connection error test

Author: sushantdhiman

test/integration/connection/test-invalid-credentials.js renamed to test/integration/connection/test-error-events.js

@@ -1,26 +1,33 @@
 var common = require('../../common');
 var assert = require('assert');
 
+var callCount = 0;
+var exceptionCount = 0;
+
 process.on('uncaughtException', function (err) {
   assert.ifError(err);
+  exceptionCount++;
 });
 
 var connection1 = common.createConnection({
-  username: 'wtf',
   password: 'lol'
 });
 
 // error will NOT bubble up to process level if `on` is used
-connection1.on('error', function (err) {
-  assert.ok(err);
+connection1.on('error', function () {
+  callCount++;
 });
 
 var connection2 = common.createConnection({
-  username: 'wtf',
   password: 'lol'
 });
 
 // error will bubble up to process level if `once` is used
-connection2.once('error', function (err) {
-  assert.ok(err);
+connection2.once('error', function () {
+  callCount++;
+});
+
+process.on('exit', function () {
+  assert.equal(callCount, 2);
+  assert.equal(exceptionCount, 0);
 });