File Coverage

blib/lib/Test/Git.pm

Criterion	Covered	Total	%
statement	49	56	87.5
branch	9	20	45.0
condition	9	18	50.0
subroutine	11	12	91.6
pod	2	2	100.0
total	80	108	74.0

package Test::Git;
$Test::Git::VERSION = '1.325';
use strict;
use warnings;

use Exporter;
use Test::Builder;
use Git::Repository;    # 1.15
use File::Temp qw( tempdir );
use File::Spec::Functions qw( catdir );
use Git::Version::Compare qw( cmp_git );
use Cwd qw( cwd );
use Carp;

our @ISA     = qw( Exporter );
our @EXPORT  = qw( has_git test_repository );

my $Test = Test::Builder->new();

sub has_git {
    my ( $version, @options ) = ( ( grep !ref, @_ )[0], grep ref, @_ );
    carp sprintf 'has_git() is obsolete, write `use Test::Requires::Git; test_requires_git%s;` instead',
        $version ? " '$version'" : '';

    # check some git is present
    $Test->skip_all('Default git binary not found in PATH')
        if !Git::Repository::Command::_is_git('git');

    # check it's at least some minimum version
    my $git_version = Git::Repository->version(@options);
    $Test->skip_all(
        "Test script requires git >= $version (this is only $git_version)")
        if $version && Git::Repository->version_lt( $version, @options );
}

sub test_repository {
    my %args = @_;

    croak "Can't use both 'init' and 'clone' parameters"
        if exists $args{init} && exists $args{clone};

    # setup some default values
    my $temp = $args{temp} || [ CLEANUP => 1 ];    # File::Temp options
    my $init = $args{init} || [];                  # git init options
    my $opts = $args{git}  || {};                  # Git::Repository options
    my $safe = { %$opts, fatal => [] };            # ignore 'fatal' settings
    my $clone = $args{clone};                      # git clone options

    # version check
    my $bad_version;
    my $git_version = Git::Repository->version($safe);
    if ($clone) {
        if (
            cmp_git( $git_version, '1.6.2.rc0' ) < 0
            || (   cmp_git( '1.7.0.rc1', $git_version ) <= 0
                && cmp_git( $git_version, '1.7.0.2' ) <= 0 )
          )
        {
            $bad_version = "test_repository( clone => ... ) requires git >= 1.6.2.rc0 and 1.7.0.rc1 < git < 1.7.0.2 (this is $git_version)";
        }
    }
    elsif ( cmp_git( $git_version, '1.4.0' ) <= 0 ) {
        $bad_version = "test_repository( init => ... ) requires git >= 1.4.0 (this is only $git_version)";
    }
    croak $bad_version if $bad_version;

    # create a temporary directory to host our repository
    my $dir = tempdir(@$temp);
    my $cwd = { cwd => $dir };    # option to chdir there

    # create the git repository there
    my $init_cmd = Git::Repository->version_lt('1.5.0.rc1') ? 'init-db' : 'init';
    my @cmd = $clone ? ( clone => @$clone, $dir ) : ( $init_cmd => @$init, $cwd );
    Git::Repository->run( @cmd, $safe );

    # create the Git::Repository object
    my $gitdir = Git::Repository->run( qw( rev-parse --git-dir ), $cwd );
    return Git::Repository->new( git_dir => catdir( $dir, $gitdir ), $opts );
}

1;

__END__