@whook/whook/src/services/PORT.test.ts

Build strong and efficient REST web services.

import { describe, test, beforeEach, jest, expect } from '@jest/globals';
import initPORT from './PORT.js';
import { initImporter } from 'common-services';
import { type PortFinderModule } from './PORT.js';
import { type LogService } from 'common-services';

describe('initPORT', () => {
  const log = jest.fn<LogService>();

  beforeEach(() => {
    log.mockReset();
  });

  test('should use the env port first', async () => {
    const importer = await initImporter<PortFinderModule>({ log });
    const port = await initPORT({
      ENV: { PORT: '1337' },
      importer,
      log,
    });

    expect({
      port,
    }).toMatchInlineSnapshot(`
      {
        "port": 1337,
      }
    `);
    expect({
      logCalls: log.mock.calls.filter(([type]) => !type.endsWith('stack')),
    }).toMatchInlineSnapshot(`
{
  "logCalls": [
    [
      "debug",
      "🛂 - Initializing the importer!",
    ],
    [
      "debug",
      "🏭 - Initializing the PORT service.",
    ],
    [
      "warning",
      "♻️ - Using ENV port "1337"",
    ],
  ],
}
`);
  });

  test('should find a port by itself if no env port', async () => {
    const importer = await initImporter<PortFinderModule>({ log });
    const port = await initPORT({
      importer,
      log,
    });

    expect(port).toBeGreaterThan(0);
    expect({
      logCalls: log.mock.calls
        .filter((args) => 'debug-stack' !== args[0])
        .map(([arg1, arg2, ...args]) => {
          return [
            arg1,
            (arg2 || '').toString().replace(/port (\d+)/, 'port ${PORT}'),
            ...args,
          ];
        }),
    }).toMatchInlineSnapshot(`
{
  "logCalls": [
    [
      "debug",
      "🛂 - Initializing the importer!",
    ],
    [
      "debug",
      "🏭 - Initializing the PORT service.",
    ],
    [
      "debug",
      "🛂 - Dynamic import of "portfinder".",
    ],
    [
      "warning",
      "✔ - Found a free port "8000"",
    ],
  ],
}
`);
  });
});