1#!/usr/bin/perl
2#
3# Test Perl code for test coverage.
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 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 5.008;
34use strict;
35use warnings;
36
37use lib 't/lib';
38
39use Test::RRA qw(skip_unless_author use_prereq);
40use Test::RRA::Config qw($COVERAGE_LEVEL @COVERAGE_SKIP_TESTS);
41
42use File::Spec;
43use Test::More;
44
45# Skip code coverage unless author tests are enabled since it takes a long
46# time, is sensitive to versions of various libraries, and does not detect
47# functionality problems.
48skip_unless_author('Coverage tests');
49
50# Load prerequisite modules.
51use_prereq('Devel::Cover');
52use_prereq('Test::Strict');
53
54# Build a list of test directories to use for coverage.
55my %ignore = map { $_ => 1 } qw(data docs style), @COVERAGE_SKIP_TESTS;
56opendir(my $testdir, 't') or BAIL_OUT("cannot open t: $!");
57my @t_dirs = readdir($testdir) or BAIL_OUT("cannot read t: $!");
58closedir($testdir) or BAIL_OUT("cannot close t: $!");
59
60# Filter out ignored and system directories.
61@t_dirs = grep { !$ignore{$_} } File::Spec->no_upwards(@t_dirs);
62
63# Prepend the t directory name to the directories.
64@t_dirs = map { File::Spec->catfile('t', $_) } @t_dirs;
65
66# Disable POD coverage; that's handled separately and is confused by
67# autoloading.
68$Test::Strict::DEVEL_COVER_OPTIONS
69  = '-coverage,statement,branch,condition,subroutine';
70
71# Do the coverage analysis.
72all_cover_ok($COVERAGE_LEVEL, @t_dirs);
73
74# Hack to suppress "used only once" warnings.
75END { $Test::Strict::DEVEL_COVER_OPTIONS = q{} }
76