Merge pull request #166 from videojs/responsetext-errors

return responseText in errors

@@ -65,6 +65,7 @@
             loader.error = {
               status: xhr.status,
               message: 'HLS playlist request error at URL: ' + url,
+              responseText: xhr.responseText,
               code: (xhr.status >= 500) ? 4 : 2
             };
             return loader.trigger('error');
@@ -226,6 +227,7 @@
           loader.error = {
             status: this.status,
             message: 'HLS playlist request error at URL: ' + srcUrl,
+            responseText: this.responseText,
             code: 2 // MEDIA_ERR_NETWORK
           };
           return loader.trigger('error');

@@ -240,6 +240,7 @@
   test('emits an error if a media refresh fails', function() {
     var
       errors = 0,
+      errorResponseText = 'custom error message',
       loader = new videojs.Hls.PlaylistLoader('live.m3u8');
 
     loader.on('error', function() {
@@ -251,10 +252,11 @@
                            '#EXTINF:10,\n' +
                            '0.ts\n');
     clock.tick(10 * 1000); // trigger a refresh
-    requests.pop().respond(500);
+    requests.pop().respond(500, null, errorResponseText);
 
     strictEqual(errors, 1, 'emitted an error');
     strictEqual(loader.error.status, 500, 'captured the status code');
+    strictEqual(loader.error.responseText, errorResponseText, 'captured the responseText');
   });
 
   test('switches media playlists when requested', function() {