insomnia-node-libcurl/test/curl/events.js

Node bindings for libcurl. Based on the work from node-curl.

/**
 * @author Jonathan Cardoso Machado
 * @license MIT
 * @copyright 2015, Jonathan Cardoso Machado
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do
 * so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
var serverObj = require('./../helper/server'),
  Curl = require('../../lib/Curl');

var server = serverObj.server,
  app = serverObj.app,
  url = '',
  timeout = 0;

var curl;

beforeEach(function() {
  curl = new Curl();
  curl.setOpt('URL', url);
});

afterEach(function() {
  curl.close();
});

before(function(done) {
  app.all('/', function(req, res) {
    if (req.body.errReq) {
      res.status(500);
      res.end();
    } else {
      res.send('Hello World!');
    }

    timeout = setTimeout(function() {
      throw Error('No action taken.');
    }, 1000);
  });

  server.listen(serverObj.port, serverObj.host, function() {
    url = server.address().address + ':' + server.address().port;

    done();
  });
});

after(function() {
  app._router.stack.pop();
  server.close();
});

it('should emit "end" event when the connection ends without errors.', function(done) {
  curl.on('end', function() {
    clearTimeout(timeout);

    done();
  });

  curl.on('error', function(err) {
    clearTimeout(timeout);

    done(err);
  });

  curl.perform();
});

it('should emit "error" event when the connection fails', function(done) {
  curl.setOpt('POSTFIELDS', 'errReq=true');
  curl.setOpt('FAILONERROR', true);

  curl.on('end', function() {
    clearTimeout(timeout);

    done(Error('end event was called, but the connection failed.'));
  });

  curl.on('error', function(err, errCode) {
    err.should.be.instanceof(Error);
    errCode.should.be.of.type('number').and.equal(Curl.code.CURLE_HTTP_RETURNED_ERROR);

    clearTimeout(timeout);

    done();
  });

  curl.perform();
});

it('should emit "error" when the connection is aborted in the progress cb', function(done) {
  curl.setProgressCallback(function() {
    return 1;
  });

  curl.setOpt('NOPROGRESS', false);

  curl.on('end', function() {
    clearTimeout(timeout);

    done(Error('end event was called, but the connection was aborted.'));
  });

  curl.on('error', function(err) {
    err.should.be.instanceof(Error);

    clearTimeout(timeout);

    done();
  });

  curl.perform();
});

it('should emit "error" when the connection is aborted in the header cb', function(done) {
  curl.onHeader = function() {
    return -1;
  };

  curl.on('end', function() {
    clearTimeout(timeout);

    done(Error('end event was called, but the connection was aborted.'));
  });

  curl.on('error', function(err, errCode) {
    err.should.be.instanceof(Error);
    errCode.should.be.of.type('number').and.equal(Curl.code.CURLE_WRITE_ERROR);

    clearTimeout(timeout);

    done();
  });

  curl.perform();
});

it('should emit "error" when the connection is aborted in the data cb', function(done) {
  curl.onData = function() {
    return -1;
  };

  curl.on('end', function() {
    clearTimeout(timeout);

    done(Error('end event was called, but the connection was aborted.'));
  });

  curl.on('error', function(err, errCode) {
    err.should.be.instanceof(Error);
    errCode.should.be.of.type('number').and.equal(Curl.code.CURLE_WRITE_ERROR);

    clearTimeout(timeout);

    done();
  });

  curl.perform();
});