How to use Jest global Setup and Teardown in a nodeJS project?

javascript node.js express jestjs integration-testing

Try with this jest.config.js:

module.exports = {  testEnvironment: "node",  globalSetup: '<rootDir>/src/testSetup.ts'};

And in testSetup.ts you can do:

// testSetup.tsmodule.exports = async () => {    const app = require("../../app");    server = http.createServer(app);    server.listen(done);};

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