Files
Kilo-Org_kilocode/packages/opencode/script/test-runner.ts
T
2026-05-06 14:26:06 -03:00

422 lines
14 KiB
TypeScript

// kilocode_change - new file
//
// Custom test runner that executes each test file in its own isolated process.
// Prevents cross-contamination between test files by ensuring separate PIDs,
// temp directories, in-memory databases, and environment state.
import os from "os"
import path from "path"
import fs from "fs/promises"
const root = path.resolve(import.meta.dir, "..")
const argv = process.argv.slice(2)
// ---------------------------------------------------------------------------
// Help
// ---------------------------------------------------------------------------
if (argv.includes("--help") || argv.includes("-h")) {
console.log(
[
"",
"Usage: bun run script/test-runner.ts [options] [patterns...]",
"",
"Runs test files in isolated parallel processes to prevent cross-contamination.",
"",
"Options:",
" --ci Enable JUnit XML output to .artifacts/unit/junit.xml",
" --concurrency <N> Max parallel processes (default: min(4, CPU count))",
" --timeout <ms> Per-test timeout passed to bun test (default: 60000)",
" --file-timeout <ms> Per-file process timeout (default: 300000)",
" --retries <N> Extra attempts for failing files (default: 1)",
" --bail Stop on first failure",
" --verbose Show full output for every file",
" -h, --help Show this help",
"",
"Positional:",
" [patterns...] Filter test files by substring match",
"",
].join("\n"),
)
process.exit(0)
}
// ---------------------------------------------------------------------------
// CLI parsing
// ---------------------------------------------------------------------------
function opt(name: string, fallback: number) {
const i = argv.indexOf(`--${name}`)
return i >= 0 && i + 1 < argv.length ? Number(argv[i + 1]) || fallback : fallback
}
const ci = argv.includes("--ci")
const bail = argv.includes("--bail")
const verbose = argv.includes("--verbose")
// Cap concurrency at 4 even on bigger runners: the bottleneck is shared
// resources (ports, global filesystem like ~/.local/share/kilo), not CPU.
// Eight parallel processes was triggering port/FS races, not going faster.
const concurrency = opt("concurrency", Math.min(4, os.cpus().length))
const timeout = opt("timeout", 60000)
const deadline = opt("file-timeout", 300000)
const retries = opt("retries", 1)
const valued = new Set(["--concurrency", "--timeout", "--file-timeout", "--retries"])
const patterns = argv.filter((arg, i) => {
if (arg.startsWith("-")) return false
if (i > 0 && valued.has(argv[i - 1])) return false
return true
})
// ---------------------------------------------------------------------------
// Colors
// ---------------------------------------------------------------------------
const tty = !!process.stdout.isTTY
const green = (s: string) => (tty ? `\x1b[32m${s}\x1b[0m` : s)
const red = (s: string) => (tty ? `\x1b[31m${s}\x1b[0m` : s)
const yellow = (s: string) => (tty ? `\x1b[33m${s}\x1b[0m` : s)
const dim = (s: string) => (tty ? `\x1b[2m${s}\x1b[0m` : s)
const bold = (s: string) => (tty ? `\x1b[1m${s}\x1b[0m` : s)
// ---------------------------------------------------------------------------
// File discovery
// ---------------------------------------------------------------------------
const glob = new Bun.Glob("**/*.test.{ts,tsx}")
const all = (await Array.fromAsync(glob.scan({ cwd: path.join(root, "test") }))).sort()
export const skipped = new Set([
// Upstream browser OAuth integration tests bind the fixed callback port and
// race with other parallel OAuth tests in CI.
