ServiceWorker: Read the blob from SW's response to a fetch event

content/browser/service_worker/service_worker_browsertest.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 "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/run_loop.h"
+#include "content/browser/fileapi/chrome_blob_storage_context.h"
 #include "content/browser/service_worker/embedded_worker_instance.h"
 #include "content/browser/service_worker/embedded_worker_registry.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
 #include "content/browser/service_worker/service_worker_context_wrapper.h"
 #include "content/browser/service_worker/service_worker_registration.h"
 #include "content/browser/service_worker/service_worker_test_utils.h"
 #include "content/browser/service_worker/service_worker_version.h"
 #include "content/common/service_worker/service_worker_messages.h"
 #include "content/common/service_worker/service_worker_status_code.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/storage_partition.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/content_browser_test.h"
 #include "content/public/test/content_browser_test_utils.h"
 #include "content/shell/browser/shell.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
+#include "webkit/browser/blob/blob_data_handle.h"
+#include "webkit/browser/blob/blob_storage_context.h"
+#include "webkit/common/blob/blob_data.h"
 
 namespace content {
 
 namespace {
 
 struct FetchResult {
   ServiceWorkerStatusCode status;
   ServiceWorkerFetchEventResult result;
   ServiceWorkerResponse response;
 };
@@ skipping 44 matching lines @@
     BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, quit);
 }
 
 ServiceWorkerVersion::FetchCallback CreateResponseReceiver(
     BrowserThread::ID run_quit_thread,
     const base::Closure& quit,
     FetchResult* result) {
   return base::Bind(&ReceiveFetchResult, run_quit_thread, quit, result);
 }
 
+void ReadResponseBody(std::string* body,
+                      scoped_refptr<ChromeBlobStorageContext> context,
+                      std::string blob_uuid) {
+  scoped_ptr<webkit_blob::BlobDataHandle> blob_data_handle =
+      context->context()->GetBlobDataFromUUID(blob_uuid);
+  ASSERT_EQ(1U, blob_data_handle->data()->items().size());
+  *body = std::string(blob_data_handle->data()->items()[0].bytes(),
+                      0,
+                      blob_data_handle->data()->items()[0].length());
+}
+
 }  // namespace
 
 class ServiceWorkerBrowserTest : public ContentBrowserTest {
  protected:
   typedef ServiceWorkerBrowserTest self;
 
   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
     command_line->AppendSwitch(switches::kEnableServiceWorker);
   }
 
@@ skipping 364 matching lines @@
   ServiceWorkerFetchEventResult result;
   ServiceWorkerResponse response;
   FetchTestHelper("/service_worker/fetch_event.js", &result, &response);
   ASSERT_EQ(SERVICE_WORKER_FETCH_EVENT_RESULT_RESPONSE, result);
   EXPECT_EQ(301, response.status_code);
   EXPECT_EQ("Moved Permanently", response.status_text);
   std::map<std::string, std::string> expected_headers;
   expected_headers["Content-Language"] = "fi";
   expected_headers["Content-Type"] = "text/html; charset=UTF-8";
   EXPECT_EQ(expected_headers, response.headers);
+
+  scoped_refptr<ChromeBlobStorageContext> context =
+      ChromeBlobStorageContext::GetFor(
+          shell()->web_contents()->GetBrowserContext());
+  std::string body;
+  RunOnIOThread(
+      base::Bind(&ReadResponseBody, &body, context, response.blob_uuid));
+  EXPECT_EQ("This resource is gone. Gone, gone, gone.", body);
 }
 
 IN_PROC_BROWSER_TEST_F(ServiceWorkerVersionBrowserTest,
-                       FetchEvent_FallbackToNative) {
-  ServiceWorkerFetchEventResult result;
-  ServiceWorkerResponse response;
-  FetchTestHelper(
-      "/service_worker/fetch_event_fallback.js", &result, &response);
-  ASSERT_EQ(SERVICE_WORKER_FETCH_EVENT_RESULT_FALLBACK, result);
-}
-
-IN_PROC_BROWSER_TEST_F(ServiceWorkerVersionBrowserTest, FetchEvent_Rejected) {
-  ServiceWorkerFetchEventResult result;
-  ServiceWorkerResponse response;
-  FetchTestHelper("/service_worker/fetch_event_error.js", &result, &response);
-  ASSERT_EQ(SERVICE_WORKER_FETCH_EVENT_RESULT_FALLBACK, result);
-}
-
-IN_PROC_BROWSER_TEST_F(ServiceWorkerVersionBrowserTest,
                        SyncAbortedWithoutFlag) {
   RunOnIOThread(base::Bind(
       &self::SetUpRegistrationOnIOThread, this, "/service_worker/sync.js"));
 
   // Run the sync event.
   ServiceWorkerStatusCode status = SERVICE_WORKER_ERROR_FAILED;
   base::RunLoop sync_run_loop;
   BrowserThread::PostTask(BrowserThread::IO,
                           FROM_HERE,
                           base::Bind(&self::SyncEventOnIOThread,
@@ skipping 167 matching lines @@
         base::Bind(&ServiceWorkerBlackBoxBrowserTest::FindRegistrationOnIO,
                    this,
                    embedded_test_server()->GetURL("/service_worker/empty.html"),
                    &status,
                    &script_url));
     EXPECT_EQ(SERVICE_WORKER_ERROR_NOT_FOUND, status);
   }
 }
 
 }  // namespace content