// failure for the `CreateTmpDir` function. Each of the overridden member
// functions implements a dummy functionality just to be able to create an
// instance of this class.
class TestEnvBrokenFileSystem : public tsl::Env {
 public:
  TestEnvBrokenFileSystem() = default;

  bool MatchPath(const tsl::string& path, const tsl::string& pattern) override {
    return false;
  }

  void SleepForMicroseconds(int64_t micros) override {}