HADOOP-13835. Move Google Test Framework code from mapreduce to hadoop-common. Contributed by Varun Vasudev.

LICENSE.txt

@@ -289,7 +289,7 @@ For src/main/native/src/org/apache/hadoop/io/compress/lz4/{lz4.h,lz4.c,lz4hc.h,l
 */
 
 
-For hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/main/native/gtest
+For hadoop-common-project/hadoop-common/src/main/native/gtest
 ---------------------------------------------------------------------
 Copyright 2008, Google Inc.
 All rights reserved.

hadoop-common-project/hadoop-common/pom.xml

@@ -523,6 +523,7 @@
             <exclude>src/main/native/src/org/apache/hadoop/io/compress/lz4/lz4hc.h</exclude>
             <exclude>src/main/native/src/org/apache/hadoop/io/compress/lz4/lz4hc.c</exclude>
             <exclude>src/main/native/src/org/apache/hadoop/io/compress/lz4/lz4hc_encoder.h</exclude>
+            <exclude>src/main/native/gtest/**/*</exclude>
             <exclude>src/test/resources/test-untar.tgz</exclude>
             <exclude>src/test/resources/test.har/_SUCCESS</exclude>
             <exclude>src/test/resources/test.har/_index</exclude>

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/pom.xml

@@ -92,8 +92,6 @@
         <configuration>
           <excludes>
             <exclude>src/main/native/testData/*</exclude>
-            <!-- gtest has a compatible license -->
-            <exclude>src/main/native/gtest/**/*</exclude>
           </excludes>
         </configuration>
       </plugin>

hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-nativetask/src/CMakeLists.txt

@@ -21,6 +21,9 @@ cmake_minimum_required(VERSION 2.6 FATAL_ERROR)
 list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/../../../../hadoop-common-project/hadoop-common/)
 include(HadoopCommon)
 
+# Set gtest path
+set(GTEST_SRC_DIR ${CMAKE_SOURCE_DIR}/../../../../hadoop-common-project/hadoop-common/src/main/native/gtest)
+
 # Add extra compiler and linker flags.
 # -Wno-sign-compare
 hadoop_add_compiler_flags("-DNDEBUG -DSIMPLE_MEMCPY -fno-strict-aliasing")
@@ -94,9 +97,10 @@ include_directories(
     ${CMAKE_BINARY_DIR}
     ${JNI_INCLUDE_DIRS}
     ${SNAPPY_INCLUDE_DIR}
+    ${GTEST_SRC_DIR}/include
 )
 # add gtest as system library to suppress gcc warnings
-include_directories(SYSTEM ${SRC}/gtest/include)
+include_directories(SYSTEM ${GTEST_SRC_DIR}/include)
 
 set(CMAKE_MACOSX_RPATH TRUE)
 set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
@@ -155,7 +159,7 @@ hadoop_add_dual_library(nativetask
 
 target_link_libraries(nativetask ${NT_DEPEND_LIBRARY})
 
-add_library(gtest ${SRC}/gtest/gtest-all.cc)
+add_library(gtest ${GTEST_SRC_DIR}/gtest-all.cc)
 set_target_properties(gtest PROPERTIES COMPILE_FLAGS "-w")
 add_executable(nttest
     ${SRC}/test/lib/TestByteArray.cc