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std.os.linux: fix timerfd test

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Remove timerfd timeout and fix timerfd_settime flag.
CI tests should not rely on timings to succeed.

Closes #13721.
This commit is contained in:
Jan Philipp Hafer 2022-12-08 21:06:33 +01:00 committed by Andrew Kelley
parent 3e2ddbfdd7
commit cdcb746cc2
1 changed files with 5 additions and 10 deletions
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15
lib/std/os/test.zig
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@ -1054,11 +1054,6 @@ test "access smoke test" {
}
test "timerfd" {
if (true) {
// https://github.com/ziglang/zig/issues/13721
return error.SkipZigTest;
}
if (native_os != .linux)
return error.SkipZigTest;
@ -1066,16 +1061,16 @@ test "timerfd" {
var tfd = try os.timerfd_create(linux.CLOCK.MONOTONIC, linux.TFD.CLOEXEC);
defer os.close(tfd);
// Fire event 10_000_000ns = 10ms after the os.timerfd_settime call.
var sit: linux.itimerspec = .{ .it_interval = .{ .tv_sec = 0, .tv_nsec = 0 }, .it_value = .{ .tv_sec = 0, .tv_nsec = 10 * (1000 * 1000) } };
try os.timerfd_settime(tfd, 0, &sit, null);
var fds: [1]os.pollfd = .{.{ .fd = tfd, .events = os.linux.POLL.IN, .revents = 0 }};
try expectEqual(try os.poll(&fds, -1), 1);
var git = try os.timerfd_gettime(tfd);
try expectEqual(git, .{ .it_interval = .{ .tv_sec = 0, .tv_nsec = 0 }, .it_value = .{ .tv_sec = 0, .tv_nsec = 0 } });
try expectEqual(@as(usize, 1), try os.poll(&fds, -1)); // -1 => infinite waiting
try os.timerfd_settime(tfd, 0, &sit, null);
try expectEqual(try os.poll(&fds, 5), 0);
var git = try os.timerfd_gettime(tfd);
var expect_disarmed_timer: linux.itimerspec = .{ .it_interval = .{ .tv_sec = 0, .tv_nsec = 0 }, .it_value = .{ .tv_sec = 0, .tv_nsec = 0 } };
try expectEqual(expect_disarmed_timer, git);
}
test "isatty" {