add recordFile and Answer

lib/context.js

@@ -101,10 +101,25 @@ Context.prototype.dial = function (num, timeout, params, cb) {
   this.exec('Dial', num + ',' + timeout + ',' + params, cb);
 };
 
-Context.prototype.getVariable = function(name, cb) {
+Context.prototype.getVariable = function (name, cb) {
   this.send('GET VARIABLE ' + name + '\n', cb || function() { });
 };
 
+Context.prototype.answer = function (cb) {
+  this.send('ANSWER' + '\n', cb || function() { });
+};
+
+Context.prototype.recordFile = function (filename, format, escape_digits, timeout, cb) {
+  var str = [
+      '"'+filename+'"', 
+      format, 
+      escape_digits, 
+      parseInt(timeout)*1000, 
+      '0 1 2'
+    ].join(' ');
+  this.send('RECORD FILE ' + str + '\n', cb || function() { });
+};
+
 Context.prototype.sayNumber = function(number, escape_digits, cb) {
   this.send('SAY NUMBER ' + number + ' "' + escape_digits + '"' + '\n', cb || function() { });
 };

package.json

@@ -2,7 +2,7 @@
   "author": "Sergey Dmitriev <serge.dmitriev@gmail.com>",
   "name": "ding-dong",
   "description": "AGI (Asterisk Gateway Interface) for writing dialplan scripts",
-  "version": "0.0.2",
+  "version": "0.0.3",
   "repository": {
     "type": "git",
     "url": "git://github.com/antirek/ding-dong.git"

test/index.js

@@ -177,6 +177,19 @@ describe('Context', function() {
     });
   });
 
+  describe('record file', function() {
+    it('record', function() {
+      this.context.recordFile('test', 'wav', '#', function() {});
+      expect(this.context.sent.join('')).to.eql('STREAM FILE "test" # "\n');
+    });
+
+    it('defaults to all digits', function() {
+      this.context.streamFile('test', function() {});
+      expect(this.context.sent.join('')).to.eql('STREAM FILE "test" "1234567890#*"\n');
+
+    });
+  });
+
   describe('waitForDigit', function() {
     it('sends with default timeout', function() {
       this.context.waitForDigit(function() {});