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t/20_policies.t  view on Meta::CPAN

my $nsubtests = 0;
for my $s (values %{$subtests}) {
    $nsubtests += @{$s}; # one [pf]critique() test per subtest
}
my $npolicies = scalar keys %{$subtests}; # one can() test per policy

plan tests => $nsubtests + $npolicies;

for my $policy ( sort keys %{$subtests} ) {
    can_ok( "Perl::Critic::Policy::$policy", 'violates' );
    for my $subtest ( @{$subtests->{$policy}} ) {
        local $TODO = $subtest->{TODO}; # Is NOT a TODO if it's not set

        my $desc =
            join ' - ', $policy, "line $subtest->{lineno}", $subtest->{name};

        my @violations = $subtest->{filename}
            ? eval {
                fcritique_with_violations(
                    $policy,
                    \$subtest->{code},
                    $subtest->{filename},
                    $subtest->{parms},
                )
            }
            : eval {
                pcritique_with_violations(
                    $policy,
                    \$subtest->{code},
                    $subtest->{parms},
                )
            };
        my $err = $EVAL_ERROR;

        my $test_passed;
        if ($subtest->{error}) {
            if ( 'Regexp' eq ref $subtest->{error} ) {
                $test_passed = like($err, $subtest->{error}, $desc);
            }
            else {
                $test_passed = ok($err, $desc);
            }
        }
        elsif ($err) {
            if ($err =~ m/\A Unable [ ] to [ ] create [ ] policy [ ] [']/xms) {
                # We most likely hit a configuration that a parameter didn't like.
                fail($desc);
                diag($err);
                $test_passed = 0;
            }
            else {
                die $err;
            }
        }
        else {
            my $expected_failures = $subtest->{failures};

            # If any optional modules are NOT installed, then there should be no failures.
            if ($subtest->{optional_modules}) {
              MODULE:
                for my $module (split m/,\s*/, $subtest->{optional_modules}) {
                    eval "require $module"; ## no critic (ProhibitStringyEval)
                    if ($EVAL_ERROR) {
                        $expected_failures = 0;
                        last MODULE;
                    }
                }
            }

            $test_passed = is(scalar @violations, $expected_failures, $desc);
        }

        if (not $test_passed) {
            diag("Violation found: $_") foreach @violations;
        }
    }
}


exit 0;