w216 - Task 1

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+#!/bin/perl
+
+=pod
+
+The Weekly Challenge - 216
+- https://theweeklychallenge.org/blog/perl-weekly-challenge-216
+
+Author: Niels 'PerlBoy' van Dijke
+
+Task 1: Registration Number
+Submitted by: Mohammad S Anwar
+
+You are given a list of words and a random registration number.
+
+Write a script to find all the words in the given list that has every letter in the
+given registration number.
+
+=cut
+
+use v5.16;
+
+use common::sense;
+
+use Test::More;
+use Test::Deep;
+
+sub registrationNumber ($\@) {
+  my $rnRE = sprintf  '[%s]',
+                      join('].*?[',
+                           sort grep /[a-z]/,split //,lc shift);
+  map { $_->[0] } 
+      grep { $_->[1] =~ /$rnRE/ } 
+           map { [$_,join('',sort split //,lc)] } 
+               @{$_[0]};
+}
+
+is_deeply([registrationNumber('AB1 2CD',@{[qw{abc abcd bcd}]})],
+          [qw{abcd}]);
+is_deeply([registrationNumber('007 JB', @{[qw{job james bjorg}]})],
+          [qw{job bjorg}]);
+is_deeply([registrationNumber('C7 RA2', @{[qw{crack road rac}]})],
+          [qw{crack rac}]);
+is_deeply([registrationNumber('T7 RR9', @{[qw{tracker roadster rac}]})],
+          [qw{tracker roadster}]);
+is_deeply([registrationNumber('P3R L58',@{[qw{perl raku}]})],
+          [qw{perl}]);
+
+done_testing;