forked from Zakaria/hermes-agent
Zakaria
76 lines
2.6 KiB
TypeScript
76 lines
2.6 KiB
TypeScript
import { mkdtempSync, readFileSync, rmSync } 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 { afterEach, beforeEach, describe, expect, it, vi } from 'vitest'
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// parentLog gates itself off under VITEST so unit tests can't pollute a real
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// ~/.hermes. To exercise the real persistence path we clear that gate, point
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// HERMES_HOME at a temp dir, and re-import the module fresh (path + enabled
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// flag are captured at module load).
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const loadFresh = async (home: string) => {
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vi.resetModules()
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vi.stubEnv('VITEST', '')
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vi.stubEnv('HERMES_HOME', home)
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return import('../lib/parentLog.js')
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}
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describe('recordParentLifecycle', () => {
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let home: string
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beforeEach(() => {
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home = mkdtempSync(join(tmpdir(), 'hermes-parentlog-'))
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})
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afterEach(() => {
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vi.unstubAllEnvs()
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rmSync(home, { force: true, recursive: true })
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})
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it('appends a timestamped breadcrumb to logs/tui_gateway_crash.log', async () => {
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const { recordParentLifecycle } = await loadFresh(home)
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recordParentLifecycle('graceful-exit received signal=SIGHUP → killing gateway')
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const contents = readFileSync(join(home, 'logs', 'tui_gateway_crash.log'), 'utf8')
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expect(contents).toContain('[tui-parent]')
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expect(contents).toContain('graceful-exit received signal=SIGHUP → killing gateway')
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expect(contents).toMatch(/\d{4}-\d{2}-\d{2}T/)
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})
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it('collapses embedded newlines so a value stays one breadcrumb', async () => {
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const { recordParentLifecycle } = await loadFresh(home)
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recordParentLifecycle('uncaughtException: boom\n at foo()\r\n at bar()')
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const lines = readFileSync(join(home, 'logs', 'tui_gateway_crash.log'), 'utf8').trimEnd().split('\n')
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expect(lines).toHaveLength(1)
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expect(lines[0]).toContain('boom ↵ at foo() ↵ at bar()')
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})
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it('caps an oversized breadcrumb so it cannot bloat the shared crash log', async () => {
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const { recordParentLifecycle } = await loadFresh(home)
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recordParentLifecycle('x'.repeat(10_000))
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const line = readFileSync(join(home, 'logs', 'tui_gateway_crash.log'), 'utf8')
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expect(line).toContain('[truncated 10000 chars]')
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expect(line.length).toBeLessThan(4_500)
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})
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it('is a no-op under VITEST so tests stay hermetic', async () => {
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vi.resetModules()
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vi.stubEnv('VITEST', 'true')
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vi.stubEnv('HERMES_HOME', home)
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const { recordParentLifecycle } = await import('../lib/parentLog.js')
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expect(() => recordParentLifecycle('should not be written')).not.toThrow()
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expect(() => readFileSync(join(home, 'logs', 'tui_gateway_crash.log'), 'utf8')).toThrow()
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})
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})
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