Dave Cross: Still Munging Data With Perl: Online event - Mar 27 Learn more

use strict;
use lib 't/cdbi/testlib';
{
package Thing;
Thing->columns(TEMP => qw[foo bar baz]);
Thing->columns(All => qw[some real stuff]);
}
my $thing = Thing->construct({ foo => 23, some => 42, baz => 99 });
$thing->set( foo => "wibble", some => "woosh" );
is $thing->foo, "wibble";
is $thing->some, "woosh";
is $thing->baz, 99;
$thing->discard_changes;
done_testing;