smartclickhouse/test/test.ts

import { expect, expectAsync, tap } from '@pushrocks/tapbundle';
import * as smartclickhouse from '../ts/index';

let testClickhouseDb: smartclickhouse.ClickhouseDb;

tap.test('first test', async () => {
  testClickhouseDb = new smartclickhouse.ClickhouseDb({
    url: 'http://localhost',
	  port: 8123,
  });
});

tap.test('should start the clickhouse db', async () => {
  await testClickhouseDb.start();
})

tap.test('should write something to the clickhouse db', async () => {
  const result = await testClickhouseDb.clickhouseClient.query(`CREATE DATABASE IF NOT EXISTS lossless`).toPromise();
  console.log(result);
  const result2 = await testClickhouseDb.clickhouseClient.query(`CREATE TABLE IF NOT EXISTS lossless.visits (
    timestamp UInt64,
    ip String,
    os String,
    userAgent String,
    version String
  ) ENGINE=MergeTree() ORDER BY timestamp`).toPromise();
  console.log(result2);
  const ws = testClickhouseDb.clickhouseClient.insert('INSERT INTO lossless.visits FORMAT JSONEachRow').stream();
  for(let i = 0; i <= 1000; i++) {
    await ws.writeRow(
      JSON.stringify({
        timestamp: Date.now(),
        ip: '127.0.01',
        os: 'Mac OS X',
        userAgent: 'some',
        version: 'someversion'
      })
    );
  }

  //wait stream finish
  const result3 = await ws.exec();
})

tap.start();