Add recordio_unittest.cpp into test/CMakeLists.txt and test/BUILD

test/BUILD

@@ -139,6 +139,7 @@ TEST_BUTIL_SOURCES = [
     "iobuf_unittest.cpp",
     "test_switches.cc",
     "scoped_locale.cc",
+    "recordio_unittest.cpp",
     #"popen_unittest.cpp",
     "butil_unittest_main.cpp",
 ] + select({

test/CMakeLists.txt

@@ -58,6 +58,7 @@ file(COPY ${PROJECT_SOURCE_DIR}/test/jsonout DESTINATION ${CMAKE_CURRENT_BINARY_
 file(COPY ${PROJECT_SOURCE_DIR}/test/run_tests.sh DESTINATION ${CMAKE_CURRENT_BINARY_DIR})
 
 SET(TEST_BUTIL_SOURCES
+    ${PROJECT_SOURCE_DIR}/test/recordio_unittest.cpp
     ${PROJECT_SOURCE_DIR}/test/popen_unittest.cpp
     ${PROJECT_SOURCE_DIR}/test/at_exit_unittest.cc
     ${PROJECT_SOURCE_DIR}/test/atomicops_unittest.cc