- Rename stress-test.cjs to stress-test-normal.cjs (non-streaming) - Add stress-test-streaming.cjs for SSE streaming tests - Both tests verify rate limit handling under concurrent load Co-Authored-By: Claude <noreply@anthropic.com>
94 lines
3.2 KiB
JavaScript
94 lines
3.2 KiB
JavaScript
/**
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* Stress Test - Send multiple concurrent requests to test rate limit handling
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*
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* Usage: node tests/stress-test.cjs [count] [model]
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* Example: node tests/stress-test.cjs 10 gemini-3-flash
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*/
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const BASE_URL = process.env.ANTHROPIC_BASE_URL || 'http://localhost:8080';
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const count = parseInt(process.argv[2]) || 8;
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const model = process.argv[3] || 'gemini-3-flash';
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async function sendRequest(id) {
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const startTime = Date.now();
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try {
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const response = await fetch(`${BASE_URL}/v1/messages`, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'x-api-key': 'test',
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'anthropic-version': '2023-06-01'
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},
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body: JSON.stringify({
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model: model,
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max_tokens: 100,
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messages: [
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{ role: 'user', content: `Request ${id}: Say "Hello ${id}" and nothing else.` }
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]
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})
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});
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const elapsed = Date.now() - startTime;
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if (!response.ok) {
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const errorText = await response.text();
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console.log(`[${id}] ❌ ${response.status} after ${elapsed}ms: ${errorText.substring(0, 100)}`);
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return { id, success: false, status: response.status, elapsed };
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}
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const data = await response.json();
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const text = data.content?.[0]?.text?.substring(0, 50) || 'No text';
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console.log(`[${id}] ✅ 200 after ${elapsed}ms: "${text}..."`);
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return { id, success: true, status: 200, elapsed };
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} catch (error) {
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const elapsed = Date.now() - startTime;
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console.log(`[${id}] ❌ Error after ${elapsed}ms: ${error.message}`);
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return { id, success: false, error: error.message, elapsed };
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}
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}
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async function runStressTest() {
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console.log(`\n🚀 Stress Test: Sending ${count} concurrent requests to ${model}\n`);
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console.log(`Target: ${BASE_URL}/v1/messages\n`);
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console.log('─'.repeat(70));
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const startTime = Date.now();
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// Send all requests concurrently
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const promises = [];
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for (let i = 1; i <= count; i++) {
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promises.push(sendRequest(i));
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}
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const results = await Promise.all(promises);
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const totalElapsed = Date.now() - startTime;
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console.log('─'.repeat(70));
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// Summary
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const successful = results.filter(r => r.success).length;
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const failed = results.filter(r => !r.success).length;
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const avgElapsed = Math.round(results.reduce((sum, r) => sum + r.elapsed, 0) / results.length);
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console.log(`\n📊 Summary:`);
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console.log(` Total time: ${totalElapsed}ms`);
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console.log(` Successful: ${successful}/${count}`);
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console.log(` Failed: ${failed}/${count}`);
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console.log(` Avg response time: ${avgElapsed}ms`);
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if (failed > 0) {
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const errors = results.filter(r => !r.success);
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const statusCounts = {};
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errors.forEach(e => {
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const key = e.status || 'network';
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statusCounts[key] = (statusCounts[key] || 0) + 1;
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});
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console.log(` Error breakdown: ${JSON.stringify(statusCounts)}`);
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}
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console.log('');
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}
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runStressTest().catch(console.error);
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