[Mojo-Loading] Implement URLLoader::SetPriority

content/browser/loader/mojo_async_resource_handler_unittest.cc

 // Copyright 2016 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/browser/loader/mojo_async_resource_handler.h"
 
 #include <string.h>
 
 #include <utility>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/weak_ptr.h"
 #include "base/run_loop.h"
 #include "content/browser/loader/mock_resource_loader.h"
 #include "content/browser/loader/resource_controller.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 #include "content/browser/loader/resource_request_info_impl.h"
+#include "content/browser/loader/resource_scheduler.h"
 #include "content/browser/loader/test_url_loader_client.h"
 #include "content/common/resource_request_completion_status.h"
 #include "content/common/url_loader.mojom.h"
 #include "content/public/browser/appcache_service.h"
 #include "content/public/browser/navigation_data.h"
 #include "content/public/browser/resource_context.h"
 #include "content/public/browser/resource_dispatcher_host_delegate.h"
 #include "content/public/browser/resource_throttle.h"
 #include "content/public/browser/stream_info.h"
 #include "content/public/common/previews_state.h"
 #include "content/public/common/resource_response.h"
 #include "content/public/common/resource_type.h"
 #include "content/public/test/test_browser_context.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "mojo/public/c/system/data_pipe.h"
 #include "mojo/public/c/system/types.h"
 #include "mojo/public/cpp/bindings/strong_binding.h"
 #include "mojo/public/cpp/system/data_pipe.h"
 #include "net/base/auth.h"
 #include "net/base/net_errors.h"
+#include "net/base/request_priority.h"
 #include "net/http/http_response_headers.h"
 #include "net/http/http_response_info.h"
 #include "net/http/http_status_code.h"
 #include "net/http/http_util.h"
 #include "net/ssl/client_cert_store.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_status.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 740 matching lines @@
     ASSERT_EQ(MOJO_RESULT_OK, result);
   }
 
   handler_->set_end_write_expectation(MOJO_RESULT_SHOULD_WAIT);
   mock_loader_->WaitUntilIdleOrCanceled();
   EXPECT_FALSE(url_loader_client_.has_received_completion());
   EXPECT_EQ(MockResourceLoader::Status::CANCELED, mock_loader_->status());
   EXPECT_EQ(net::ERR_FAILED, mock_loader_->error_code());
 }
 
+TEST_F(MojoAsyncResourceHandlerTest, SetPriority) {
+  ASSERT_TRUE(CallOnWillStartAndOnResponseStarted());
+  std::unique_ptr<ResourceThrottle> throttle =
+      ResourceDispatcherHostImpl::Get()->scheduler()->ScheduleRequest(
+          4, 2, false, request_.get());

[mmenke, 2017/01/24 16:57:52]

Should label the 4 and 2 with comments.

[yhirano, 2017/01/27 07:53:55]

I gave names to these values.

+
+  EXPECT_EQ(net::LOWEST, request_->priority());
+
+  handler_->SetPriority(mojom::RequestPriority::kHighest, 4);

[mmenke, 2017/01/24 16:57:52]

Please label this 4 as well.

[yhirano, 2017/01/27 07:53:55]

I gave a name to the value.

+
+  EXPECT_EQ(net::HIGHEST, request_->priority());
+}
+
 TEST_P(MojoAsyncResourceHandlerWithAllocationSizeTest,
        OnWillReadWithLongContents) {
   ASSERT_TRUE(CallOnWillStartAndOnResponseStarted());
   ASSERT_EQ(MockResourceLoader::Status::IDLE, mock_loader_->OnWillRead(-1));
   std::string expected;
   for (int i = 0; i < 3 * mock_loader_->io_buffer_size() + 2; ++i)
     expected += ('A' + i % 26);
 
   ASSERT_EQ(MockResourceLoader::Status::IDLE, mock_loader_->OnReadCompleted(0));
 
@@ skipping 304 matching lines @@
     }
   }
   EXPECT_EQ("B", body);
 }
 
 INSTANTIATE_TEST_CASE_P(MojoAsyncResourceHandlerWithAllocationSizeTest,
                         MojoAsyncResourceHandlerWithAllocationSizeTest,
                         ::testing::Values(8, 32 * 2014));
 }  // namespace
 }  // namespace content