Move core lib tests to anonymous namespace

Bug: b/503100488
#gemini

Author: Databean

base/cvd/cuttlefish/common/libs/fs/shared_fd_test.cpp

@@ -20,6 +20,7 @@
 #include <gtest/gtest.h>
 
 namespace cuttlefish {
+namespace {
 
 char pipe_message[] = "Testing the pipe";
 
@@ -34,4 +35,5 @@ TEST(SendFD, Basic) {
   EXPECT_EQ(0, strcmp(buf, pipe_message));
 }
 
-}
+}  // namespace
+}  // namespace cuttlefish

base/cvd/cuttlefish/common/libs/utils/base64_test.cpp

@@ -25,6 +25,7 @@
 #include "cuttlefish/result/result_type.h"
 
 namespace cuttlefish {
+namespace {
 
 TEST(Base64Test, EncodeMult3) {
   ASSERT_THAT(EncodeBase64("foobar"), IsOkAndValue("Zm9vYmFy"));
@@ -70,4 +71,6 @@ TEST(Base64Test, EncodeThreeZeroes) {
 
   ASSERT_THAT(DecodeBase64(*string_encoding), IsOkAndValue(in));
 }
-}
+
+}  // namespace
+}  // namespace cuttlefish

base/cvd/cuttlefish/common/libs/utils/files_test.cpp

@@ -27,6 +27,7 @@
 #include "cuttlefish/result/result_matchers.h"
 
 namespace cuttlefish {
+namespace {
 
 using testing::IsTrue;
 
@@ -180,4 +181,5 @@ INSTANTIATE_TEST_SUITE_P(
                                 .home_dir_ = "/x/y/z",
                                 .expected_ = "/x/y/t/q"}));
 
+}  // namespace
 }  // namespace cuttlefish

base/cvd/cuttlefish/common/libs/utils/flag_parser_test.cpp

@@ -32,6 +32,7 @@
 #include "cuttlefish/result/result_matchers.h"
 
 namespace cuttlefish {
+namespace {
 
 TEST(FlagParser, DuplicateAlias) {
   FlagAlias alias = {FlagAliasMode::kFlagExact, "--flag"};
@@ -481,4 +482,5 @@ TEST_F(FlagConsumesArbitraryTest, TwoValuesOtherFlag) {
   ASSERT_EQ(elems_, (std::vector<std::string>{"v1", "v2", ""}));
 }
 
+}  // namespace
 }  // namespace cuttlefish

base/cvd/cuttlefish/common/libs/utils/proc_file_utils_test.cpp

@@ -25,6 +25,7 @@
 #include "cuttlefish/common/libs/utils/proc_file_utils.h"
 
 namespace cuttlefish {
+namespace {
 
 TEST(ProcFileUid, SelfUidTest) {
   auto my_pid = getpid();
@@ -43,4 +44,5 @@ TEST(ProcFilePid, CurrentPidCollected) {
   ASSERT_TRUE(Contains(*pids_result, this_pid));
 }
 
+}  // namespace
 }  // namespace cuttlefish

base/cvd/cuttlefish/common/libs/utils/unix_sockets_test.cpp

@@ -27,6 +27,7 @@
 #include "cuttlefish/common/libs/fs/shared_fd.h"
 
 namespace cuttlefish {
+namespace {
 
 SharedFD CreateMemFDWithData(const std::string& data) {
   auto memfd = SharedFD::MemfdCreate("");
@@ -197,4 +198,5 @@ TEST(UnixMessageSocket, AutoCredentials) {
   ASSERT_EQ(getgid(), credentials_out->gid);
 }
 
+}  // namespace
 }  // namespace cuttlefish

base/cvd/cuttlefish/io/in_memory_test.cc

@@ -25,6 +25,7 @@
 #include "cuttlefish/result/result_matchers.h"
 
 namespace cuttlefish {
+namespace {
 
 TEST(InMemoryIoTest, WriteSeek) {
   std::unique_ptr<ReaderWriterSeeker> instance = InMemoryIo();
@@ -84,4 +85,5 @@ TEST(InMemoryIoTest, WriteWriteReadAt) {
   ASSERT_EQ(absl::StrCat(str, str), data_read);
 }
 
+}  // namespace
 }  // namespace cuttlefish

base/cvd/cuttlefish/pretty/container_test.cc

@@ -38,8 +38,6 @@ void ExpectFormatsTo(const PrettyContainerType& ps,
   EXPECT_EQ(sstream.str(), trimmed);
 }
 
-}  // namespace
-
 TEST(PrettyContainer, Empty) {
   ExpectFormatsTo(PrettyContainer(std::vector<int>{}), "{}");
 }
@@ -96,4 +94,5 @@ TEST(PrettyContainer, NestedMember) {
 )");
 }
 
+}  // namespace
 }  // namespace cuttlefish

base/cvd/cuttlefish/pretty/json_test.cc

@@ -21,6 +21,7 @@
 #include "json/value.h"
 
 namespace cuttlefish {
+namespace {
 
 TEST(PrettyJson, Structured) {
   Json::Value structured;
@@ -42,4 +43,5 @@ TEST(PrettyJson, Structured) {
   EXPECT_TRUE(absl::StrContains(formatted, "\"value\""));
 }
 
+}  // namespace
 }  // namespace cuttlefish

base/cvd/cuttlefish/pretty/pretty_test.cc

@@ -71,8 +71,6 @@ PrettyStruct Pretty(const OuterStruct& outer,
       .Member("int_opt_unset", outer.int_opt_unset);
 }
 
-}  // namespace
-
 TEST(Pretty, OuterInnerStruct) {
   OuterStruct outer{
       .number_vector = {1, 2, 3},
@@ -152,4 +150,5 @@ OuterStruct {
   EXPECT_EQ(absl::StrCat(Pretty(outer)), expected);
 }
 
+}  // namespace
 }  // namespace cuttlefish