xref: /openbsd-src/gnu/usr.bin/perl/cpan/podlators/t/docs/synopsis.t (revision e068048151d29f2562a32185e21a8ba885482260)
1#!/usr/bin/perl
2#
3# Check the SYNOPSIS section of the documentation for syntax errors.
4#
5# The canonical version of this file is maintained in the rra-c-util package,
6# which can be found at <https://www.eyrie.org/~eagle/software/rra-c-util/>.
7#
8# Written by Russ Allbery <eagle@eyrie.org>
9# Copyright 2019, 2021 Russ Allbery <eagle@eyrie.org>
10# Copyright 2013-2014
11#     The Board of Trustees of the Leland Stanford Junior University
12#
13# Permission is hereby granted, free of charge, to any person obtaining a
14# copy of this software and associated documentation files (the "Software"),
15# to deal in the Software without restriction, including without limitation
16# the rights to use, copy, modify, merge, publish, distribute, sublicense,
17# and/or sell copies of the Software, and to permit persons to whom the
18# Software is furnished to do so, subject to the following conditions:
19#
20# The above copyright notice and this permission notice shall be included in
21# all copies or substantial portions of the Software.
22#
23# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
24# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
26# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
28# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
29# DEALINGS IN THE SOFTWARE.
30#
31# SPDX-License-Identifier: MIT
32
33use 5.010;
34use strict;
35use warnings;
36
37use lib 't/lib';
38
39use Test::RRA qw(skip_unless_automated use_prereq);
40
41use File::Spec;
42use Test::More;
43
44# Skip for normal user installs since this doesn't affect functionality.
45skip_unless_automated('Synopsis syntax tests');
46
47# Load prerequisite modules.
48use_prereq('Perl::Critic::Utils');
49use_prereq('Test::Synopsis');
50
51# Helper function that checks to see if a given path starts with blib/script.
52# This is written a bit weirdly so that it's portable to Windows and VMS.
53#
54# $path - Path to a file
55#
56# Returns: True if the file doesn't start with blib/script, false otherwise.
57sub in_blib_script {
58    my ($path) = @_;
59    my ($volume, $dir, $file) = File::Spec->splitpath($path);
60    my @dir = File::Spec->splitdir($dir);
61    return (scalar(@dir) < 2 || $dir[0] ne 'blib' || $dir[1] ne 'script');
62}
63
64# The default Test::Synopsis all_synopsis_ok() function requires that the
65# module be in a lib directory.  Use Perl::Critic::Utils to find the modules
66# in blib, or lib if it doesn't exist.  However, strip out anything in
67# blib/script, since scripts use a different SYNOPSIS syntax.
68my @files = Perl::Critic::Utils::all_perl_files('blib');
69@files = grep { in_blib_script($_) } @files;
70if (!@files) {
71    @files = Perl::Critic::Utils::all_perl_files('lib');
72}
73plan tests => scalar @files;
74
75# Run the actual tests.
76for my $file (@files) {
77    synopsis_ok($file);
78}
79