75 lines
2.7 KiB
JavaScript
75 lines
2.7 KiB
JavaScript
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// Pins the main-side SessionForkError message classifier and asserts it
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// agrees with the renderer's classifier on the same message. Divergence
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// would mean the shell reports a different code than the renderer's system
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// line ends up showing — worse than not classifying at all.
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'use strict'
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const test = require('node:test')
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const assert = require('node:assert/strict')
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const { classifyForkErrorMessage } = require('../src/main/fork-error-classify.js')
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const { loadRenderer } = require('./renderer-harness.js')
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// Fixture messages sampled from the exact throw sites in
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// packages/core/session/src/index.ts on the integration worktree
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// (2026-07-16). The wire flattens SessionForkError into -32603 with the
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// message verbatim, so this fixture is what we'd actually see on the shell
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// side. When the kernel rewords a message, update both classifiers together.
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const CASES = [
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{
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msg: 'fork boundary 12 in session "abc" must be turn/end, got assistant/message',
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code: 'OPEN_TURN',
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},
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{
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msg: 'fork boundary for session "x" must be a non-negative safe integer, got NaN',
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code: 'INVALID_BOUNDARY',
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},
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{
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msg: 'fork boundary 999 does not exist in session "x" (last seq: 42)',
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code: 'INVALID_BOUNDARY',
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},
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{
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msg: 'fork boundary 5 does not match a contiguous event seq in session "x"',
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code: 'INVALID_BOUNDARY',
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},
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{
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msg: 'session "abc" is not the live store instance',
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code: 'SESSION_NOT_LIVE',
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},
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{
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msg: 'session "abc" not found',
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code: 'SESSION_NOT_FOUND',
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},
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{
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msg: 'session "abc-fork-1" already exists',
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code: 'SESSION_ALREADY_EXISTS',
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},
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]
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test('classifyForkErrorMessage pins each SessionForkError throw site to its code', () => {
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for (const { msg, code } of CASES) {
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assert.equal(classifyForkErrorMessage(msg), code, msg)
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}
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})
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test('unknown / empty / non-string messages return null (main.js falls through to mock)', () => {
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assert.equal(classifyForkErrorMessage(''), null)
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assert.equal(classifyForkErrorMessage(undefined), null)
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assert.equal(classifyForkErrorMessage(null), null)
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assert.equal(classifyForkErrorMessage(42), null)
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assert.equal(classifyForkErrorMessage('method not found: session/fork'), null)
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assert.equal(classifyForkErrorMessage('unknown session: abc'), null)
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})
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test('main-side and renderer-side classifiers agree on every kernel message', async () => {
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const { window } = await loadRenderer()
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const { classifyForkError } = window.__dshRenderer
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for (const { msg, code } of CASES) {
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const rendererCode = classifyForkError(new Error(msg)).code
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const mainCode = classifyForkErrorMessage(msg)
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assert.equal(rendererCode, code, `renderer: ${msg}`)
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assert.equal(mainCode, code, `main: ${msg}`)
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assert.equal(rendererCode, mainCode, `agreement: ${msg}`)
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}
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})
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