Test 12: Enter a keyword in search box, submit the form and check title of result page

Test:

Enter a value in a form of a page, submit the form and check title of resulting page

Learning: 

submit_form is used to submit a form

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Solution:

use WWW::Mechanize;
use LWP::UserAgent;
my $m = WWW::Mechanize->new();
$m->get( "http://en.wikipedia.org/wiki/Main_Page" );
$m->submit_form(
    form_number => 1,
    fields    => { search  => 'honey', },
    button    => 'go'
);
$tmp=$m->title;
print "$tmp\n";

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output snapshot: