Accept any 20* response status as successful. Fixes #299 (#300)

Author: marco-c

src/web-push-lib.js

@@ -271,7 +271,7 @@ WebPushLib.prototype.sendNotification =
         });
 
         pushResponse.on('end', function() {
-          if (pushResponse.statusCode !== 201) {
+          if (pushResponse.statusCode < 200 || pushResponse.statusCode > 299) {
             reject(new WebPushError('Received unexpected response code',
               pushResponse.statusCode, pushResponse.headers, responseText, requestDetails.endpoint));
           } else {

test/testSendNotification.js

@@ -305,6 +305,24 @@ suite('sendNotification', function() {
           }
         }
       }
+    }, {
+      testTitle: 'server returns 201',
+      requestOptions: {
+        subscription: {
+          keys: VALID_KEYS
+        },
+        message: 'hello'
+      },
+      serverFlags: ['statusCode=201']
+    }, {
+      testTitle: 'server returns 202',
+      requestOptions: {
+        subscription: {
+          keys: VALID_KEYS
+        },
+        message: 'hello'
+      },
+      serverFlags: ['statusCode=202']
     }
   ];
 
@@ -318,6 +336,11 @@ suite('sendNotification', function() {
           'https://127.0.0.1:' + serverPort;
       }
 
+      if (validRequest.serverFlags) {
+        validRequest.requestOptions.subscription.endpoint += '?' +
+          validRequest.serverFlags.join('&');
+      }
+
       const webPush = require('../src/index');
       return webPush.sendNotification(
         validRequest.requestOptions.subscription,