Add test to verify BUILD- and cmake-files are in sync with src/Makefile.am

BUILD

@@ -107,10 +107,10 @@ LINK_OPTS = select({
 load(
     ":protobuf.bzl",
     "cc_proto_library",
-    "py_proto_library",
     "internal_copied_filegroup",
     "internal_gen_well_known_protos_java",
     "internal_protobuf_py_tests",
+    "py_proto_library",
 )
 
 cc_library(
@@ -515,6 +515,7 @@ cc_proto_library(
 COMMON_TEST_SRCS = [
     # AUTOGEN(common_test_srcs)
     "src/google/protobuf/arena_test_util.cc",
+    "src/google/protobuf/map_test_util.inc",
     "src/google/protobuf/test_util.cc",
     "src/google/protobuf/test_util.inc",
     "src/google/protobuf/testing/file.cc",
@@ -627,7 +628,7 @@ cc_test(
         "src/google/protobuf/wire_format_unittest.cc",
     ] + select({
         "//conditions:default": [
-            # Doesn't pass on Windows with MSVC
+            # AUTOGEN(non_msvc_test_srcs)
             "src/google/protobuf/compiler/command_line_interface_unittest.cc",
         ],
         ":msvc": [],
@@ -1238,3 +1239,20 @@ cc_binary(
         ":text_format_conformance_suite",
     ],
 )
+
+sh_test(
+    name = "build_files_updated_unittest",
+    srcs = [
+        "build_files_updated_unittest.sh",
+    ],
+    data = [
+        "BUILD",
+        "cmake/extract_includes.bat.in",
+        "cmake/libprotobuf.cmake",
+        "cmake/libprotobuf-lite.cmake",
+        "cmake/libprotoc.cmake",
+        "cmake/tests.cmake",
+        "src/Makefile.am",
+        "update_file_lists.sh",
+    ],
+)

build_files_updated_unittest.sh

+#!/bin/bash
+
+# This script verifies that BUILD files and cmake files are in sync with src/Makefile.am
+
+cp "BUILD" "BUILD.orginal"
+cp "cmake/extract_includes.bat.in" "cmake/extract_includes.bat.in.orginal"
+cp "cmake/libprotobuf-lite.cmake" "cmake/libprotobuf-lite.cmake.orginal"
+cp "cmake/libprotobuf.cmake" "cmake/libprotobuf.cmake.orginal"
+cp "cmake/libprotoc.cmake" "cmake/libprotoc.cmake.orginal"
+cp "cmake/tests.cmake" "cmake/tests.cmake.orginal"
+
+if [ "$(uname)" == "Linux" ]; then
+  ./update_file_lists.sh
+fi
+
+diff "BUILD.orginal" "BUILD"
+diff "cmake/extract_includes.bat.in.orginal" "cmake/extract_includes.bat.in"
+diff "cmake/libprotobuf-lite.cmake.orginal" "cmake/libprotobuf-lite.cmake"
+diff "cmake/libprotobuf.cmake.orginal" "cmake/libprotobuf.cmake"
+diff "cmake/libprotoc.cmake.orginal" "cmake/libprotoc.cmake"
+diff "cmake/tests.cmake.orginal" "cmake/tests.cmake"

cmake/extract_includes.bat.in

@@ -56,7 +56,6 @@ copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\implicit_weak_message
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\inlined_string_field.h" include\google\protobuf\inlined_string_field.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\io\coded_stream.h" include\google\protobuf\io\coded_stream.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\io\gzip_stream.h" include\google\protobuf\io\gzip_stream.h
-copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\io\io_win32.h" include\google\protobuf\io\io_win32.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\io\printer.h" include\google\protobuf\io\printer.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\io\strtod.h" include\google\protobuf\io\strtod.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\io\tokenizer.h" include\google\protobuf\io\tokenizer.h
@@ -92,6 +91,7 @@ copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\stubs\fastmem.h" incl
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\stubs\hash.h" include\google\protobuf\stubs\hash.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\stubs\logging.h" include\google\protobuf\stubs\logging.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\stubs\macros.h" include\google\protobuf\stubs\macros.h
+copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\stubs\map_util.h" include\google\protobuf\stubs\map_util.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\stubs\mutex.h" include\google\protobuf\stubs\mutex.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\stubs\once.h" include\google\protobuf\stubs\once.h
 copy "${PROTOBUF_SOURCE_WIN32_PATH}\..\src\google\protobuf\stubs\platform_macros.h" include\google\protobuf\stubs\platform_macros.h

