253   File read_end, write_end;  in TEST()  local
254   File::pipe(read_end, write_end);  in TEST()
267   File read_end, write_end;  in TEST()  local
268   File::pipe(read_end, write_end);  in TEST()
304   File read_end, write_end;  in TEST()  local
305   File::pipe(read_end, write_end);  in TEST()
307   write_end.write("test", SIZE);  in TEST()
308   write_end.close();  in TEST()
317   File read_end, write_end;  in TEST()  local
318   File::pipe(read_end, write_end);  in TEST()
321   EXPECT_RETRY(count = write_end.write("test", SIZE),  in TEST()
323   write_end.close();  in TEST()
335   File read_end, write_end;  in TEST()  local
336   File::pipe(read_end, write_end);  in TEST()
349   File read_end, write_end;  in TEST()  local
350   File::pipe(read_end, write_end);  in TEST()
357   EXPECT_THROW(write_end.write(&c, size), fmt::SystemError);  in TEST()
394   File read_end, write_end;  in TEST()  local
397       File::pipe(read_end, write_end), EINTR, "cannot create pipe");  in TEST()
402   File read_end, write_end;  in TEST()  local
403   File::pipe(read_end, write_end);  in TEST()
423   File read_end, write_end;  in TEST()  local
424   File::pipe(read_end, write_end);  in TEST()
437   File read_end, write_end;  in TEST()  local
438   File::pipe(read_end, write_end);  in TEST()
447   File read_end, write_end;  in TEST()  local
448   File::pipe(read_end, write_end);  in TEST()