"mcp/oauth-browser.test.ts",
])
const matched =
patterns.length > 0 ? all.filter((f) => patterns.some((p) => f.includes(p) || path.join("test", f).includes(p))) : all
const files = patterns.length > 0 ? matched : matched.filter((f) => !skipped.has(f)) // kilocode_change
if (files.length === 0) {
console.log("No test files found")
process.exit(0)
}
// ---------------------------------------------------------------------------
// Types
// ---------------------------------------------------------------------------
type Result = {
file: string
passed: boolean
code: number
stdout: string
stderr: string
duration: number
timedout: boolean
attempts: number
}
// ---------------------------------------------------------------------------
// Setup
// ---------------------------------------------------------------------------
const xmldir = ci ? path.join(os.tmpdir(), `opencode-junit-${process.pid}`) : ""
if (ci) await fs.mkdir(xmldir, { recursive: true })
const counter = { done: 0 }
const pad = String(files.length).length
// ---------------------------------------------------------------------------
// Run a single test file
// ---------------------------------------------------------------------------
async function run(file: string): Promise<Result> {
const target = path.join("test", file)
const cmd = ["bun", "test", target, "--timeout", String(timeout)]
if (ci) {
const name = file.replace(/[/\\]/g, "_") + ".xml"
cmd.push("--reporter=junit", `--reporter-outfile=${path.join(xmldir, name)}`)
}
const start = performance.now()
const killed = { value: false }
const proc = Bun.spawn(cmd, {
cwd: root,
stdout: "pipe",
stderr: "pipe",
})
const timer = setTimeout(() => {
killed.value = true
proc.kill()
}, deadline)
const [stdout, stderr, code] = await Promise.all([
new Response(proc.stdout).text(),
new Response(proc.stderr).text(),
proc.exited,
])
clearTimeout(timer)
return {
file,
passed: code === 0,
code,
stdout,
stderr,
duration: performance.now() - start,
timedout: killed.value,
attempts: 1,
}
}
// ---------------------------------------------------------------------------
// Report a single result
// ---------------------------------------------------------------------------
function report(result: Result) {
counter.done++
const idx = String(counter.done).padStart(pad)
const secs = (result.duration / 1000).toFixed(1)
const tries = result.attempts > 1 ? dim(` [attempt ${result.attempts}/${retries + 1}]`) : ""
if (result.timedout) {
console.log(
`[${idx}/${files.length}] ${red("TIME")} ${result.file} ${dim(`(${secs}s - exceeded ${deadline / 1000}s)`)}${tries}`,
)
return
}
if (!result.passed) {
console.log(`[${idx}/${files.length}] ${red("FAIL")} ${result.file} ${dim(`(${secs}s)`)}${tries}`)
if (verbose && result.stderr.trim()) console.log(result.stderr)
if (verbose && result.stdout.trim()) console.log(result.stdout)
return
}
if (result.attempts > 1) {
console.log(`[${idx}/${files.length}] ${yellow("FLAKY")} ${result.file} ${dim(`(${secs}s)`)}${tries}`)
if (verbose && result.stdout.trim()) console.log(dim(result.stdout))
return
}
console.log(`[${idx}/${files.length}] ${green("PASS")} ${result.file} ${dim(`(${secs}s)`)}`)
if (verbose && result.stdout.trim()) console.log(dim(result.stdout))
}
// ---------------------------------------------------------------------------
// Parallel execution
// ---------------------------------------------------------------------------
console.log(`\nRunning ${bold(String(files.length))} test files with concurrency ${bold(String(concurrency))}\n`)
const start = performance.now()
const results: Result[] = []
const queue = [...files]
const stopped = { value: false }
const workers = Array.from({ length: Math.min(concurrency, files.length) }, async () => {
while (queue.length > 0 && !stopped.value) {
const file = queue.shift()!
let result = await run(file)
// Retry failing files up to `retries` extra times. Bugs still fail on every
// attempt; contention-based flakes (port races, slow FS, slow spawn) recover.
// Preserve the last attempt's stdout/stderr/duration so a truly broken file
// still shows a useful diagnostic.
while (!result.passed && result.attempts <= retries && !stopped.value) {
const retry = await run(file)
retry.attempts = result.attempts + 1
result = retry
}
results.push(result)
report(result)
if (bail && !result.passed) stopped.value = true
}
})
await Promise.all(workers)
const elapsed = (performance.now() - start) / 1000
// ---------------------------------------------------------------------------
// Failure details
// ---------------------------------------------------------------------------
const failures = results.filter((r) => !r.passed).sort((a, b) => a.file.localeCompare(b.file))
if (failures.length > 0 && !verbose) {
console.log(`\n${bold(red("--- FAILURES ---"))}\n`)
for (const f of failures) {
const tag = f.timedout ? " (TIMED OUT)" : ""
console.log(`${bold(red(f.file))}${tag}:`)
const output = (f.stderr || f.stdout).trim()
if (output)
console.log(
output
.split("\n")
.map((l) => " " + l)
.join("\n"),
)
console.log()
}
}
// ---------------------------------------------------------------------------
// Summary
// ---------------------------------------------------------------------------
const passed = results.filter((r) => r.passed).length
const flaky = results.filter((r) => r.passed && r.attempts > 1)
console.log(
`\n${bold(String(results.length))} files | ` +
`${green(passed + " passed")} | ` +
`${failures.length > 0 ? red(failures.length + " failed") : failures.length + " failed"} | ` +
`${flaky.length > 0 ? yellow(flaky.length + " flaky") : flaky.length + " flaky"} | ` +
`${elapsed.toFixed(1)}s\n`,
)
if (flaky.length > 0) {
const sorted = flaky.slice().sort((a, b) => a.file.localeCompare(b.file))
console.log(`${bold(yellow("--- FLAKY (passed on retry) ---"))}\n`)
for (const r of sorted) {
console.log(` ${yellow(r.file)} ${dim(`(passed on attempt ${r.attempts}/${retries + 1})`)}`)
}
console.log()
// Surface flakies to the GitHub Actions UI so reviewers don't have to scan
// the raw log. Annotations show up on the PR; the step summary is visible at
// the bottom of the job page and in the workflow summary email.
