404 lines
22 KiB
TypeScript
404 lines
22 KiB
TypeScript
import { afterEach, describe, expect, it, vi } from 'vitest'
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import { chmodSync, existsSync, mkdtempSync, readFileSync, rmSync, writeFileSync } from 'node:fs'
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import { tmpdir } from 'node:os'
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import { join } from 'node:path'
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import { Context, type Fiber } from 'cordis'
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import Loader from '@cordisjs/plugin-loader'
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import { SessionId, type SessionEvent } from '@deepseek-ai/dsh-session'
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import { defineContentToolFixture } from '@deepseek-ai/dsh-tools'
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import type { Agent } from '@deepseek-ai/dsh-agent'
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import AgentLoop from '@deepseek-ai/dsh-agent-loop'
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import { mountAgentLoopTestDependencies } from '@deepseek-ai/dsh-agent-loop-testkit'
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import { LocalBashExecutor } from '@deepseek-ai/dsh-bash-local'
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import { scopeTarget } from '@deepseek-ai/dsh-scope'
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import SubagentService, { SubagentRunId } from '@deepseek-ai/dsh-subagent'
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import * as HooksClaude from '@deepseek-ai/dsh-hooks-claude'
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import { MockAdapter, textResponse, toolCallResponse } from '../../../core/agent-loop/tests/mock-adapter.ts'
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/**
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* Full-loop bridge tests: a scripted mock MODEL drives the REAL agent loop + REAL
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* bash executor, and the REAL `dsh-hooks-claude` bridge runs REAL shell hook
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* scripts written to a temp dir — only the model is mocked (the "prefer the real
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* implementation" rule). Each test writes a `hooks.json` + executable scripts,
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* loads the bridge pointed at them, and asserts the hook's effect on the loop.
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*/
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const dirs: string[] = []
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afterEach(() => { for (const d of dirs.splice(0)) rmSync(d, { recursive: true, force: true }) })
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function subagentCarrier(ctx: Context) {
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return scopeTarget(ctx as unknown as SubagentService, undefined)
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}
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/** Write a hooks.json + named executable scripts into a fresh temp dir. */
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function writeConfig(hooks: unknown, scripts: Record<string, string> = {}): string {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks }))
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for (const [name, body] of Object.entries(scripts)) {
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const path = join(dir, name)
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writeFileSync(path, body)
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chmodSync(path, 0o755)
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}
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return dir
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}
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async function harness(configDir: string, adapter: MockAdapter): Promise<Context> {
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return (await harnessWithFiber(configDir, adapter)).ctx
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}
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/** {@link harness}, also exposing the bridge's fiber for tests that dispose it. */
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async function harnessWithFiber(configDir: string, adapter: MockAdapter): Promise<{ ctx: Context; hooks: Fiber }> {
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const ctx = new Context()
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await mountAgentLoopTestDependencies(ctx)
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await ctx.plugin(AgentLoop, { agents: [] })
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await ctx.plugin(LocalBashExecutor, { timeoutMs: 10_000 })
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const hooks = await ctx.plugin(HooksClaude, { configPath: join(configDir, 'hooks.json') })
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ctx.llm.registerAdapter(['mock'], adapter)
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return { ctx, hooks }
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}
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function waitForIdle(ctx: Context, agent: Agent): Promise<void> {
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return new Promise((resolve) => {
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const dispose = ctx.on('agent/status', (subject, status) => {
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if (subject === agent && status === 'idle') { dispose(); resolve() }
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})
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})
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}
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function events(agent: Agent): SessionEvent[] {
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return [...agent.session.events]
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}
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/**
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* Poll `predicate` until it returns true or the deadline passes. Detached
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* emit-listener hooks (session-start, subagent) fire on a `.then` the test can't
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* await directly; polling for the observable EFFECT is robust under load, where a
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* single fixed sleep flakes ("async state is not synchronous state").
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*/
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async function waitFor(predicate: () => boolean, timeout = 5000, interval = 10): Promise<void> {
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const deadline = Date.now() + timeout
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while (!predicate()) {
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if (Date.now() > deadline) throw new Error('waitFor: condition not met before deadline')
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await new Promise(r => setTimeout(r, interval))
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}
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}
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describe('hooks-claude bridge — UserPromptSubmit', () => {
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it('a UserPromptSubmit hook that exits 2 blocks the prompt (rejected turn)', async () => {
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// The UserPromptSubmit hook exits 2 (blocking) with a reason on stderr.
