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internal/poll: report open fds when TestSplicePipePool fails

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For #48066

Change-Id: I1152a1c15756df35b71b27d3e7025d97da9e70b0
Reviewed-on: https://go-review.googlesource.com/c/go/+/348579
Trust: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emmanuel@orijtech.com>
This commit is contained in:
Ian Lance Taylor 2021-09-08 16:21:33 -07:00
parent 2481f6e367
commit 6edc57983a
1 changed files with 7 additions and 0 deletions
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7
src/internal/poll/splice_linux_test.go
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@ -67,6 +67,13 @@ func TestSplicePipePool(t *testing.T) {
}
select {
case <-expiredTime.C:
t.Logf("descriptors to check: %v", fds)
for _, fd := range fds {
_, _, errno := syscall.Syscall(unix.FcntlSyscall, uintptr(fd), syscall.F_GETPIPE_SZ, 0)
if errno == 0 {
t.Errorf("descriptor %d still open", fd)
}
}
t.Fatal("at least one pipe is still open")
default:
}