SERVER-33200 add entry point for Benchmark tests

4 files changed, 62 insertions, 3 deletions

diff --git a/site_scons/site_tools/mongo_benchmark.py b/site_scons/site_tools/mongo_benchmark.py
index bd3c09f9f3c..8470a9bfdbf 100644
--- a/site_scons/site_tools/mongo_benchmark.py
+++ b/site_scons/site_tools/mongo_benchmark.py
@@ -28,6 +28,7 @@ def build_benchmark(env, target, source, **kwargs):
         bmEnv.Append(LIBS=["ShLwApi.lib"])
 
     libdeps = kwargs.get('LIBDEPS', [])
+    libdeps.append('$BUILD_DIR/mongo/unittest/benchmark_main')
     libdeps.append('$BUILD_DIR/third_party/shim_benchmark')
 
     kwargs['LIBDEPS'] = libdeps
diff --git a/src/mongo/unittest/SConscript b/src/mongo/unittest/SConscript
index aeb99938cc5..60315dcc5bd 100644
--- a/src/mongo/unittest/SConscript
+++ b/src/mongo/unittest/SConscript
@@ -34,6 +34,18 @@ env.Library(target="integration_test_main",
             ],
 )
 
+bmEnv = env.Clone()
+bmEnv.InjectThirdPartyIncludePaths(libraries=['benchmark'])
+bmEnv.Library(
+    target="benchmark_main",
+    source=[
+        'benchmark_main.cpp'
+    ],
+    LIBDEPS=[
+        '$BUILD_DIR/mongo/base',
+    ],
+)
+
 env.CppUnitTest('unittest_test', 'unittest_test.cpp')
 env.CppUnitTest('fixture_test', 'fixture_test.cpp')
 env.CppUnitTest('temp_dir_test', 'temp_dir_test.cpp')
diff --git a/src/mongo/unittest/benchmark_main.cpp b/src/mongo/unittest/benchmark_main.cpp
new file mode 100644
index 00000000000..a992ddb06bf
--- /dev/null
+++ b/src/mongo/unittest/benchmark_main.cpp
@@ -0,0 +1,49 @@
+/**
+ *    Copyright (C) 2018 MongoDB Inc.
+ *
+ *    This program is free software: you can redistribute it and/or  modify
+ *    it under the terms of the GNU Affero General Public License, version 3,
+ *    as published by the Free Software Foundation.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *    As a special exception, the copyright holders give permission to link the
+ *    code of portions of this program with the OpenSSL library under certain
+ *    conditions as described in each individual source file and distribute
+ *    linked combinations including the program with the OpenSSL library. You
+ *    must comply with the GNU Affero General Public License in all respects
+ *    for all of the code used other than as permitted herein. If you modify
+ *    file(s) with this exception, you may extend this exception to your
+ *    version of the file(s), but you are not obligated to do so. If you do not
+ *    wish to do so, delete this exception statement from your version. If you
+ *    delete this exception statement from all source files in the program,
+ *    then also delete it in the license file.
+ */
+
+#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kDefault
+
+#include "mongo/platform/basic.h"
+
+#include <benchmark/benchmark.h>
+
+#include "mongo/base/initializer.h"
+#include "mongo/util/signal_handlers_synchronous.h"
+
+
+int main(int argc, char** argv, char** envp) {
+    ::mongo::clearSignalMask();
+    ::mongo::setupSynchronousSignalHandlers();
+    ::mongo::runGlobalInitializersOrDie(argc, argv, envp);
+
+    // Copied from the BENCHMARK_MAIN macro.
+    ::benchmark::Initialize(&argc, argv);
+    if (::benchmark::ReportUnrecognizedArguments(argc, argv))
+        return 1;
+    ::benchmark::RunSpecifiedBenchmarks();
+}
diff --git a/src/mongo/unittest/benchmark_test.cpp b/src/mongo/unittest/benchmark_test.cpp
index 4949e5df668..18e0466cbb5 100644
--- a/src/mongo/unittest/benchmark_test.cpp
+++ b/src/mongo/unittest/benchmark_test.cpp
@@ -48,6 +48,3 @@ BENCHMARK(BM_empty);
 BENCHMARK(BM_empty)->ThreadPerCpu();
 
 }  // namespace
-
-// This function executes previously registered benchmarks.
-BENCHMARK_MAIN();