google-tests.js

// Copyright (c) 2017, Matt Godbolt
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//     * Redistributions of source code must retain the above copyright notice,
//       this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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const chai = require('chai'),
    chaiAsPromised = require('chai-as-promised'),
    nock = require('nock'),
    google = require('../lib/google');

chai.use(chaiAsPromised);
chai.should();

const googlDomain = 'https://goo.gl';
const shortUrl = '/short';

describe('Google short URL resolver tests', () => {
    after(() => {
        nock.cleanAll();
    });

    const resolver = new google.ShortLinkResolver();

    it('Resolves simple URLs', async () => {
        nock(googlDomain)
            .head(shortUrl)
            .reply(302, {}, { location: 'http://long.url/' });

        const resp = await resolver.resolve(googlDomain + shortUrl);
        resp.should.deep.equal({ longUrl: 'http://long.url/' });
    });

    it('Handles missing long urls', () => {
        nock(googlDomain)
            .head(shortUrl)
            .reply(404);

        return resolver
            .resolve(googlDomain + shortUrl)
            .should.be.rejectedWith('Got response 404');
    });

    it('Handles missing location header', () => {
        nock(googlDomain)
            .head(shortUrl)
            .reply(302);

        return resolver
            .resolve(googlDomain + shortUrl)
            .should.be.rejectedWith('Missing location url in undefined');
    });

    it('Handles failed requests', () => {
        nock(googlDomain)
            .head(shortUrl)
            .replyWithError('Something went wrong');

        return resolver
            .resolve(googlDomain + shortUrl)
            .should.be.rejectedWith('Something went wrong');
    });
});