--- /dev/null
+#!/usr/bin/perl
+
+use CrushWrapper;
+use Config::General;
+use Tie::DxHash;
+tie my %conf, "Tie::DxHash";
+
+my $wrap = new CrushWrapper::CrushWrapper;
+
+$wrap->create();
+
+%conf = Config::General::ParseConfig( -ConfigFile => "sample.txt", -Tie => "Tie::DxHash" );
+
+my $arr = \%conf;
+
+use Data::Dumper;
+
+print Dumper $arr;
+
+
+=item
+@nums = (
+ 1, -4, 11, 17, 1, -92, -15, 48
+ );
+
+print "length: " . scalar(@nums) ."\n";
+($result, $min, $max, $avg) = $wrap->add_bucket('1','1','1',scalar(@nums),\@nums,\@nums);
+
+print join(" : ", ($result, $min, $max, $avg) );
+print "\n";
+=cut
+
+