import test from 'ava'; import configFile from './config-file.js'; const absentFile = './abc'; const expected = 'Configuration file not found: ' + absentFile; test('Reading an absent configuration file throws a helpful error', t => { t.throws(() => configFile.readConfig(absentFile), expected); }); test('Writing contributors in an absent configuration file throws a helpful error', t => { t.throws(configFile.writeContributors(absentFile, []), expected); });