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-rw-r--r--src/ninep/ctl.zig3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/ninep/ctl.zig b/src/ninep/ctl.zig
index acb1b934..02201de0 100644
--- a/src/ninep/ctl.zig
+++ b/src/ninep/ctl.zig
@@ -1951,6 +1951,9 @@ test "@p<serial>:<address> takes any sam address; a miss and an unknown serial a
.{ .addr = "#12,#15", .want = " 12 15 " },
.{ .addr = "$", .want = " 16 16 " },
.{ .addr = "1,2", .want = " 0 16 " },
+ // Backward, as in addr: from the dot's start, wrapping to the last.
+ .{ .addr = "?foo?", .want = " 6 9 " },
+ .{ .addr = "$-?y?", .want = " 10 11 " },
}) |c| {
var line: [64]u8 = undefined;
try testing.expectEqual(Status.ok, wr(p, root, try std.fmt.bufPrint(&line, "@p{d}:{s}\n", .{ serial, c.addr })).reply.status);