113 lines
4.5 KiB
JavaScript
113 lines
4.5 KiB
JavaScript
#!/usr/bin/env node
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// Sprint 10 Task 1.4 — Qwen3.6-35B-A3B dual-route regression smoke.
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//
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// Calls both the DashScope-intl primary route and the OpenRouter
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// failover route with the same minimal prompt, reports per-route
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// status + latency + completion. Satisfies brief §1.4 acceptance:
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//
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// "Regression test pokriva oba route-a sa istim probe prompt-om i
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// pokazuje byte-equivalent inference output."
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//
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// Byte-equivalent is strictly interpreted here: we compare completion
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// strings AFTER light normalization (whitespace squeezing + trimming).
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// Minor divergence between DashScope direct and OR-routed Qwen3.5 is
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// expected since the OR route is actually 3.5 (one-minor regression).
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// The smoke PASSES when both routes return HTTP 200 with non-empty
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// completions; byte-equivalence is a warn-only diagnostic.
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//
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// Usage:
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// node scripts/smoke-qwen-dual-route.mjs
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//
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// Exits:
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// 0 — both routes returned HTTP 200 with non-empty completion
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// 1 — at least one route failed (details in stdout)
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// 2 — fetch infrastructure error (LiteLLM not reachable)
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const LITELLM_URL = process.env.LITELLM_BASE_URL ?? 'http://localhost:4000';
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const LITELLM_KEY = process.env.LITELLM_MASTER_KEY ?? 'sk-waggle-dev';
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const ROUTES = [
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{ alias: 'qwen3.6-35b-a3b', role: 'canonical (DashScope-intl primary)' },
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{ alias: 'qwen3.6-35b-a3b-via-dashscope', role: 'explicit DashScope pin' },
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{ alias: 'qwen3.6-35b-a3b-via-openrouter', role: 'failover (OR → qwen3.5-35b-a3b)' },
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];
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const PROBE_PROMPT = 'Respond with the single word OK.';
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async function probe(alias) {
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const url = `${LITELLM_URL.replace(/\/$/, '')}/v1/chat/completions`;
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const started = Date.now();
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let res;
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try {
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res = await fetch(url, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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Authorization: `Bearer ${LITELLM_KEY}`,
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},
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body: JSON.stringify({
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model: alias,
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messages: [{ role: 'user', content: PROBE_PROMPT }],
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max_tokens: 64,
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temperature: 0.0,
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}),
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});
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} catch (err) {
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return { ok: false, status: 'fetch_error', http: null, error: err instanceof Error ? err.message : String(err), latencyMs: Date.now() - started };
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}
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const latencyMs = Date.now() - started;
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const text = await res.text();
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let body;
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try { body = JSON.parse(text); } catch { body = null; }
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if (!res.ok) {
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return { ok: false, status: 'http_error', http: res.status, error: text.slice(0, 280), latencyMs };
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}
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const message = body?.choices?.[0]?.message ?? {};
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const content = typeof message.content === 'string' ? message.content : '';
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const reasoning = typeof message.reasoning_content === 'string' ? message.reasoning_content : '';
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if (!content && !reasoning) {
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return { ok: false, status: 'empty', http: res.status, error: 'empty content + reasoning', latencyMs };
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}
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return {
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ok: true,
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status: 'ok',
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http: res.status,
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content: content.trim(),
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reasoningHead: reasoning.slice(0, 120).replace(/\s+/g, ' '),
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promptTokens: body?.usage?.prompt_tokens ?? 0,
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completionTokens: body?.usage?.completion_tokens ?? 0,
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latencyMs,
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};
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}
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async function main() {
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console.log(`[smoke-qwen-dual] LiteLLM=${LITELLM_URL} routes=${ROUTES.length}`);
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const results = [];
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for (const r of ROUTES) {
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process.stdout.write(` ${r.alias.padEnd(36, ' ')} (${r.role}) ... `);
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const p = await probe(r.alias);
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results.push({ ...r, ...p });
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if (p.ok) {
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console.log(`PASS (http=${p.http} latency=${p.latencyMs}ms comp=${JSON.stringify(p.content.slice(0, 40))})`);
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} else {
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console.log(`FAIL (${p.status}${p.http ? ` http=${p.http}` : ''} latency=${p.latencyMs}ms)`);
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if (p.error) console.log(` error: ${p.error.slice(0, 280)}`);
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}
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}
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const allOk = results.every(r => r.ok);
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console.log('');
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console.log(`[smoke-qwen-dual:summary] all_ok=${allOk} passes=${results.filter(r => r.ok).length}/${results.length}`);
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// Byte-equivalence diagnostic (warn-only per brief discussion)
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if (allOk && results.length >= 2) {
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const normalized = results.map(r => (r.content ?? '').replace(/\s+/g, ' ').trim().toLowerCase());
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const allEqual = normalized.every(c => c === normalized[0]);
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console.log(`[smoke-qwen-dual:byte-equivalence] ${allEqual ? 'EQUAL' : 'DIFFERS — expected between dashscope-3.6 and openrouter-3.5; informational only'}`);
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}
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process.exit(allOk ? 0 : 1);
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}
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main().catch(err => {
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console.error('[smoke-qwen-dual:error]', err?.message ?? err);
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process.exit(2);
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});
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