229   file read_end, write_end;  in TEST()  local
230   file::pipe(read_end, write_end);  in TEST()
245   file read_end, write_end;  in TEST()  local
246   file::pipe(read_end, write_end);  in TEST()
282   file read_end, write_end;  in TEST()  local
283   file::pipe(read_end, write_end);  in TEST()
285   write_end.write("test", SIZE);  in TEST()
286   write_end.close();  in TEST()
295   file read_end, write_end;  in TEST()  local
296   file::pipe(read_end, write_end);  in TEST()
299   EXPECT_RETRY(count = write_end.write("test", SIZE), write,  in TEST()
301   write_end.close();  in TEST()
313   file read_end, write_end;  in TEST()  local
314   file::pipe(read_end, write_end);  in TEST()
326   file read_end, write_end;  in TEST()  local
327   file::pipe(read_end, write_end);  in TEST()
333   EXPECT_THROW(write_end.write(&c, size), fmt::system_error);  in TEST()
371   file read_end, write_end;  in TEST()  local
373   EXPECT_SYSTEM_ERROR(file::pipe(read_end, write_end), EINTR,  in TEST()
379   file read_end, write_end;  in TEST()  local
380   file::pipe(read_end, write_end);  in TEST()
400   file read_end, write_end;  in TEST()  local
401   file::pipe(read_end, write_end);  in TEST()
416   file read_end, write_end;  in TEST()  local
417   file::pipe(read_end, write_end);  in TEST()
426   file read_end, write_end;  in TEST()  local
427   file::pipe(read_end, write_end);  in TEST()