CartoDB-SQL-API/test/acceptance/frontend_abort.js

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require('../helper');
require('../support/assert');
var assert = require('assert')
, App = require(global.settings.app_root + '/app/controllers/app')
, querystring = require('querystring')
, _ = require('underscore')
, Step = require('step')
, net = require('net')
, http = require('http')
;
var sql_server_data_handler;
var sql_server_port = 5556;
var sql_server = net.createServer(function(c) {
c.on('data', function(d) {
console.log("SQL Server got data: " + d);
if ( sql_server_data_handler ) {
console.log("Sending data to sql_server_data_handler");
sql_server_data_handler(null, d);
}
c.destroy();
});
});
suite('frontend abort', function() {
suiteSetup(function(done){
sql_server.listen(sql_server_port, done);
});
// See https://github.com/CartoDB/CartoDB-SQL-API/issues/129
test('aborts request', function(done){
//console.log("settings:"); console.dir(global.settings);
var db_host_backup = global.settings.db_host;
var db_port_backup = global.settings.db_port;
global.settings.db_host = 'localhost';
global.settings.db_port = sql_server_port;
var app = App();
var timeout;
Step(
function sendQuery() {
var next = this;
assert.response(app, {
url: '/api/v1/sql?q=SELECT+1',
method: 'GET',
timeout: 1,
headers: {host: 'vizzuality.localhost' }
},{}, function(res, err) {
next(err, res);
});
},
function checkResponse(err, res) {
assert(err); // expect timeout
assert.ok((''+err).match(/socket/), err);
sql_server_data_handler = this;
var next = this;
// If a call does not arrive to the sql server within
// the given timeout we're confident it means the request
// was successfully aborted
timeout = setTimeout(function() { next(null); }, 500);
},
function checkSqlServerData(err, data) {
clearTimeout(timeout);
assert.ok(!data, "SQL Server was contacted no matter client abort");
// TODO: intercept logs ?
return null;
},
function finish(err) {
global.settings.db_host = db_host_backup;
global.settings.db_port = db_port_backup;
done(err);
}
);
});
suiteTeardown(function(done) {
try {
sql_server.close(done);
} catch (er) {
console.log(er);
done(); // error expected as server is probably closed already
}
});
});