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#!perl
##############################################################################
# $URL: http://perlcritic.tigris.org/svn/perlcritic/trunk/Perl-Critic/t/14_policy_parameters.t $
# $Date: 2008-06-06 00:48:04 -0500 (Fri, 06 Jun 2008) $
# $Author: clonezone $
# $Revision: 2416 $
##############################################################################
use 5.006001;
use strict;
use warnings;
use English qw(-no_match_vars);
use Perl::Critic::UserProfile qw();
use Perl::Critic::PolicyFactory (-test => 1);
use Perl::Critic::PolicyParameter qw{ $NO_DESCRIPTION_AVAILABLE };
use Perl::Critic::Utils qw( policy_short_name );
use Perl::Critic::TestUtils qw(bundled_policy_names);
use Test::More; #plan set below!
Perl::Critic::TestUtils::block_perlcriticrc();
#-----------------------------------------------------------------------------
# This script proves that each policy that ships with Perl::Critic overrides
# the supported_parameters() method and, assuming that the policy is
# configurable, that each parameter can parse its own default_string.
#
# This script also verifies that Perl::Critic::PolicyFactory throws an
# exception when we try to create a policy with bogus parameters. However, it
# is your responsibility to verify that valid parameters actually work as
# expected. You can do this by using the #parms directive in the *.run files.
#-----------------------------------------------------------------------------
# Figure out how many tests there will be...
my @all_policies = bundled_policy_names();
my @all_params = map { $_->supported_parameters() } @all_policies;
my $ntests = @all_policies + 2 * @all_params;
plan( tests => $ntests );
#-----------------------------------------------------------------------------
for my $policy ( @all_policies ) {
test_has_declared_parameters( $policy );
test_invalid_parameters( $policy );
test_supported_parameters( $policy );
}
#-----------------------------------------------------------------------------
sub test_supported_parameters {
my $policy_name = shift;
my @supported_params = $policy_name->supported_parameters();
my $config = Perl::Critic::Config->new( -profile => 'NONE' );
for my $param_specification ( @supported_params ) {
my $parameter =
Perl::Critic::PolicyParameter->new($param_specification);
my $param_name = $parameter->get_name();
my $description = $parameter->get_description();
ok(
$description && $description ne $NO_DESCRIPTION_AVAILABLE,
qq{Param "$param_name" for policy "$policy_name" has a description},
);
my %args = (
-policy => $policy_name,
-params => {
$param_name => $parameter->get_default_string(),
}
);
eval { $config->add_policy( %args ) };
is(
$EVAL_ERROR,
q{},
qq{Created policy "$policy_name" with param "$param_name"},
);
}
return;
}
#-----------------------------------------------------------------------------
sub test_invalid_parameters {
my $policy = shift;
my $bogus_params = { bogus => 'shizzle' };
my $profile = Perl::Critic::UserProfile->new( -profile => 'NONE' );
my $factory = Perl::Critic::PolicyFactory->new( -profile => $profile );
my $policy_name = policy_short_name($policy);
my $label = qq{Created $policy_name with bogus parameters};
eval { $factory->create_policy(-name => $policy, -params => $bogus_params) };
like(
$EVAL_ERROR,
qr/The $policy_name policy doesn't take a "bogus" option/,
$label
);
}
#-----------------------------------------------------------------------------
sub test_has_declared_parameters {
my $policy = shift;
if ( not $policy->can('supported_parameters') ) {
fail( qq{I don't know if $policy supports params} );
diag( qq{This means $policy needs a supported_parameters() method} );
}
return;
}
#-----------------------------------------------------------------------------
# ensure we run true if this test is loaded by
# t/14_policy_parameters.t_without_optional_dependencies.t
1;
###############################################################################
# Local Variables:
# mode: cperl
# cperl-indent-level: 4
# fill-column: 78
# indent-tabs-mode: nil
# c-indentation-style: bsd
# End:
# ex: set ts=8 sts=4 sw=4 tw=78 ft=perl expandtab shiftround :
|
