Samuka007/asterinas
1
0
Fork 0
mirror of https://github.com/asterinas/asterinas.git synced 2025-06-27 03:13:23 +00:00
Code Issues Packages Projects Releases Wiki Activity

Make zero reads/writes' behavior right

Browse Source
This commit is contained in:
Ruihan Li
2025-06-15 19:24:53 +08:00
committed by Jianfeng Jiang
parent 837f908690
commit 4a9977d9a7
11 changed files with 226 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
test/apps/pipe/pipe_err.c
View File

@ -176,3 +176,37 @@ FN_TEST(close_second_then_poll)
TEST_SUCC(close(fildes[0]));
}
END_TEST()
// See also `zero_recvs_may_fail` in `unix_err.c`
FN_TEST(zero_reads_always_succeed)
{
int fildes[2];
char buf[1] = { 'z' };
CHECK(pipe(fildes));
TEST_SUCC(read(fildes[0], buf, 0));
TEST_RES(write(fildes[1], buf, 1), _ret == 1);
TEST_SUCC(read(fildes[0], buf, 0));
TEST_SUCC(close(fildes[0]));
}
END_TEST()
// See also `zero_sends_may_fail` in `unix_err.c`
FN_TEST(zero_writes_always_succeed)
{
int fildes[2];
char buf[1] = { 'z' };
CHECK(pipe(fildes));
TEST_SUCC(write(fildes[1], buf, 0));
TEST_SUCC(close(fildes[0]));
TEST_SUCC(write(fildes[1], buf, 0));
TEST_SUCC(close(fildes[1]));
}
END_TEST()