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std.Io: make select unit test not depend on cancellation

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This commit is contained in:
Andrew Kelley 2025-10-28 22:00:55 -07:00
parent b1d270d38e
commit e8e1e2793a
1 changed files with 10 additions and 3 deletions
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13
lib/std/Io/test.zig
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@ -183,10 +183,10 @@ test "select" {
return; return;
}, },
}; };
defer if (get_a.cancel(io)) |_| @panic("fail") else |err| assert(err == error.Canceled); defer if (get_a.cancel(io)) |_| {} else |_| @panic("fail");
var get_b = try io.concurrent(Io.Queue(u8).getOne, .{ &queue, io }); var get_b = try io.concurrent(Io.Queue(u8).getOne, .{ &queue, io });
defer if (get_b.cancel(io)) |_| @panic("fail") else |err| assert(err == error.Canceled); defer if (get_b.cancel(io)) |_| {} else |_| @panic("fail");
var timeout = io.async(Io.sleep, .{ io, .fromMilliseconds(1), .awake }); var timeout = io.async(Io.sleep, .{ io, .fromMilliseconds(1), .awake });
defer timeout.cancel(io) catch {}; defer timeout.cancel(io) catch {};
@ -198,6 +198,13 @@ test "select" {
})) { })) {
.get_a => return error.TestFailure, .get_a => return error.TestFailure,
.get_b => return error.TestFailure, .get_b => return error.TestFailure,
.timeout => {}, .timeout => {
// Unblock the queues to avoid making this unit test depend on
// cancellation.
queue.putOneUncancelable(io, 1);
queue.putOneUncancelable(io, 1);
try testing.expectEqual(1, try get_a.await(io));
try testing.expectEqual(1, try get_b.await(io));
},
} }
} }