cmake/libprotobuf-lite.cmake

@@ -10,7 +10,7 @@ set(libprotobuf_lite_files
   ${protobuf_source_dir}/src/google/protobuf/io/io_win32.cc
   ${protobuf_source_dir}/src/google/protobuf/io/strtod.cc
   ${protobuf_source_dir}/src/google/protobuf/io/zero_copy_stream.cc
-   ${protobuf_source_dir}/src/google/protobuf/io/zero_copy_stream_impl.cc
+  ${protobuf_source_dir}/src/google/protobuf/io/zero_copy_stream_impl.cc
   ${protobuf_source_dir}/src/google/protobuf/io/zero_copy_stream_impl_lite.cc
   ${protobuf_source_dir}/src/google/protobuf/message_lite.cc
   ${protobuf_source_dir}/src/google/protobuf/parse_context.cc

cmake/tests.cmake

@@ -132,7 +132,6 @@ set(tests_files
   ${protobuf_source_dir}/src/google/protobuf/arena_unittest.cc
   ${protobuf_source_dir}/src/google/protobuf/arenastring_unittest.cc
   ${protobuf_source_dir}/src/google/protobuf/compiler/annotation_test_util.cc
-  ${protobuf_source_dir}/src/google/protobuf/compiler/command_line_interface_unittest.cc
   ${protobuf_source_dir}/src/google/protobuf/compiler/cpp/cpp_bootstrap_unittest.cc
   ${protobuf_source_dir}/src/google/protobuf/compiler/cpp/cpp_move_unittest.cc
   ${protobuf_source_dir}/src/google/protobuf/compiler/cpp/cpp_plugin_unittest.cc
@@ -203,12 +202,21 @@ set(tests_files
   ${protobuf_source_dir}/src/google/protobuf/wire_format_unittest.cc
 )
 
+set(non_msvc_tests_files
+  ${protobuf_source_dir}/src/google/protobuf/compiler/command_line_interface_unittest.cc
+)
+
+set(all_tests_files
+  ${tests_files}
+  ${non_msvc_tests_files}
+)
+
 if(protobuf_ABSOLUTE_TEST_PLUGIN_PATH)
   add_compile_options(-DGOOGLE_PROTOBUF_TEST_PLUGIN_PATH="$<TARGET_FILE:test_plugin>")
 endif()
 
 if(MINGW)
-  set_source_files_properties(${tests_files} PROPERTIES COMPILE_FLAGS "-Wno-narrowing")
+  set_source_files_properties(${all_tests_files} PROPERTIES COMPILE_FLAGS "-Wno-narrowing")
 
   # required for tests on MinGW Win64
   if (CMAKE_SIZEOF_VOID_P EQUAL 8)
@@ -218,7 +226,7 @@ if(MINGW)
 
 endif()
 
-add_executable(tests ${tests_files} ${common_test_files} ${tests_proto_files} ${lite_test_proto_files})
+add_executable(tests ${all_tests_files} ${common_test_files} ${tests_proto_files} ${lite_test_proto_files})
 target_link_libraries(tests libprotoc libprotobuf gmock_main)
 
 set(test_plugin_files

kokoro/linux/bazel/build.sh

@@ -11,7 +11,7 @@ bazel version
 cd $(dirname $0)/../../..
 
 git submodule update --init --recursive
-bazel test :protobuf_test --copt=-Werror --host_copt=-Werror
+bazel test :build_files_updated_unittest :protobuf_test --copt=-Werror --host_copt=-Werror
 
