var jwt = require('../index'); var expect = require('chai').expect; describe('set header', function() { it('should add the header', function () { var token = jwt.sign({foo: 123}, '123', { header: { foo: 'bar' } }); var decoded = jwt.decode(token, {complete: true}); expect(decoded.header.foo).to.equal('bar'); }); it('should allow overriding header', function () { var token = jwt.sign({foo: 123}, '123', { header: { alg: 'HS512' } }); var decoded = jwt.decode(token, {complete: true}); expect(decoded.header.alg).to.equal('HS512'); }); });