return false;
  }

  void SleepForMicroseconds(int64_t micros) override {}

  tsl::string GetRunfilesDir() override { return tsl::string("dummy_path"); }

  int32_t GetCurrentThreadId() override { return 0; }

  tsl::Thread* StartThread(const tsl::ThreadOptions& thread_options,
                           const tsl::string& name,

  // Both strings do not appear in any module.
  setenv("MLIR_BRIDGE_LOG_STRING_FILTER", "func @main(%arg0:tensor;XXX", 1);
  BridgeLoggerConfig logger_config2;
  EXPECT_FALSE(
      logger_config2.ShouldPrint(dummy_pass.get(), mlir_module_with_add.get()));
  EXPECT_FALSE(
      logger_config2.ShouldPrint(dummy_pass.get(), mlir_module_with_sub.get()));