import { expect } from 'chai'; import { makeLogFileName } from './log_file'; describe('This', function () { describe('Is', function () { it('A test', function () { expect(makeLogFileName(this)).to.equal('This_Is_A_test'); }); }); describe('Is also', function () { let testName: string; beforeEach(function () { testName = makeLogFileName(this); }); it('A test', function () { expect(testName).to.equal('This_Is_also_A_test'); }); }); });