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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const block = join(dir, 'block.sh')
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writeFileSync(block, '#!/usr/bin/env bash\necho "prompt denied by policy" >&2\nexit 2\n')
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chmodSync(block, 0o755)
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: { UserPromptSubmit: [{ hooks: [{ type: 'command', command: block }] }] } }))
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const adapter = new MockAdapter([textResponse('should not run')])
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const ctx = await harness(dir, adapter)
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const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
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agent.followup([{ type: 'text', text: 'do something' }])
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await waitForIdle(ctx, agent)
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// The prompt was blocked: model never called, turn ended rejected.
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expect(adapter.requests).toHaveLength(0)
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const turnEnd = events(agent).findLast(e => e.type === 'turn/end')
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expect(turnEnd?.type === 'turn/end' && turnEnd.data.reason.kind).toBe('rejected')
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// The hook ran and was recorded.
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expect(events(agent).some(e => e.type === 'hook/invoked' && e.data.point === 'UserPromptSubmit')).toBe(true)
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expect(events(agent).some(e => e.type === 'hook/result' && e.data.decision === 'block')).toBe(true)
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})
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it('a UserPromptSubmit hook printing additionalContext injects it for the model', async () => {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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const ctxScript = join(dir, 'ctx.sh')
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writeFileSync(ctxScript, '#!/usr/bin/env bash\necho \'{"hookSpecificOutput":{"hookEventName":"UserPromptSubmit","additionalContext":"remember: be brief"}}\'\n')
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chmodSync(ctxScript, 0o755)
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: { UserPromptSubmit: [{ hooks: [{ type: 'command', command: ctxScript }] }] } }))
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const adapter = new MockAdapter([textResponse('ok')])
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const ctx = await harness(dir, adapter)
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const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
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agent.followup([{ type: 'text', text: 'go' }])
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await waitForIdle(ctx, agent)
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// The injected context reached the model and is recorded with the plugin source.
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expect(JSON.stringify(adapter.requests[0]!.messages)).toContain('remember: be brief')
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const ctxMsg = events(agent).find(e => e.type === 'user/message' && e.data.source.kind !== 'user')
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expect(ctxMsg?.type === 'user/message' && ctxMsg.data.source).toEqual({ kind: 'plugin', plugin: 'hooks-claude' })
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})
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})
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describe('hooks-claude bridge — PreToolUse', () => {
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it('a matching PreToolUse hook that exits 2 denies the tool (isError result), tool never runs', async () => {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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const deny = join(dir, 'deny.sh')
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writeFileSync(deny, '#!/usr/bin/env bash\necho "danger tool blocked" >&2\nexit 2\n')
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chmodSync(deny, 0o755)
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// Matcher "danger" (literal) selects only the danger tool.
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: { PreToolUse: [{ matcher: 'danger', hooks: [{ type: 'command', command: deny }] }] } }))
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const adapter = new MockAdapter([toolCallResponse('c1', 'danger', {}), textResponse('done')])
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const ctx = await harness(dir, adapter)
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let ran = false
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ctx.tools.register(defineContentToolFixture({ name: 'danger', description: 'd', parameters: {}, async execute() { ran = true; return [{ type: 'text', text: 'should not run' }] } }))
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const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
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agent.followup([{ type: 'text', text: 'use danger' }])
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await waitForIdle(ctx, agent)
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expect(ran).toBe(false)
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const result = events(agent).find(e => e.type === 'tool/result')
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expect(result?.type === 'tool/result' && result.data.isError).toBe(true)
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expect(result?.type === 'tool/result' && result.data.content.some(b => b.type === 'text' && b.text.includes('danger tool blocked'))).toBe(true)
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})
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it('a PreToolUse hook whose matcher does NOT match leaves the tool alone', async () => {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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const deny = join(dir, 'deny.sh')
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writeFileSync(deny, '#!/usr/bin/env bash\nexit 2\n')
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chmodSync(deny, 0o755)
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// Matcher only targets "danger" — the "safe" tool is untouched.
