Files
lynchmark/scripts/run-benchmark.js

95 lines
3.4 KiB
JavaScript

const fs = require('fs').promises;
const path = require('path');
const axios = require('axios');
const { exec } = require('child_process');
const util = require('util');
const execPromise = util.promisify(exec);
const README_PATH = path.join(__dirname, '..', 'README');
const TESTS_DIR = path.join(__dirname, '..', 'tests');
const TEMP_FILE = path.join(__dirname, 'temp_test.mjs');
const getLlmCode = async (prompt, model) => {
try {
const res = await axios.post(
'https://openrouter.ai/api/v1/chat/completions',
{ model, messages: [{ role: 'user', content: prompt }] },
{ headers: { Authorization: `Bearer ${process.env.OPENROUTER_KEY}` } }
);
const content = res.data.choices[0].message.content;
return content.match(/```(?:javascript|js)?\n([\s\S]+?)\n```/)?.[1].trim() ?? content.trim();
} catch (error) {
console.error(`API Error for ${model}: ${error.message}`);
return null;
}
};
const runTest = async (code) => {
try {
await fs.writeFile(TEMP_FILE, code);
await execPromise(`node ${TEMP_FILE}`);
return true;
} catch (error) {
return false;
} finally {
await fs.unlink(TEMP_FILE).catch(() => {});
}
};
const main = async () => {
const readme = await fs.readFile(README_PATH, 'utf-8');
const models = readme.match(/<!-- MODELS_START -->\n([\s\S]+?)\n<!-- MODELS_END -->/)[1].trim().split('\n');
const percentage = parseInt(readme.match(/RUN_PERCENTAGE:\s*(\d+)/)?.[1] ?? '100', 10);
const allTestDirs = (await fs.readdir(TESTS_DIR, { withFileTypes: true }))
.filter(d => d.isDirectory()).map(d => d.name).sort();
const testsToRun = allTestDirs.slice(0, Math.ceil(allTestDirs.length * (percentage / 100)));
const resultsData = [];
for (const model of models) {
const row = { Model: model };
for (const dir of allTestDirs) {
if (!testsToRun.includes(dir)) {
row[dir] = '⚪ Not Run';
continue;
}
const { prompt, harness } = require(path.join(TESTS_DIR, dir, 'test.js'));
console.log(`Running ${dir} for ${model}...`);
const llmCode = await getLlmCode(prompt, model);
if (llmCode) {
const outDir = path.join(TESTS_DIR, dir, 'outputs');
await fs.mkdir(outDir, { recursive: true });
const fname = `${model.replace(/[\/:]/g, '_')}_${new Date().toISOString().replace(/:/g, '-')}.js`;
await fs.writeFile(path.join(outDir, fname), llmCode);
row[dir] = (await runTest(`${llmCode}\n${harness}`)) ? '✅ Pass' : '❌ Fail';
} else {
row[dir] = '❌ API Error';
}
}
resultsData.push(row);
}
const headers = ['Model', ...allTestDirs];
const colWidths = Object.fromEntries(headers.map(h =>
[h, Math.max(h.length, ...resultsData.map(r => r[h]?.length ?? 0))]
));
const formatRow = (data, padChar = ' ') =>
headers.map(h => (data[h] ?? '').padEnd(colWidths[h], padChar)).join(' | ');
const headerObj = Object.fromEntries(headers.map(h => [h,h]));
const resultsTable = [
formatRow(headerObj),
formatRow({}, '-'),
...resultsData.map(row => formatRow(row))
].map(line => ' ' + line).join('\n');
const newReadme = readme.replace(
/<!-- RESULTS_START -->[\s\S]*<!-- RESULTS_END -->/,
`<!-- RESULTS_START -->\n${resultsTable}\n<!-- RESULTS_END -->`
);
await fs.writeFile(README_PATH, newReadme);
console.log('Benchmark complete. README updated.');
};
main().catch(console.error);