use native Promise

.gitignore

 node_modules/
 coverage
 html-report
+package-lock.json

lib/context.js

 var Readable = require('readable-stream');
 var EventEmitter = require('events').EventEmitter;
 var state = require('./state');
-var Q = require('q');
 var commands = require('./command');
 
 //base context
@@ -110,30 +109,33 @@ Context.prototype.send = function (msg, cb) {
 
 Context.prototype.end = function () {
   this.stream.end();
-  return Q.resolve();
+  return Promise.resolve();
 };
 
 Context.prototype.sendCommand = function (command) {
-  var defer = new Q.defer();
   if (this.debug) console.log('command', command);
   var self = this;
-  this.send(command + '\n', function (err, result) {
+  return new Promise(function (resolve, reject) {
+    self.send(command + '\n', function (err, result) {
       if (self.debug) console.log('err:', err, 'result:', result);
       if (err) {
-      defer.reject(err);
+        reject(err);
       } else {
-      defer.resolve(result);
+        resolve(result);
       }
     });
-  return defer.promise;
+  })
+  
+
 };
 
 Context.prototype.onEvent = function (event) {
-  var defer = new Q.defer();
-  this.on(event, function (data) {
-    defer.resolve(data);
-  });
-  return defer.promise;
+  var self = this
+  return new Promise(function (resolve) {
+    self.on(event, function (data) {
+      resolve(data);
+    })
+  })
 };
 
 //additional agi commands

package.json

@@ -15,7 +15,6 @@
     "node": ">=0.8.0"
   },
   "dependencies": {
-    "q": "^1.4.1",
     "readable-stream": "*"
   },
   "devDependencies": {

test/index.js

@@ -135,17 +135,15 @@ describe('Context', function() {
         context.exec('test')
           .then(function (res) {
             expect(res.result).to.eql('0');
+            process.nextTick(function() {
+              context.stream.write('200 result=1\n');
+            });
             return context.exec('test 2');
           })
           .then(function (res) {
             expect(res.result).to.eql('1');
             done();
           });
-          
-        process.nextTick(function() {
-          context.stream.write('200 result=1\n');
-        });
-        
       });
     });
   });