my @uniform = 'a'..'z';
ok(my $index = List::Index->new(\@uniform), 'object (single-char values)');
is_deeply(\@uniform, ['a'..'z'], 'original data unaltered');
-is_deeply($index->ranges, [['a','']], 'single page');
-is_deeply($index->ranges({pages => 3}), [map { [split /-/, $_, 2] } qw(
- a-h i-q r-
+is_deeply($index->ranges, [['','']], 'single page');
+is_deeply($index->ranges({pages => 3}), [map { [split /-/, $_, 3] } qw(
+ -h i-q r-
)], 'given pages');
is_deeply($index->ranges({pagesize => @uniform / 2.1}), [map { [split /-/, $_, 2] } qw(
- a-h i-q r-
+ -h i-q r-
)], 'equivalent pagesize');
}
{
ok(my $index = List::Index->new(['aa'..'zz', 1..193]), 'non-alphabetic values (uniform)');
is_deeply($index->ranges, [map { [split /-/, $_, 2] } qw(
- .-.a ..-.a ..-..a ...-
+ -. ..-. .. ...-.
a-bv bw-dr ds-fn fo-hk hl-jg jh-k l-m n-ov ow-qr qs-sn so-uk ul-wg wh-x y-
)], 'default ranges');
is_deeply($index->ranges({pagesize => 300}), [map { [split /-/, $_, 2] } qw(
- .-c d-ov ow-
+ -c d-ov ow-
)], 'large pagesize');
}
baa1 baa2 baa3 baaa bbc cbc daaa ea eaaa zed
)]), 'variable length values');
is_deeply($index->ranges({pagesize => 2, context => 0}), [
- map { [split /-/, $_, 2] } qw(baa.-baaa baa.-bbb bbc-daa daaa-eaa eaaa-)
+ map { [split /-/, $_, 2] } qw(-baa baa.-bbb bbc-daa. daaa-eaa. eaaa-)
], 'no context');
is_deeply($index->ranges({pagesize => 2}), [
- map { [split /-/, $_, 2] } qw(b-baaa baa.-ba bb-c d-ea eaa-)
+ map { [split /-/, $_, 2] } qw(-baa baa.-ba bb-c d-ea. eaa-)
], 'default context'); # context should be 1
is_deeply($index->ranges({pagesize => 2, context => 2}), [
- map { [split /-/, $_, 2] } qw(b-a b-ba bb-c d-d e-)
+ map { [split /-/, $_, 2] } qw(-a b-ba bb-c d e-)
], 'overlap'); # first item equals second due to large context
is_deeply($index->ranges({pagesize => 2, length => 1}), [
- map { [split /-/, $_, 2] } qw(b-a b-a b-c d-d e-)
+ map { [split /-/, $_, 2] } qw(-a b-a b-c d e-)
], 'single char');
#pp($index->ranges({pagesize => 2, context => 2, length => 1}));