const cds = require ('@sap/cds') describe('Hello world!', () => { beforeAll (()=> process.env.CDS_TYPESCRIPT = true) afterAll (()=> delete process.env.CDS_TYPESCRIPT) const {GET} = cds.test.in(__dirname,'../srv').run('serve', 'world.cds') it('should say hello with class impl', async () => { const {data} = await GET`/say/hello(to='world')` expect(data.value).toMatch(/Hello world.*typescript.*/i) }) })