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: { PreToolUse: [{ matcher: 'danger', hooks: [{ type: 'command', command: deny }] }] } }))
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const adapter = new MockAdapter([toolCallResponse('c1', 'safe', {}), textResponse('done')])
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const ctx = await harness(dir, adapter)
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let ran = false
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ctx.tools.register(defineContentToolFixture({ name: 'safe', description: 's', parameters: {}, async execute() { ran = true; return [{ type: 'text', text: 'ran ok' }] } }))
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const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
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agent.followup([{ type: 'text', text: 'use safe' }])
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await waitForIdle(ctx, agent)
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expect(ran).toBe(true)
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const result = events(agent).find(e => e.type === 'tool/result')
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expect(result?.type === 'tool/result' && result.data.isError).toBe(false)
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})
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})
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describe('hooks-claude bridge — PostToolUse', () => {
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it('a PostToolUse hook that blocks (exit 2) turns the result into an isError with feedback', async () => {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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const block = join(dir, 'block.sh')
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writeFileSync(block, '#!/usr/bin/env bash\necho "output rejected, retry" >&2\nexit 2\n')
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chmodSync(block, 0o755)
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: { PostToolUse: [{ hooks: [{ type: 'command', command: block }] }] } }))
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const adapter = new MockAdapter([toolCallResponse('c1', 'echo', {}), textResponse('done')])
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const ctx = await harness(dir, adapter)
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ctx.tools.register(defineContentToolFixture({ name: 'echo', description: 'e', parameters: {}, async execute() { return [{ type: 'text', text: 'raw output' }] } }))
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const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
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agent.followup([{ type: 'text', text: 'go' }])
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await waitForIdle(ctx, agent)
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const result = events(agent).find(e => e.type === 'tool/result')
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// PostToolUse blocks AFTER the tool ran: the result is rewritten to isError + feedback.
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expect(result?.type === 'tool/result' && result.data.isError).toBe(true)
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expect(result?.type === 'tool/result' && result.data.content.some(b => b.type === 'text' && b.text.includes('output rejected, retry'))).toBe(true)
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})
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it('a PostToolUse hook printing additionalContext attaches it after the tool result', async () => {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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const s = join(dir, 'ctx.sh')
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writeFileSync(s, '#!/usr/bin/env bash\necho \'{"hookSpecificOutput":{"hookEventName":"PostToolUse","additionalContext":"note: tool was slow"}}\'\n')
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chmodSync(s, 0o755)
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: { PostToolUse: [{ hooks: [{ type: 'command', command: s }] }] } }))
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const adapter = new MockAdapter([toolCallResponse('c1', 'echo', {}), textResponse('done')])
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const ctx = await harness(dir, adapter)
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ctx.tools.register(defineContentToolFixture({ name: 'echo', description: 'e', parameters: {}, async execute() { return [{ type: 'text', text: 'ok' }] } }))
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const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
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agent.followup([{ type: 'text', text: 'go' }])
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await waitForIdle(ctx, agent)
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const log = events(agent)
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const resultIdx = log.findIndex(e => e.type === 'tool/result')
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const ctxIdx = log.findIndex(e => e.type === 'user/message' && e.data.source.kind !== 'user')
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expect(ctxIdx).toBeGreaterThan(resultIdx) // context appended AFTER the tool result
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const ctxMsg = log[ctxIdx]
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expect(ctxMsg?.type === 'user/message' && ctxMsg.data.content.some(b => b.type === 'text' && b.text.includes('tool was slow'))).toBe(true)
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})
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it('a PreToolUse permissionDecision:ask degrades to ask (the tool is gated, not run)', async () => {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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const s = join(dir, 'ask.sh')
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writeFileSync(s, '#!/usr/bin/env bash\necho \'{"hookSpecificOutput":{"hookEventName":"PreToolUse","permissionDecision":"ask","permissionDecisionReason":"needs approval"}}\'\n')
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chmodSync(s, 0o755)
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: { PreToolUse: [{ hooks: [{ type: 'command', command: s }] }] } }))
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const adapter = new MockAdapter([toolCallResponse('c1', 'echo', {}), textResponse('done')])
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const ctx = await harness(dir, adapter)
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let ran = false
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ctx.tools.register(defineContentToolFixture({ name: 'echo', description: 'e', parameters: {}, async execute() { ran = true; return [{ type: 'text', text: 'x' }] } }))
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const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
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agent.followup([{ type: 'text', text: 'go' }])
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await waitForIdle(ctx, agent)
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// `ask` degrades to deny today (FIXME permissions): the tool does not run and the result is isError.
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expect(ran).toBe(false)
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const result = events(agent).find(e => e.type === 'tool/result')
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expect(result?.type === 'tool/result' && result.data.isError).toBe(true)
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expect(result?.type === 'tool/result' && result.data.content.some(b => b.type === 'text' && b.text.includes('needs approval'))).toBe(true)
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})
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})
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describe('hooks-claude bridge — SessionStart', () => {
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it('a SessionStart hook injects additionalContext the first request sees', async () => {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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const s = join(dir, 'start.sh')
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writeFileSync(s, '#!/usr/bin/env bash\necho \'{"hookSpecificOutput":{"hookEventName":"SessionStart","additionalContext":"project uses tabs"}}\'\n')
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chmodSync(s, 0o755)
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// matcher 'startup' selects the startup source.
