trezor-suite/packages/utils/tests/logs.test.ts

import { LogsManager } from '../src/logsManager';

describe('utils/debug', () => {
    it('max entries', () => {
        const logsManager = new LogsManager({});

        const l = logsManager.initLog('test');
        const l2 = logsManager.initLog('test2');
        for (let i = 0; i < 110; i++) {
            l.log('entry');
            l2.error('entry');
            l.warn('entry');
            l2.debug('entry');
        }
        expect(l.messages.length).toEqual(100);
        expect(l2.messages.length).toEqual(100);
        expect(logsManager.getLog().length).toEqual(200); // combined
    });

    it('enable/disable', () => {
        const logsManager = new LogsManager({});

        const l = logsManager.initLog('test', true);
        const l2 = logsManager.initLog('test2');
        logsManager.enableLogByPrefix('foobar', false);
        logsManager.enableLogByPrefix('test2', true); // enable only one
        expect(l.enabled).toEqual(true);
        expect(l2.enabled).toEqual(true);
        logsManager.enableLog(false); // disable all
        expect(l.enabled).toEqual(false);
        expect(l2.enabled).toEqual(false);
    });
});