1 files changed, 34 insertions, 0 deletions
diff --git a/t/intervals.t b/t/intervals.t
new file mode 100644
index 0000000..53f4724
--- /dev/null
+++ b/t/intervals.t
@@ -0,0 +1,34 @@
+#!perl -T
+
+use strict;
+use warnings;
+use utf8;
+
+use Test::More tests => 1;
+
+use List::Breakdown 'breakdown';
+
+our $VERSION = '0.14';
+
+## no critic (ProhibitMagicNumbers,ProhibitLeadingZeros)
+my @numbers = ( 1, 32, 3718.4, 0x56, 0777, 3.14, -5, 1.2e5 );
+my $filters = {
+    negative => [ undef, 0 ],
+    positive => {
+        small  => [ 0,   10 ],
+        medium => [ 10,  100 ],
+        large  => [ 100, undef ],
+    },
+};
+my %filtered = breakdown $filters, @numbers;
+
+my %expected = (
+    negative => [ -5, ],
+    positive => {
+        large  => [ 3_718.4, 511, 120_000, ],
+        medium => [ 32,      86, ],
+        small  => [ 1,       3.14, ],
+    },
+);
+
+is_deeply( \%filtered, \%expected, 'words' );