1var jwt = require('../index');
 2var expect = require('chai').expect;
 3
 4describe('iat', function () {
 5
 6  it('should work with a exp calculated based on numeric iat', function () {
 7    var dateNow = Math.floor(Date.now() / 1000);
 8    var iat = dateNow - 30;
 9    var expiresIn = 50;
10    var token = jwt.sign({foo: 123, iat: iat}, '123', {expiresIn: expiresIn});
11    var result = jwt.verify(token, '123');
12    expect(result.exp).to.be.closeTo(iat + expiresIn, 0.2);
13  });
14
15
16  it('should throw if iat is not a number', function () {
17    expect(function () {
18      jwt.sign({foo: 123, iat: 'hello'}, '123');
19    }).to.throw(/"iat" must be a number/);
20  });
21
22});