Add a blob field to ServiceWorkerFetchResponse and read the blob

content/browser/fileapi/mock_url_request_delegate.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 "mock_url_request_delegate.h"
+
+#include "base/run_loop.h"
+#include "net/base/io_buffer.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+const int kBufferSize = 1024;
+}
+
+namespace content {
+
+MockURLRequestDelegate::MockURLRequestDelegate()
+    : io_buffer_(new net::IOBuffer(kBufferSize)) {
+}
+
+MockURLRequestDelegate::~MockURLRequestDelegate() {
+}
+
+void MockURLRequestDelegate::OnResponseStarted(net::URLRequest* request) {
+  if (request->status().is_success()) {
+    EXPECT_TRUE(request->response_headers());
+    ReadSome(request);
+  } else {
+    RequestComplete();
+  }
+}
+
+void MockURLRequestDelegate::OnReadCompleted(net::URLRequest* request,
+                                             int bytes_read) {
+  if (bytes_read > 0)
+    ReceiveData(request, bytes_read);
+  else
+    RequestComplete();
+}
+
+void MockURLRequestDelegate::ReadSome(net::URLRequest* request) {
+  if (!request->is_pending()) {
+    RequestComplete();
+    return;
+  }
+
+  int bytes_read = 0;
+  if (!request->Read(io_buffer_.get(), kBufferSize, &bytes_read)) {
+    if (!request->status().is_io_pending())
+      RequestComplete();
+    return;
+  }
+
+  ReceiveData(request, bytes_read);
+}
+
+void MockURLRequestDelegate::ReceiveData(net::URLRequest* request,
+                                         int bytes_read) {
+  if (bytes_read) {
+    response_data_.append(io_buffer_->data(),
+                          static_cast<size_t>(bytes_read));
+    ReadSome(request);
+  } else {
+    RequestComplete();
+  }
+}
+
+void MockURLRequestDelegate::RequestComplete() {
+  base::MessageLoop::current()->Quit();
+}
+
+}  // namespace