 cd examples
 bazel build :all

src/Makefile.am

@@ -727,6 +727,9 @@ protobuf_test_CPPFLAGS = -I$(GOOGLETEST_SRC_DIR)/include \
 # since test_util.cc takes forever to compile with optimization (with GCC).
 # See configure.ac for more info.
 protobuf_test_CXXFLAGS = $(NO_OPT_CXXFLAGS)
+# Doesn't pass on Windows with MSVC
+NON_MSVC_TEST_SOURCES =                                        \
+  google/protobuf/compiler/command_line_interface_unittest.cc
 protobuf_test_SOURCES =                                        \
   google/protobuf/stubs/bytestream_unittest.cc                 \
   google/protobuf/stubs/common_unittest.cc                     \
@@ -772,7 +775,6 @@ protobuf_test_SOURCES =                                        \
   google/protobuf/io/zero_copy_stream_unittest.cc              \
   google/protobuf/compiler/annotation_test_util.h              \
   google/protobuf/compiler/annotation_test_util.cc             \
-  google/protobuf/compiler/command_line_interface_unittest.cc  \
   google/protobuf/compiler/importer_unittest.cc                \
   google/protobuf/compiler/mock_code_generator.cc              \
   google/protobuf/compiler/mock_code_generator.h               \
@@ -804,6 +806,7 @@ protobuf_test_SOURCES =                                        \
   google/protobuf/util/message_differencer_unittest.cc         \
   google/protobuf/util/time_util_test.cc                       \
   google/protobuf/util/type_resolver_util_test.cc              \
+  $(NON_MSVC_TEST_SOURCES)                                     \
   $(COMMON_TEST_SOURCES)
 nodist_protobuf_test_SOURCES = $(protoc_outputs)
 $(am_protobuf_test_OBJECTS): unittest_proto_middleman

update_file_lists.sh

@@ -63,6 +63,7 @@ WKT_PROTOS=$(get_variable_value $MAKEFILE nobase_dist_proto_DATA)
 COMMON_TEST_SOURCES=$(get_source_files $MAKEFILE COMMON_TEST_SOURCES)
 COMMON_LITE_TEST_SOURCES=$(get_source_files $MAKEFILE COMMON_LITE_TEST_SOURCES)
 TEST_SOURCES=$(get_source_files $MAKEFILE protobuf_test_SOURCES)
+NON_MSVC_TEST_SOURCES=$(get_source_files $MAKEFILE NON_MSVC_TEST_SOURCES)
 LITE_TEST_SOURCES=$(get_source_files $MAKEFILE protobuf_lite_test_SOURCES)
 LITE_ARENA_TEST_SOURCES=$(get_source_files $MAKEFILE protobuf_lite_arena_test_SOURCES)
 TEST_PLUGIN_SOURCES=$(get_source_files $MAKEFILE test_plugin_SOURCES)
@@ -123,6 +124,7 @@ set_cmake_value $CMAKE_DIR/tests.cmake tests_protos "" $PROTOS_BLACKLISTED
 set_cmake_value $CMAKE_DIR/tests.cmake common_test_files $CMAKE_PREFIX $COMMON_TEST_SOURCES
 set_cmake_value $CMAKE_DIR/tests.cmake common_lite_test_files $CMAKE_PREFIX $COMMON_LITE_TEST_SOURCES
 set_cmake_value $CMAKE_DIR/tests.cmake tests_files $CMAKE_PREFIX $TEST_SOURCES
+set_cmake_value $CMAKE_DIR/tests.cmake non_msvc_tests_files $CMAKE_PREFIX $NON_MSVC_TEST_SOURCES
 set_cmake_value $CMAKE_DIR/tests.cmake lite_test_files $CMAKE_PREFIX $LITE_TEST_SOURCES
 set_cmake_value $CMAKE_DIR/tests.cmake lite_arena_test_files $CMAKE_PREFIX $LITE_ARENA_TEST_SOURCES
 
@@ -186,6 +188,7 @@ if [ -f "$BAZEL_BUILD" ]; then
   set_bazel_value $BAZEL_BUILD test_protos "" $PROTOS
   set_bazel_value $BAZEL_BUILD common_test_srcs $BAZEL_PREFIX $COMMON_TEST_SOURCES
   set_bazel_value $BAZEL_BUILD test_srcs $BAZEL_PREFIX $TEST_SOURCES
+  set_bazel_value $BAZEL_BUILD non_msvc_test_srcs $BAZEL_PREFIX $NON_MSVC_TEST_SOURCES
   set_bazel_value $BAZEL_BUILD test_plugin_srcs $BAZEL_PREFIX $TEST_PLUGIN_SOURCES
 else
   echo "Skipped BUILD file update."