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: { SessionStart: [{ matcher: 'startup', hooks: [{ type: 'command', command: s }] }] } }))
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const adapter = new MockAdapter([textResponse('ok')])
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const ctx = await harness(dir, adapter)
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const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
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// session-start fires async (detached .then → agent.inject); wait for the
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// injected context/message to actually land before sending, rather than a
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// fixed sleep that flakes under load.
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await waitFor(() => events(agent).some(e => e.type === 'user/message'
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&& e.data.content.some(b => b.type === 'text' && b.text.includes('project uses tabs'))))
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agent.followup([{ type: 'text', text: 'go' }])
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await waitForIdle(ctx, agent)
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expect(JSON.stringify(adapter.requests[0]!.messages)).toContain('project uses tabs')
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})
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})
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describe('hooks-claude bridge — SubagentStart / SubagentStop (observe)', () => {
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it('runs SubagentStart and SubagentStop hooks when the subagent lifecycle events fire', async () => {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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// Each hook touches a marker file so we can assert it ran (these events are
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// observe-only — there is no decision to assert, only the side effect).
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const startMarker = join(dir, 'start-ran')
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const stopMarker = join(dir, 'stop-ran')
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const startHook = join(dir, 'start.sh')
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const stopHook = join(dir, 'stop.sh')
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writeFileSync(startHook, `#!/usr/bin/env bash\ntouch "${startMarker}"\n`)
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writeFileSync(stopHook, `#!/usr/bin/env bash\ntouch "${stopMarker}"\n`)
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chmodSync(startHook, 0o755)
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chmodSync(stopHook, 0o755)
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: {
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SubagentStart: [{ hooks: [{ type: 'command', command: startHook }] }],
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SubagentStop: [{ hooks: [{ type: 'command', command: stopHook }] }],
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} }))
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const adapter = new MockAdapter([])
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const { ctx, hooks } = await harnessWithFiber(dir, adapter)
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// Drive the observe-only lifecycle events directly (no real child needed — the
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// bridge just listens). No child agent is registered, so SubagentStart's
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// child lookup yields undefined and it simply runs the hook.
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ctx.emit(subagentCarrier(ctx), 'subagent/start', { runId: SubagentRunId('run-1'), provider: 'inproc', id: SessionId('child-1'), local: false })
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ctx.emit(subagentCarrier(ctx), 'subagent/end', { runId: SubagentRunId('run-1'), provider: 'inproc', id: SessionId('child-1'), local: false, stopReason: 'completed', lastAssistantMessage: [{ type: 'text', text: 'done' }] })
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// Both hooks run async (detached .then); poll for their marker files rather
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// than a fixed sleep that flakes under load.
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await waitFor(() => existsSync(startMarker) && existsSync(stopMarker))
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expect(existsSync(startMarker)).toBe(true)
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expect(existsSync(stopMarker)).toBe(true)
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// The markers prove the hook PROCESSES ran, not that the detached `.then`
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// continuations did (`touch` lands before the process exits). Dispose drains
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// them, so the no-context arm of the SubagentStart continuation — covered
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// only here — executes before this file's coverage snapshot instead of
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// racing it (the arm went uncovered on a loaded CI runner and failed the
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// per-file 100% branch gate).
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await hooks.dispose()
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})
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it('disposing the bridge aborts a still-running hook and drains to quiescence', async () => {
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const dir = mkdtempSync(join(tmpdir(), 'dsh-hooks-claude-'))
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dirs.push(dir)
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const pidFile = join(dir, 'pid')
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const marker = join(dir, 'started')
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const slowHook = join(dir, 'slow.sh')
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// Record the hook shell's PID and touch the marker FIRST so the test can
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// tell "the hook is genuinely mid-run", then sleep far past the suite
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// timeout. Dispose must KILL the process (the tracker's abort signal), not
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// await its exit or its 10-minute default hook timeout.
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writeFileSync(slowHook, `#!/usr/bin/env bash\necho $$ > "${pidFile}"\ntouch "${marker}"\nsleep 30\n`)
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chmodSync(slowHook, 0o755)
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writeFileSync(join(dir, 'hooks.json'), JSON.stringify({ hooks: {
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SubagentStart: [{ hooks: [{ type: 'command', command: slowHook }] }],
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} }))
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const { ctx, hooks } = await harnessWithFiber(dir, new MockAdapter([]))
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const warn = vi.fn()
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ctx.logger.warn = warn as never
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ctx.emit(subagentCarrier(ctx), 'subagent/start', { runId: SubagentRunId('run-1'), provider: 'inproc', id: SessionId('child-1'), local: false })
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await waitFor(() => existsSync(marker))
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const pid = Number(readFileSync(pidFile, 'utf8').trim())
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await hooks.dispose()
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// Quiescence, not just promptness: the drain resolves only after the run
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// settled, and the run settles only after the killed process was reaped —
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// so by the time dispose returns, the PID must be GONE (kill(pid, 0)
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// throws ESRCH). An untracked fire-and-forget regression would leave the
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// process alive (or unreaped) and fail this deterministically.
