Reduce ipc_perftests iterations in debug builds

ipc/ipc_perftest_support.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 "ipc/ipc_perftest_support.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 220 matching lines @@
   std::unique_ptr<base::PerfTimeLogger> perf_logger_;
 };
 
 IPCChannelPerfTestBase::IPCChannelPerfTestBase() = default;
 IPCChannelPerfTestBase::~IPCChannelPerfTestBase() = default;
 
 std::vector<PingPongTestParams>
 IPCChannelPerfTestBase::GetDefaultTestParams() {
   // Test several sizes. We use 12^N for message size, and limit the message
   // count to keep the test duration reasonable.
+#ifdef NDEBUG
+  const int kMultiplier = 100;
+#else
+  // Debug builds on Windows run these tests orders of magnitude more slowly.
+  const int kMultiplier = 1;
+#endif
   std::vector<PingPongTestParams> list;
-  list.push_back(PingPongTestParams(12, 50000));
-  list.push_back(PingPongTestParams(144, 50000));
-  list.push_back(PingPongTestParams(1728, 50000));
-  list.push_back(PingPongTestParams(20736, 12000));
-  list.push_back(PingPongTestParams(248832, 1000));
+  list.push_back(PingPongTestParams(12, 500 * kMultiplier));
+  list.push_back(PingPongTestParams(144, 500 * kMultiplier));
+  list.push_back(PingPongTestParams(1728, 500 * kMultiplier));
+  list.push_back(PingPongTestParams(20736, 120 * kMultiplier));
+  list.push_back(PingPongTestParams(248832, 10 * kMultiplier));
   return list;
 }
 
 void IPCChannelPerfTestBase::RunTestChannelPingPong(
     const std::vector<PingPongTestParams>& params) {
   auto message_loop = base::MakeUnique<base::MessageLoopForIO>();
   mojo::edk::test::ScopedIPCSupport ipc_support(message_loop->task_runner());
   InitWithCustomMessageLoop("MojoPerfTestClient", std::move(message_loop));
 
   // Set up IPC channel and start client.
@@ skipping 124 matching lines @@
   auto set_result = SetThreadAffinityMask(GetCurrentThread(), old_affinity_);
   DCHECK_NE(0u, set_result);
 #elif defined(OS_LINUX)
   auto set_result = sched_setaffinity(0, sizeof(old_cpuset_), &old_cpuset_);
   DCHECK_EQ(0, set_result);
 #endif
 }
 
 }  // namespace test
 }  // namespace IPC