-@msgs = map { bless $_, 'PublicInbox::SearchMsg' } (
- { mid => 'a@b' },
- { mid => 'b@c', references => '<a@b> <b@c>' },
- { mid => 'd@e', references => '<d@e>' },
+my @backwards = (
+ { mid => 1, references => '<2> <3> <4>' },
+ { mid => 4, references => '<2> <3>' },
+ { mid => 5, references => '<6> <7> <8> <3> <2>' },
+ { mid => 9, references => '<6> <3>' },
+ { mid => 10, references => '<8> <7> <6>' },
+ { mid => 2, references => '<6> <7> <8> <3>' },
+ { mid => 3, references => '<6> <7> <8>' },
+ { mid => 6, references => '<8> <7>' },
+ { mid => 7, references => '<8>' },
+ { mid => 8, references => '' }