlmTarget(ctx, target)
const agent = {} as Agent
const seed: LlmCallConfig = { provider: 'seed', model: 'seed', temperature: 0.2 }
const signal = new AbortController().signal
expect((await ctx.systemPrompt.assemble()).variables).toEqual({})
await expect(agentEvents(ctx, agent).waterfall(
'agent/request', 1, 0, seed, signal, () => Promise.resolve(seed),
)).resolves.toBe(seed)
target.current = {
provider: 'alpha',
model: 'a1',
reasoningEffort: ReasoningEffortId('high'),
}
expect((await ctx.systemPrompt.assemble()).variables).toMatchObject({ provider: 'alpha', model: 'a1' })
target.current = { provider: 'beta', model: 'b1' }
await expect(agentEvents(ctx, agent).waterfall(
'agent/request', 1, 0, seed, signal, () => Promise.resolve(seed),
)).resolves.toEqual({
provider: 'alpha',
model: 'a1',
reasoningEffort: ReasoningEffortId('high'),
temperature: 0.2,
})
expect((await ctx.systemPrompt.assemble()).variables).toMatchObject({ provider: 'beta', model: 'b1' })
const inherited: LlmCallConfig = {
provider: 'alpha',
model: 'a1',
reasoningEffort: ReasoningEffortId('max'),
temperature: 0.2,
}
await expect(agentEvents(ctx, agent).waterfall(
'agent/request', 1, 1, inherited, signal, () => Promise.resolve(inherited),
)).resolves.toEqual({ provider: 'beta', model: 'b1', temperature: 0.2 })
dispose()
expect((await ctx.systemPrompt.assemble()).variables).toEqual({})
await expect(agentEvents(ctx, agent).waterfall(
'agent/request', 2, 0, seed, signal, () => Promise.resolve(seed),
)).resolves.toBe(seed)
await ctx.fiber.dispose()
})
})