import { expect, tap } from '@push.rocks/tapbundle'; import * as smartclickhouse from '../ts/index.js'; let testClickhouseDb: smartclickhouse.SmartClickHouseDb; let table: smartclickhouse.TimeDataTable; tap.test('first test', async () => { testClickhouseDb = new smartclickhouse.SmartClickHouseDb({ url: 'http://localhost:8123', database: 'test2', unref: true, }); }); tap.test('should start the clickhouse db', async () => { await testClickhouseDb.start(true); }); tap.test('should create a timedatatable', async () => { table = await testClickhouseDb.getTable('analytics'); let i = 0; while (i < 1000) { await table.addData({ timestamp: Date.now(), message: `hello this is a message ${i}`, wow: 'hey', deep: { so: 'hello', myArray: ['array1', 'array2'], }, }); i++; console.log(`logged ${i} of 1000 lines.`); } }); tap.test('should retrieve the last 10 entries', async () => { const entries = await table.getLastEntries(10); expect(entries.length).toEqual(10); console.log(entries); }); tap.test('should retrieve entries newer than a specific timestamp', async () => { const timestamp = Date.now() - 60000; // 1 minute ago const entries = await table.getEntriesNewerThan(timestamp); expect(entries.length).toBeGreaterThan(0); console.log(entries); }); tap.test('should retrieve entries between two timestamps', async () => { const startTimestamp = Date.now() - 120000; // 2 minutes ago const endTimestamp = Date.now() - 5000; // 5 seconds ago const entries = await table.getEntriesBetween(startTimestamp, endTimestamp); expect(entries.length).toBeGreaterThan(0); console.log(entries); }); tap.test('should delete old entries', async (toolsArg) => { // Ensure there are entries before deletion let entries = await table.getLastEntries(1000); expect(entries.length).toBeGreaterThan(100); console.log('Entries before deletion:', entries.length); await table.deleteOldEntries(0); // Delete all entries older than now // Add a delay to ensure the delete operation completes await new Promise(resolve => setTimeout(resolve, 5000)); // Verify the entries are deleted entries = await table.getLastEntries(1000); console.log('Entries after deletion:', entries.length); expect(entries.length).toBeLessThan(100); await toolsArg.delayFor(5000); }); tap.test('should delete the table', async () => { await table.delete(); // Verify table deletion const result = await testClickhouseDb.clickhouseHttpClient.queryPromise(` SHOW TABLES FROM ${testClickhouseDb.options.database} LIKE '${table.options.tableName}' `); console.log('Table exists after deletion:', result); expect(result.length).toEqual(0); }); tap.test('should stream new entries', async (toolsArg) => { const stream = table.watchNewEntries(); const subscription = stream.subscribe((entry) => { console.log('New entry:', entry); }); let i = 0; while (i < 10) { await table.addData({ timestamp: Date.now(), message: `streaming message ${i}`, }); i++; await toolsArg.delayFor(1000); // Add a delay to simulate real-time data insertion } subscription.unsubscribe(); }); export default tap.start();