Add pending test for backend crash (#135)

test/acceptance/backend_crash.js

@@ -0,0 +1,69 @@
+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')
+    ;
+
+var sql_server_port = 5556;
+var sql_server = net.createServer(function(c) {
+  console.log('server connected');
+  c.destroy();
+  console.log('server socket destroyed.');
+  sql_server.close(function() {
+  console.log('server closed');
+  });
+});
+
+suite('backend crash', function() {
+
+suiteSetup(function(done){
+  sql_server.listen(sql_server_port, done);
+});
+
+// See https://github.com/CartoDB/CartoDB-SQL-API/issues/135
+test.skip('does not hang server', 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();
+  Step(
+    function sendQuery() {
+      var next = this;
+      assert.response(app, {
+          url: '/api/v1/sql?q=SELECT+1',
+          method: 'GET',
+          headers: {host: 'vizzuality.localhost' }
+      },{}, function(res, err) {
+          next(err, res);
+      });
+    },
+    function checkResponse(err, res) {
+      assert.ok(err);
+      assert.ok(err.message.match(/hang up/), err);
+      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
+  }
+});
+
+});