Add support for gcm_sender_id in Manifest.

content/renderer/manifest/manifest_parser_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/manifest/manifest_parser.h"
 
 #include "base/strings/string_util.h"
 #include "content/public/common/manifest.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
 
 namespace content {
 
 class ManifestParserTest : public testing::Test  {
  protected:
   ManifestParserTest() {}
   virtual ~ManifestParserTest() {}
 
   Manifest ParseManifest(const base::StringPiece& json,
                          const GURL& document_url = default_document_url,
@@ skipping 133 matching lines @@
   // Resolving has to happen based on the manifest_url.
   {
     Manifest manifest =
         ParseManifest("{ \"start_url\": \"land.html\" }",
                       GURL("http://foo.com/landing/manifest.json"),
                       GURL("http://foo.com/index.html"));
     ASSERT_EQ(manifest.start_url.spec(), "http://foo.com/landing/land.html");
   }
 }
 
+TEST_F(ManifestParserTest, GCMSenderIDParseRules) {
+  bool push_messaging_enabled =
+      blink::WebRuntimeFeatures::isPushMessagingEnabled();
+
+  blink::WebRuntimeFeatures::enablePushMessaging(true);
+
+  // Smoke test.
+  {
+    Manifest manifest = ParseManifest("{ \"gcm_sender_id\": \"foo\" }");
+    ASSERT_TRUE(EqualsASCII(manifest.gcm_sender_id.string(), "foo"));
+  }
+
+  // Trim whitespaces.
+  {
+    Manifest manifest = ParseManifest("{ \"gcm_sender_id\": \"  foo  \" }");
+    ASSERT_TRUE(EqualsASCII(manifest.gcm_sender_id.string(), "foo"));
+  }
+
+  // Don't parse if name isn't a string.
+  {
+    Manifest manifest = ParseManifest("{ \"gcm_sender_id\": {} }");
+    ASSERT_TRUE(manifest.gcm_sender_id.is_null());
+  }
+
+  // Don't parse if name isn't a string.
+  {
+    Manifest manifest = ParseManifest("{ \"gcm_sender_id\": 42 }");
+    ASSERT_TRUE(manifest.gcm_sender_id.is_null());
+  }
+
+  blink::WebRuntimeFeatures::enablePushMessaging(false);
+
+  // Check that we don't parse it if PushMessaging isn't enabled.
+  {
+    Manifest manifest = ParseManifest("{ \"gcm_sender_id\": \"foo\" }");
+    ASSERT_TRUE(manifest.gcm_sender_id.is_null());
+  }
+
+  blink::WebRuntimeFeatures::enablePushMessaging(push_messaging_enabled);
+}
+
 } // namespace content