if (process.env.GITHUB_ACTIONS === "true") {
for (const r of sorted) {
const repo = `packages/opencode/test/${r.file}`
console.log(`::warning file=${repo},title=Flaky test file::passed on attempt ${r.attempts} of ${retries + 1}`)
}
const summary = process.env.GITHUB_STEP_SUMMARY
if (summary) {
const md = [
"### ⚠️ Flaky test files (passed on retry)",
"",
`${sorted.length} file${sorted.length === 1 ? "" : "s"} needed more than one attempt to pass.`,
"",
"| File | Attempts |",
"|---|---|",
...sorted.map((r) => `| \`${r.file}\` | ${r.attempts}/${retries + 1} |`),
"",
].join("\n")
await fs.appendFile(summary, md + "\n")
}
}
}
// ---------------------------------------------------------------------------
// JUnit XML merge (CI mode)
// ---------------------------------------------------------------------------
if (ci) {
await merge()
await fs.rm(xmldir, { recursive: true, force: true }).catch((err) => {
console.error("cleanup failed:", err)
})
}
process.exit(failures.length > 0 ? 1 : 0)
// ---------------------------------------------------------------------------
// Helpers
// ---------------------------------------------------------------------------
async function merge() {
const dir = path.join(root, ".artifacts", "unit")
await fs.mkdir(dir, { recursive: true })
const suites: string[] = []
const counts = { tests: 0, failures: 0, errors: 0 }
for (const file of files) {
const name = file.replace(/[/\\]/g, "_") + ".xml"
const fpath = path.join(xmldir, name)
const found = await Bun.file(fpath).exists()
if (found) {
const content = await Bun.file(fpath).text()
const extracted = extract(content)
if (extracted) {
suites.push(extracted)
// Counts come from the outer <testsuites ...> root attributes, not from
// regex-scanning the inner content, so nested <testsuite> blocks (bun
// emits one per `describe`) don't get double-counted.
const root = content.match(/<testsuites\b([^>]*)>/)
if (root) {
counts.tests += attr(root[1], "tests")
counts.failures += attr(root[1], "failures")
counts.errors += attr(root[1], "errors")
}
continue
}
}
// No valid XML produced - generate synthetic entry for failed files
const result = results.find((r) => r.file === file)
if (!result || result.passed) continue
const secs = (result.duration / 1000).toFixed(3)
const msg = result.timedout
? `Test file timed out after ${deadline / 1000}s`
: `Test process exited with code ${result.code}`
const detail = esc((result.stderr || result.stdout || msg).slice(0, 10000))
suites.push(
` <testsuite name="${esc(file)}" tests="1" failures="1" errors="0" time="${secs}">\n` +
` <testcase name="${esc(file)}" classname="${esc(file)}" time="${secs}">\n` +
` <failure message="${esc(msg)}">${detail}</failure>\n` +
` </testcase>\n` +
` </testsuite>`,
)
counts.tests++
counts.failures++
}
const body = [
'<?xml version="1.0" encoding="UTF-8"?>',
`<testsuites tests="${counts.tests}" failures="${counts.failures}" errors="${counts.errors}" time="${elapsed.toFixed(3)}">`,
...suites,
"</testsuites>",
"",
].join("\n")
await Bun.write(path.join(dir, "junit.xml"), body)
}
// Grab everything between the outer <testsuites ...> and </testsuites> of a
// per-file JUnit XML. Preserves nested <testsuite> blocks verbatim — the
// previous hand-rolled walker matched the first </testsuite> it found, which
// closed an inner suite and left the outer one dangling in the merged output.
function extract(content: string): string {
const open = content.match(/<testsuites\b[^>]*>/)
if (!open) return ""
const start = open.index! + open[0].length
const end = content.lastIndexOf("</testsuites>")
if (end === -1 || end <= start) return ""
return content.slice(start, end).trim()
}
function attr(attrs: string, name: string): number {
const m = attrs.match(new RegExp(`\\b${name}="(\\d+)"`))
return m ? Number(m[1]) : 0
}
function esc(s: string): string {
return s
.replace(/&/g, "&amp;")
.replace(/</g, "&lt;")
.replace(/>/g, "&gt;")
.replace(/"/g, "&quot;")
.replace(/'/g, "&apos;")
}