like($dirs[-1], qr!/ei[0-9]+/$max\z!, '-j works');
}
+SKIP: {
+ my $d = "$home/extindex-j1";
+ my $o = { 2 => \(my $err = '') };
+ ok(run_script([qw(-xcpdb -R4), $d]), 'xcpdb R4');
+ my @dirs = glob("$d/ei*/?");
+ for my $i (0..3) {
+ is(grep(m!/ei[0-9]+/$i\z!, @dirs), 1, "shard [$i] created");
+ }
+ for my $i (4..5) {
+ is(grep(m!/ei[0-9]+/$i\z!, @dirs), 0, "no shard [$i]");
+ }
+
+ ok(run_script([qw(-xcpdb -R2), $d]), 'xcpdb -R2');
+ @dirs = glob("$d/ei*/?");
+ for my $i (0..1) {
+ is(grep(m!/ei[0-9]+/$i\z!, @dirs), 1, "shard [$i] kept");
+ }
+ for my $i (2..3) {
+ is(grep(m!/ei[0-9]+/$i\z!, @dirs), 0, "no shard [$i]");
+ }
+ skip 'xapian-compact missing', 4 unless have_xapian_compact;
+ ok(run_script([qw(-compact), $d], undef, $o), 'compact');
+ # n.b. stderr contains xapian-compact output
+
+ my @d2 = glob("$d/ei*/?");
+ is_deeply(\@d2, \@dirs, 'dirs consistent after compact');
+ ok(run_script([qw(-extindex --dedupe --all), $d]),
+ '--dedupe works after compact');
+ ok(run_script([qw(-extindex --gc), $d], undef, $o),
+ '--gc works after compact');
+}
+
done_testing;