//   have observed 12 micros on 64-bit linux systems to wake up a parked thread). So if the
  //   timeout is small we shouldn't park(). This needs to be traded off with the cpu overhead of
  //   spinning, so we use SPIN_THRESHOLD_NANOS which is what AbstractQueuedSynchronizer uses for
  //   similar purposes.
  // * We want to behave reasonably for timeouts of 0

  // static random value unique for all the tests in one invocation, and the
  // current test name.
  //
  // Since the test name contains `/` (due to parameters), this function
  // replaces `/` with `_`.
  //
  // We trade in one extra initialization for readability.
  ModularFileSystemTest() {
    const std::string test_name = tensorflow::str_util::StringReplace(
        ::testing::UnitTest::GetInstance()->current_test_info()->name(), "/",

toilet-paper:before{content:"\f71e"}.fa-toolbox:before{content:"\f552"}.fa-tools:before{content:"\f7d9"}.fa-tooth:before{content:"\f5c9"}.fa-torah:before{content:"\f6a0"}.fa-torii-gate:before{content:"\f6a1"}.fa-tractor:before{content:"\f722"}.fa-trade-federation:before{content:"\f513"}.fa-trademark:before{content:"\f25c"}.fa-traffic-light:before{content:"\f637"}.fa-trailer:before{content:"\f941"}.fa-train:before{content:"\f238"}.fa-tram:before{content:"\f7da"}.fa-transgender:before{content:"\f2...

toilet-paper:before{content:"\f71e"}.fa-toolbox:before{content:"\f552"}.fa-tools:before{content:"\f7d9"}.fa-tooth:before{content:"\f5c9"}.fa-torah:before{content:"\f6a0"}.fa-torii-gate:before{content:"\f6a1"}.fa-tractor:before{content:"\f722"}.fa-trade-federation:before{content:"\f513"}.fa-trademark:before{content:"\f25c"}.fa-traffic-light:before{content:"\f637"}.fa-trailer:before{content:"\f941"}.fa-train:before{content:"\f238"}.fa-tram:before{content:"\f7da"}.fa-transgender:before{content:"\f2...