SnowLuma v2.4.2 source snapshot

packages/common/bench/logger.bench.ts

@@ -0,0 +1,40 @@
+// pnpm --filter @snowluma/common exec vitest bench --run bench/logger.bench.ts
+import { bench, describe, vi } from 'vitest';
+
+vi.stubEnv('SNOWLUMA_LOG_LEVEL', 'trace');
+vi.stubEnv('SNOWLUMA_LOG_FILE', '0');
+vi.stubEnv('SNOWLUMA_LOG_FILE_LEVEL', 'debug');
+vi.stubEnv('SNOWLUMA_TRACE_BUFFER', '5000');
+const { createLogger, getLogSnapshot, getRecentLogs, setLogLevel } = await import('../src/logger');
+const stdout = vi.spyOn(process.stdout, 'write').mockReturnValue(true);
+const log = createLogger('Benchmark');
+
+for (let i = 0; i < 5000; i += 1) {
+    log.trace('trace %d', i);
+
+    if (i % 5 === 0) {
+        log.info('normal %d', i);
+    }
+}
+
+stdout.mockRestore();
+
+describe('6,000 retained records', () => {
+    bench('recent 30', () => {
+        getRecentLogs(30);
+    });
+    bench('recent 300', () => {
+        getRecentLogs(300);
+    });
+    bench('complete export', () => {
+        getLogSnapshot();
+    });
+});
+
+setLogLevel('info');
+
+describe('file-only debug records with disk disabled', () => {
+    bench('format and route debug', () => {
+        log.debug('packet command=%s bytes=%d', 'Example.Service', 1024);
+    });
+});