Initial implementation of RequestPriority-based HTTP/2 dependencies.

net/spdy/spdy_proxy_client_socket_unittest.cc

 // Copyright (c) 2012 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 "net/spdy/spdy_proxy_client_socket.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/strings/utf_string_conversions.h"
 #include "net/base/address_list.h"
@@ skipping 15 matching lines @@
 #include "net/spdy/spdy_protocol.h"
 #include "net/spdy/spdy_session_pool.h"
 #include "net/spdy/spdy_test_util_common.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 
 //-----------------------------------------------------------------------------
 
 namespace {
 
+enum TestCase {
+  // Test using the SPDY 3.1 protocol.
+  kTestCaseSPDY31,
+
+  // Test using the HTTP2 protocol, without specifying a stream
+  // dependency based on the RequestPriority.
+  kTestCaseHTTP2NoPriorityDependencies,
+
+  // Test using the HTTP2 protocol, specifying a stream
+  // dependency based on the RequestPriority.
+  kTestCaseHTTP2PriorityDependencies
+};
+
 static const char kRequestUrl[] = "https://www.google.com/";
 static const char kOriginHost[] = "www.google.com";
 static const int kOriginPort = 443;
 static const char kOriginHostPort[] = "www.google.com:443";
 static const char kProxyUrl[] = "https://myproxy:6121/";
 static const char kProxyHost[] = "myproxy";
 static const int kProxyPort = 6121;
 static const char kUserAgent[] = "Mozilla/1.0";
 
 static const int kStreamId = 1;
 
 static const char kMsg1[] = "\0hello!\xff";
 static const int kLen1 = 8;
 static const char kMsg2[] = "\0a2345678\0";
 static const int kLen2 = 10;
 static const char kMsg3[] = "bye!";
 static const int kLen3 = 4;
 static const char kMsg33[] = "bye!bye!";
 static const int kLen33 = kLen3 + kLen3;
 static const char kMsg333[] = "bye!bye!bye!";
 static const int kLen333 = kLen3 + kLen3 + kLen3;
 
 static const char kRedirectUrl[] = "https://example.com/";
 
 }  // anonymous namespace
 
 namespace net {
 
-class SpdyProxyClientSocketTest
-    : public PlatformTest,
-      public testing::WithParamInterface<NextProto> {
+class SpdyProxyClientSocketTest : public PlatformTest,
+                                  public testing::WithParamInterface<TestCase> {
  public:
   SpdyProxyClientSocketTest();
+  ~SpdyProxyClientSocketTest();
 
   void TearDown() override;
 
  protected:
+  NextProto GetProtocol() const;
+  bool GetDependenciesFromPriority() const;
+
   void Initialize(MockRead* reads, size_t reads_count, MockWrite* writes,
                   size_t writes_count);
   void PopulateConnectRequestIR(SpdyHeaderBlock* syn_ir);
   void PopulateConnectReplyIR(SpdyHeaderBlock* block, const char* status);
   SpdyFrame* ConstructConnectRequestFrame();
   SpdyFrame* ConstructConnectAuthRequestFrame();
   SpdyFrame* ConstructConnectReplyFrame();
   SpdyFrame* ConstructConnectAuthReplyFrame();
   SpdyFrame* ConstructConnectRedirectReplyFrame();
   SpdyFrame* ConstructConnectErrorReplyFrame();
@@ skipping 50 matching lines @@
   std::string user_agent_;
   GURL url_;
   HostPortPair proxy_host_port_;
   HostPortPair endpoint_host_port_pair_;
   ProxyServer proxy_;
   SpdySessionKey endpoint_spdy_session_key_;
 
   DISALLOW_COPY_AND_ASSIGN(SpdyProxyClientSocketTest);
 };
 
-INSTANTIATE_TEST_CASE_P(NextProto,
+INSTANTIATE_TEST_CASE_P(TestCase,
                         SpdyProxyClientSocketTest,
-                        testing::Values(kProtoSPDY31,
-                                        kProtoHTTP2));
+                        testing::Values(kTestCaseSPDY31,
+                                        kTestCaseHTTP2NoPriorityDependencies,
+                                        kTestCaseHTTP2PriorityDependencies));
 
 SpdyProxyClientSocketTest::SpdyProxyClientSocketTest()
-    : spdy_util_(GetParam()),
+    : spdy_util_(GetProtocol(), GetDependenciesFromPriority()),
       read_buf_(NULL),
-      session_deps_(GetParam()),
+      session_deps_(GetProtocol()),
       connect_data_(SYNCHRONOUS, OK),
       framer_(spdy_util_.spdy_version(), false),
       user_agent_(kUserAgent),
       url_(kRequestUrl),
       proxy_host_port_(kProxyHost, kProxyPort),
       endpoint_host_port_pair_(kOriginHost, kOriginPort),
       proxy_(ProxyServer::SCHEME_HTTPS, proxy_host_port_),
       endpoint_spdy_session_key_(endpoint_host_port_pair_,
                                  proxy_,
                                  PRIVACY_MODE_DISABLED) {
   session_deps_.net_log = net_log_.bound().net_log();
+  SpdySession::SetPriorityDependencyDefaultForTesting(
+      GetDependenciesFromPriority());
+}
+
+SpdyProxyClientSocketTest::~SpdyProxyClientSocketTest() {
+  SpdySession::SetPriorityDependencyDefaultForTesting(false);
 }
 
 void SpdyProxyClientSocketTest::TearDown() {
   if (session_.get() != NULL)
     session_->spdy_session_pool()->CloseAllSessions();
 
   // Empty the current queue.
   base::MessageLoop::current()->RunUntilIdle();
   PlatformTest::TearDown();
 }
 
+NextProto SpdyProxyClientSocketTest::GetProtocol() const {
+  return GetParam() == kTestCaseSPDY31 ? kProtoSPDY31 : kProtoHTTP2;
+}
+
+bool SpdyProxyClientSocketTest::GetDependenciesFromPriority() const {
+  return GetParam() == kTestCaseHTTP2PriorityDependencies;
+}
+
 void SpdyProxyClientSocketTest::Initialize(MockRead* reads,
                                                 size_t reads_count,
                                                 MockWrite* writes,
                                                 size_t writes_count) {
   data_.reset(new DeterministicSocketData(reads, reads_count,
                                           writes, writes_count));
   data_->set_connect_data(connect_data_);
   data_->SetStop(2);
 
   session_deps_.deterministic_socket_factory->AddSocketDataProvider(
@@ skipping 1192 matching lines @@
 
   EXPECT_FALSE(sock_.get());
   EXPECT_TRUE(read_callback.have_result());
   EXPECT_FALSE(write_callback_.have_result());
 
   // Let the RST_STREAM write while |rst| is in-scope.
   base::MessageLoop::current()->RunUntilIdle();
 }
 
 }  // namespace net