ProDisco

/** * Tests for the MetricSearchEngine class */ import { describe, it, expect } from 'vitest'; import { MetricSearchEngine, createMetricSearchEngine } from '../metrics.js'; import { PrometheusClient } from '../client.js'; describe('MetricSearchEngine', () => { describe('constructor', () => { it('creates MetricSearchEngine with client', () => { const client = new PrometheusClient({ endpoint: 'http://prometheus:9090' }); const search = new MetricSearchEngine(client); expect(search).toBeDefined(); expect(search.isReady()).toBe(false); expect(search.getIndexedCount()).toBe(0); }); }); describe('createMetricSearchEngine', () => { it('creates engine from endpoint string', () => { const search = createMetricSearchEngine('http://prometheus:9090'); expect(search).toBeInstanceOf(MetricSearchEngine); expect(search.isReady()).toBe(false); }); }); describe('clear', () => { it('resets the search engine state', async () => { const client = new PrometheusClient({ endpoint: 'http://prometheus:9090' }); const search = new MetricSearchEngine(client); await search.clear(); expect(search.isReady()).toBe(false); expect(search.getIndexedCount()).toBe(0); }); }); }); describe('MetricSearchEngine - search token generation', () => { describe('searchTokens generation', () => { it('should build searchable tokens from metric name', () => { const metricName = 'http_requests_total'; const nameParts = metricName.replace(/_/g, ' '); expect(nameParts).toBe('http requests total'); expect(nameParts).toContain('http'); expect(nameParts).toContain('requests'); expect(nameParts).toContain('total'); }); it('should include metric type in tokens', () => { const metricName = 'container_memory_usage_bytes'; const metricType = 'gauge'; const help = 'Current memory usage in bytes'; const searchTokens = `${metricName.replace(/_/g, ' ')} ${metricType} ${help}`; expect(searchTokens).toContain('container memory usage bytes'); expect(searchTokens).toContain('gauge'); expect(searchTokens).toContain('Current memory usage'); }); }); describe('metric types', () => { it('should handle all metric types', () => { const validTypes = ['counter', 'gauge', 'histogram', 'summary', 'unknown']; validTypes.forEach((type) => { expect(['counter', 'gauge', 'histogram', 'summary', 'unknown']).toContain(type); }); }); }); });