building protoc artifacts on windows
diff --git a/tools/run_tests/build_artifact_protoc.bat b/tools/run_tests/build_artifact_protoc.bat
new file mode 100644
index 0000000..1fa7f60
--- /dev/null
+++ b/tools/run_tests/build_artifact_protoc.bat
@@ -0,0 +1,45 @@
+@rem Copyright 2016, Google Inc.
+@rem All rights reserved.
+@rem
+@rem Redistribution and use in source and binary forms, with or without
+@rem modification, are permitted provided that the following conditions are
+@rem met:
+@rem
+@rem * Redistributions of source code must retain the above copyright
+@rem notice, this list of conditions and the following disclaimer.
+@rem * Redistributions in binary form must reproduce the above
+@rem copyright notice, this list of conditions and the following disclaimer
+@rem in the documentation and/or other materials provided with the
+@rem distribution.
+@rem * Neither the name of Google Inc. nor the names of its
+@rem contributors may be used to endorse or promote products derived from
+@rem this software without specific prior written permission.
+@rem
+@rem THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+@rem "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+@rem LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+@rem A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+@rem OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+@rem SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+@rem LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+@rem DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+@rem THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+@rem (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+@rem OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+mkdir artifacts
+
+setlocal
+cd third_party/protobuf/cmake
+cmake -G "%generator%" || goto :error
+endlocal
+
+call vsprojects/build_plugins.bat || goto :error
+
+xcopy /Y third_party\protobuf\cmake\Release\protoc.exe artifacts\ || goto :error
+xcopy /Y vsprojects\Release\*_plugin.exe artifacts\ || goto :error
+
+goto :EOF
+
+:error
+exit /b 1
\ No newline at end of file