import { expect } from 'chai';

import { Response } from '../../src/http';


describe('A Response object', () => {
    let response: Response;
    let code = 200;
    let body = {
        foo: 'bar'
    };

    it('should be constructed from a status code and a body', () => {
        response = new Response(code, body);
        expect(response.code).to.equal(code);
        expect(response.body).to.equal(body);
    });

    it('should have a default application/json Content-Type header', () => {
        let headers = response.headers;
        expect(headers).to.exist;
        expect(headers['Content-Type']).to.equal('application/json');
    })

    it('should produce a JSON representation of itself', () => {
        expect(response.toLambdaResponse).to.exist;
        let json: any = response.toLambdaResponse();
        expect(typeof json.headers).to.equal('object');
        expect(typeof json.statusCode).to.equal('number');
        expect(typeof json.body).to.equal('string');
    });
});