xref: /onnv-gate/usr/src/cmd/perl/5.8.4/distrib/lib/Test/Harness/Assert.pm (revision 0:68f95e015346)
1# $Id: Assert.pm,v 1.3 2003/09/11 15:57:29 andy Exp $
2
3package Test::Harness::Assert;
4
5use strict;
6require Exporter;
7use vars qw($VERSION @EXPORT @ISA);
8
9$VERSION = '0.02';
10
11@ISA = qw(Exporter);
12@EXPORT = qw(assert);
13
14
15=head1 NAME
16
17Test::Harness::Assert - simple assert
18
19=head1 SYNOPSIS
20
21  ### FOR INTERNAL USE ONLY ###
22
23  use Test::Harness::Assert;
24
25  assert( EXPR, $name );
26
27=head1 DESCRIPTION
28
29A simple assert routine since we don't have Carp::Assert handy.
30
31B<For internal use by Test::Harness ONLY!>
32
33=head1 FUNCTIONS
34
35=head2 C<assert()>
36
37  assert( EXPR, $name );
38
39If the expression is false the program aborts.
40
41=cut
42
43sub assert ($;$) {
44    my($assert, $name) = @_;
45
46    unless( $assert ) {
47        require Carp;
48        my $msg = 'Assert failed';
49        $msg .= " - '$name'" if defined $name;
50        $msg .= '!';
51        Carp::croak($msg);
52    }
53
54}
55
56=head1 AUTHOR
57
58Michael G Schwern C<< <schwern@pobox.com> >>
59
60=head1 SEE ALSO
61
62L<Carp::Assert>
63
64=cut
65
661;
67