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Jest + PactJS
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export default { | |
getCustomers(port) { | |
return fetch(`http://localhost:${port}`) | |
.then(response => response.json()) | |
}, | |
}; |
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/** | |
* @jest-environment node | |
*/ | |
import { | |
addFetchNode, | |
removeNodeFetch, | |
getPort, | |
createPact, | |
} from './pact-utils'; | |
import apiClient from './api-client'; | |
describe('apiClient', () => { | |
let provider; | |
let port; | |
beforeEach(async () => { | |
// there is no `fetch` when using `node` environment, so I just manually add `node-fetch` to `global.fetch` | |
// I'm not sure I can use Pact-JS with jsdom, so that I wouldn't have to do this?? | |
addNodeFetch(); | |
port = getPort(); // returns a port++, so that each test case has a different port | |
provider = createPact(port); // returns a new Pact() with configs and the passed port | |
await provider.setup(); | |
}); | |
afterEach(async () => { | |
removeNodeFetch(); | |
await provider.verify(); | |
await provider.finalize(); | |
}); | |
it('returns a list of customers', async () => { | |
provider.addInteraction({ /* interaction here */ }); | |
// I still don't have a clean way to load the port, so I'm passing it for now. | |
const customers = await apiClient.getCustomers(port); | |
// expectations here.. | |
}); | |
}); |
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