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expect(() => process.kill(pid, 0)).toThrow()
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// The aborted run resolves as a non-blocking error (runHook never rejects),
|
|
// so the drained continuation must NOT have logged a failure.
|
|
expect(warn).not.toHaveBeenCalledWith(expect.stringContaining('SubagentStart hook failed'))
|
|
})
|
|
})
|
|
|
|
describe('hooks-claude bridge — load resilience', () => {
|
|
it('a missing config file registers no hooks and does not crash the loop', async () => {
|
|
const adapter = new MockAdapter([textResponse('fine')])
|
|
const ctx = new Context()
|
|
await mountAgentLoopTestDependencies(ctx)
|
|
await ctx.plugin(AgentLoop, { agents: [] })
|
|
await ctx.plugin(LocalBashExecutor, { timeoutMs: 10_000 })
|
|
await ctx.plugin(HooksClaude, { configPath: '/nonexistent/hooks.json' })
|
|
ctx.llm.registerAdapter(['mock'], adapter)
|
|
const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
|
|
agent.followup([{ type: 'text', text: 'go' }])
|
|
await waitForIdle(ctx, agent)
|
|
// The turn ran normally — no hooks, no crash.
|
|
expect(adapter.requests).toHaveLength(1)
|
|
})
|
|
|
|
it('disposing the bridge fiber removes its listeners (HMR safety)', async () => {
|
|
// A BLOCKING UserPromptSubmit hook: if the listener leaked past dispose it
|
|
// would veto the prompt (0 model requests) and log a hook/invoked. Build the
|
|
// ctx WITHOUT the harness's own bridge mount so this is the ONLY mount, then
|
|
// dispose it — a leaked listener fails the test (a no-op `true` hook would
|
|
// pass even leaked, so it proved nothing).
|
|
const dir = writeConfig({ UserPromptSubmit: [{ hooks: [{ type: 'command', command: 'exit 2' }] }] })
|
|
const adapter = new MockAdapter([textResponse('ok')])
|
|
const ctx = new Context()
|
|
await mountAgentLoopTestDependencies(ctx)
|
|
await ctx.plugin(AgentLoop, { agents: [] })
|
|
await ctx.plugin(LocalBashExecutor, { timeoutMs: 10_000 })
|
|
const fiber = await ctx.plugin(HooksClaude, { configPath: join(dir, 'hooks.json') })
|
|
await fiber.dispose()
|
|
ctx.llm.registerAdapter(['mock'], adapter)
|
|
const agent = ctx.agentLoop.create(SessionId('a1'), { provider: 'mock', model: 'mock' })
|
|
agent.followup([{ type: 'text', text: 'go' }])
|
|
await waitForIdle(ctx, agent)
|
|
expect(adapter.requests).toHaveLength(1) // not blocked → the listener is gone
|
|
expect(events(agent).some(e => e.type === 'hook/invoked')).toBe(false) // no hook ran
|
|
})
|
|
|
|
it('has the namespace-plugin export shape (no stray default) so the Loader keeps name/inject/apply', () => {
|
|
// Postmortem 0001 guard: this plugin HAS `inject = ['bash']`, so a stray
|
|
// `export default apply` would collapse the module via `unwrapExports`
|
|
// (`exports.default ?? exports`), DROP `inject`, and crash at load with
|
|
// "cannot get property … without inject". Guard the shape directly.
|
|
expect('default' in HooksClaude).toBe(false)
|
|
expect(HooksClaude.name).toBe('hooks-claude')
|
|
expect(HooksClaude.inject).toEqual(['bash'])
|
|
const loader = Object.create(Loader.prototype) as Loader
|
|
const unwrapped = loader.unwrapExports(HooksClaude) as Record<string, unknown>
|
|
expect(unwrapped).toBe(HooksClaude)
|
|
expect(unwrapped.name).toBe('hooks-claude')
|
|
expect(unwrapped.inject).toEqual(['bash'])
|
|
expect(typeof unwrapped.apply).toBe('function')
|
|
})
|
|
})
|