Files
orca/config/scripts/workflow/source-routing/pr-code-change-scope.test.mjs
T
OrcaWinandOrcaWin bedb2bbaf1 test: remove low-value journal, input and capture examples (#41368)
* test: remove low-value journal and smart-key samples

* test: remove low-value journal, input and capture examples

---------

Co-authored-by: OrcaWin <293788423+OrcaWin@users.noreply.github.com>
2026-11-11 20:32:02 -08:00

98 lines
3.9 KiB
JavaScript

import { spawn } from 'node:child_process'
import { readFileSync } from 'node:fs'
import { resolve } from 'node:path'
import { describe, expect, it } from 'vitest'
import { parse } from 'yaml'
import { UNIT_EXCLUDE } from '../../ci/unit-selection/dependency-graph/ci-unit-files.mjs'
import { classifyPrJobs } from './pr-code-change-scope.mjs'
const projectDir = resolve(import.meta.dirname, '../../../..')
const SHELL_CONTRACTS_STEP = 'Test real shell contracts'
/** Every test file the shell contracts step's whole `run` script names, across all of its commands.
* The YAML parser owns the block's extent, so a blank line or a later command cannot truncate the
* list (C3-3). Null when the step is gone. */
function shellContractsStepTests(workflowYaml) {
const steps = parse(workflowYaml)?.jobs?.shell_contracts?.steps ?? []
const step = steps.find((candidate) => candidate?.name === SHELL_CONTRACTS_STEP)
if (typeof step?.run !== 'string') {
return null
}
return step.run.split(/\s+/).filter((token) => token.endsWith('.test.ts'))
}
describe('per-job path classification', () => {
// Mobile-only edits must run audits that lint mobile; skipped audits let #20702 duplicate imports break later merge refs.
// The ratchet: adding a tree to an audit command has to widen this trigger on its own.
// Stale-base diffs exceed pipe buffer; one fd-0 read can exit 0 with no pairs, silently skipping every lane.
it('classifies a path that arrives after the first pipe buffer', async () => {
const filler = Array.from(
{ length: 12_000 },
(_, index) => `docs/reference/generated-placeholder-${index}.md`
)
const input = `${[...filler, 'config/patches/xterm-upstream.json'].join('\n')}\n`
expect(input.length).toBeGreaterThan(64 * 1024)
const child = spawn(
process.execPath,
['config/scripts/workflow/source-routing/pr-code-change-scope.mjs'],
{
cwd: projectDir,
stdio: ['pipe', 'pipe', 'pipe']
}
)
let stdout = ''
let stderr = ''
let brokePipe = false
child.stdout.setEncoding('utf8')
child.stderr.setEncoding('utf8')
child.stdout.on('data', (chunk) => (stdout += chunk))
child.stderr.on('data', (chunk) => (stderr += chunk))
child.stdin.on('error', (error) => {
brokePipe ||= error.code === 'EPIPE'
})
const exitCode = await new Promise((resolvePromise) => {
child.on('close', resolvePromise)
let offset = 0
const step = () => {
if (offset >= input.length) {
child.stdin.end()
return
}
child.stdin.write(input.slice(offset, offset + 64 * 1024))
offset += 64 * 1024
setTimeout(step, 20)
}
step()
})
expect(stderr).not.toContain('EAGAIN')
expect(brokePipe).toBe(false)
expect(exitCode, stderr).toBe(0)
expect(stdout).toContain('should_run=true\n')
expect(stdout).toContain('xterm_patch_sync=true\n')
})
// Unit shards exclude live-shell tests, so a test the shell contracts job runs must also route a focused
// edit to that job; otherwise a change to it, or to what it guards, runs no real shell at all (STA-2380 C2 F1).
it('routes every test the shell contracts job runs to shell_contracts', () => {
const tests = shellContractsStepTests(
readFileSync(resolve(projectDir, '.github/workflows/pr.yml'), 'utf8')
)
expect(tests, `pr.yml must keep the "${SHELL_CONTRACTS_STEP}" step`).not.toBeNull()
// Partial-omission guard with an independent source: every real-shell test the unit shards exclude
// is run by this job or by nothing, so each must appear in the parsed step.
const realShellTests = UNIT_EXCLUDE.filter((file) =>
/\.(?:live-shell|node-pty)\.test\.ts$/.test(file)
)
expect(realShellTests.length).toBeGreaterThan(0)
expect(tests).toEqual(expect.arrayContaining(realShellTests))
const unrouted = tests.filter((file) => classifyPrJobs([file]).shell_contracts !== true)
expect(unrouted).toEqual([])
})
})