734   static base::NoDestructor<std::string> log_string;  in TEST_F()  local
737     *log_string = str;  in TEST_F()
745   EXPECT_NE(std::string::npos, log_string->find(kPrefix));  in TEST_F()
749   EXPECT_EQ(std::string::npos, log_string->find(kPrefix));  in TEST_F()
763   static base::NoDestructor<std::string> log_string;  in TEST_F()  local
766     *log_string = str;  in TEST_F()
778     EXPECT_THAT(*log_string, ::testing::MatchesRegex(kTimestampPattern));  in TEST_F()
779     EXPECT_THAT(*log_string, ::testing::MatchesRegex(kExpected));  in TEST_F()
789     EXPECT_THAT(*log_string, ::testing::MatchesRegex(kTimestampPattern));  in TEST_F()
790     EXPECT_THAT(*log_string, ::testing::MatchesRegex(kExpected));  in TEST_F()
800     EXPECT_THAT(*log_string, ::testing::MatchesRegex(kTimestampPattern));  in TEST_F()
801     EXPECT_THAT(*log_string, ::testing::MatchesRegex(kExpected));  in TEST_F()
811     EXPECT_THAT(*log_string, ::testing::MatchesRegex(kTimestampPattern));  in TEST_F()
812     EXPECT_THAT(*log_string, ::testing::MatchesRegex(kExpected));  in TEST_F()
822     EXPECT_THAT(*log_string, ::testing::MatchesRegex(kExpected));  in TEST_F()
923   static base::NoDestructor<std::string> log_string;  in TEST_F()  local
926     *log_string = str;  in TEST_F()
933   EXPECT_TRUE(log_string->empty());  in TEST_F()
945   EXPECT_THAT(*log_string, ::testing::MatchesRegex(".* Expect logged\n"));  in TEST_F()
947   log_string->clear();  in TEST_F()
949   EXPECT_TRUE(log_string->empty());  in TEST_F()